Reading Challenge 3 2nd Answer Key
Unit 1 Read It or See It?
Pre-Reading (answers will vary)
1. I have read Charlotte’s Web, which is also a
movie.
2. I read the book first. Then, I saw the movie.
3. I liked the book better because some of the
voices of the characters in the movie didn’t
sound the way I had imagined the characters
would sound.
Vocabulary Preview
1. c 2. d 3. b 4. f 5. a 6. e
Reading Comprehension
1.c 2. a 3. b 4. b 5. d
Idiomatic Expression
Discussion (answers will vary)
1. A famous book in my country that has been
made into a movie is Tom Sawyer.
2. A famous book from another country that has
been made into a movie is Les Misérables.
3. A good book that I have read that I would like
to see made into a movie is Captain Underpants.
Grammar
Are there any books that are simply impossible
to film?
Books written in unique literary styles, such as
Ulysses and The Sound and the Fury have
resisted film adaptation to rival the greatness of
the books.
Vocabulary and Idiom Review
1. it was a good bet
2. more often than not
3. measure up to
1. b
6. b
2. b
7. a
3. d
8. a
4. b
9. c
5. a
10. c
Summary
1. attempted 2. critics
3. measure up 4. transformed
5. masterpieces 6. industry
7. bet 8. literary
Listening
1.d 2. a 3. b
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Reading Challenge 3 2nd Answer Key
Unit 2 Superstitions about Birds
Pre-Reading (answers will vary)
1. Magpies and sparrows are the most common
birds in my country.
2. Robins are sometimes considered lucky in my
country because they show that warmer weather
is coming. Crows are considered unlucky.
3. There are many places to go bird watching in
my country. Some people go to the mountains or
to marshes to see special kinds of birds.
Vocabulary Preview
1.e 2. f 3. b 4. c 5. a 6. d
Reading Comprehension
1. c 2. d 3. b 4. d 5. b
Idiomatic Expressions
1. Woe be it
2. feeds on
3. old wives’ tale
Summary
1. gods of war 2. portent of death
3. Raven 4. kingdom won’t fall
5. the aftermath of battles
6. Swallows
7. portent of death
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Reading Challenge 3 2nd Answer Key
Vocabulary and Idiom Review
1. d 2. b 3. c 4. c 5. b
6. c 7. d 8. b 9. a 10. c
Unit 3 Alaska Is Melting
Pre-Reading (answers will vary)
1. Alaska is located in the Arctic, west of the
Yukon in Canada and east of Siberia in Russia.
2. I think that too much pollution from cars and
factories contributes to global warming.
3. I know that glaciers are big fields of ice and
snow. I’ve seen pictures of glaciers in the Rocky
Mountains.
Vocabulary Preview
1. d 2. b 3. e 4. f 5. c 6. a
Reading Comprehension
1. b 2. b 3. b 4. a 5. a
Idiomatic Expressions
1. turn of the century
2. turn up
3. wipe out
Summary
1. Increasing global temperatures are causing
Alaska’s glaciers to melt.
2. Alaska’s thawing permafrost is causing its
road and utility poles to collapse.
3. Melting permafrost and increasing
temperatures are causing forest insects to
appear sooner.
Listening
1. [ ] True [√] False
2. [ ] True [√] False
3. [√] True [ ] False
Discussion (answers will vary)
1. I think that air pollution contributes to the
melting glaciers, but mostly I think it’s just
because Earth is now in a natural warming cycle.
2. I think the increasing temperatures in Alaska
make it harder for some animals, like polar
bears, to survive, but it also makes it easier for
other animals to live.
3. Last winter was a little bit warmer than usual,
but it was still very cold. When the usual
temperature is -20°C, a few degrees higher
doesn’t feel much warmer.
Grammar
Presently, an estimated 100 cubic kilometers of
ice is disappearing from Alaskan glaciers every
year.
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Reading Challenge 3 2nd Answer Key
Alaskan glaciers account for about 75,000
square kilometers, or five percent of the state’s
area.
Vocabulary and Idiom Review
1.a 2. d 3. c 4. c 5. d
6. a 7. c 8. c 9. b 10. a
Unit 4 Working on Your Workout
Pre-Reading (answers will vary)
1. I don’t really like exercising. I never go to
gyms or stuff like that.
2. Exercising is important. If you don’t exercise,
your body will become weak and sick.
3. Different ways of exercising include running,
biking, swimming, doing aerobics, and doing
martial arts.
Vocabulary Preview
1.b 2. f 3. c 4. d 5. a 6. e
Reading Comprehension
1.b 2. a 3. d 4. c 5. a
Idiomatic Expression
1. stuck to
2. in a row
3. bear in mind
Summary
1. properly 2. routine
3. in a row 4. recommend
5. rush 6. development
7. bear in mind 8. achieve
Listening
1.c 2. a 3. b
Discussion (answers will vary)
1. I think I should exercise more often, since I
rarely exercise enough to sweat or breathe
heavily.
2. The common exercise mistake I make is
doing the same things all the time. I have not
changed my exercise routine in years.
3. I order to stay healthy, I walk to school
instead of taking the bus.
Grammar
If someone is not working out properly, it is rare
that he or she will see the results he or she
wants.
Instead of always sticking to the same old
workout, it is important to add a variety of
workouts to your routine.
Vocabulary and Idiom Review
1. b 2. a 3. c 4. b 5. a
6.c 7. d 8. b 9. a 10. a
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Reading Challenge 3 2nd Answer Key
Unit 5 Smart Exercise
Pre-Reading (answers will vary)
1. I know a few smart people. My smart friends
like to read a lot, play games like chess, and
some even play musical instruments.
2. I think using our brains in activities like
reading or chess, as well as eating the right
foods like pineapple and fish, can make us
smarter.
3. Some parents try to make their babies
smarter by reading to them, by playing music for
them, or by giving them challenging toys.
Vocabulary Preview
1. c 2. b 3. f 4. e 5. a 6. d
Reading Comprehension
1. b 2. d 3. a 4. d 5. b
Idiomatic Expressions
1. hit the books
2. beefed up
3. be traced back to
Summary
1. developed 2. Brain
3. Concentrate 4. Babies
5. physical 6. three
7. heart rate 8. motions
9. short-term 10. paths
Listening
1. The woman suggests that he walk a different
way to school.
2. She says doing regular activities in a different
way can re-activate old memory pathways.
3. She also suggests that waking up to different
smells each day may increase his memory and
his ability to learn.
Discussion (answers will vary)
1. I don’t know how much exercise affects brain
development. While it makes sense that the
increased blood flow from exercise would help
your brain, many people I know who exercise a
lot aren’t very smart.
2. I think sports that have complex rules and a
lot of action, like hockey or basketball, require
the most intelligence because players have to
remember a lot of rules, use different strategies
to win, and think quickly under stressful
conditions.
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Reading Challenge 3 2nd Answer Key
3. My favorite sport to play is tennis. It is fast,
competitive, and not too violent.
Grammar
Older people can beef up their brains by working
out as well.
Their study showed a short-term memory
increase of up to forty percent after exercising
just three hours a week.
Vocabulary and Idiom Review
1. a 2. c 3. a 4. d 5. d
6. a 7. c 8. b 9. c 10. c
Unit 6 Rescuing Relics
Pre-Reading (answers will vary)
1. This sculpture is probably from China.
2. This sculpture is made from some kind of
stone or metal.
3. A sculpture like this would be found at a
temple or palace.
Vocabulary Preview
1. c 2. e 3. d 4. b 5. a 6. f
Reading Comprehension
1. a 2. c 3. c 4. c 5. b
Idiomatic Expression
1. take away
2. set up
3. tear down
Summary
1. More and more private collectors have been
setting up their own private museums to display
their collections, a trend that began in the 1990s
in China.
2. Li’s museum displaying his collection of
Chinese folk art was set up in an 18
th
century
house in 2001.
3. Li says that more than ninety percent of the
older buildings in the city have been torn down
over the years from the time that Beijing began
undergoing major economic reforms in the late
1970s.
Listening
1. [√] True [ ] False
2. [ ] True [√] False
3. [√] True [ ] False
Discussion (answers will vary)
1. I enjoy visiting science museums the most. I
enjoy visiting historical museums the least.
2. The smallest museum I have ever visited was
a museum inside a cathedral in Mexico.
Everything was all in one small room.
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Reading Challenge 3 2nd Answer Key
3. A museum that I remember well is the art
museum in Chicago. I saw lots of famous
paintings there.
Grammar
More than ninety percent of the old houses and
temples in Beijing have since been torn down
and replaces with modern buildings.
Luckily, all of old Beijing’s architectural folk art
has not been lost.
Vocabulary and Idiom Review
Idiomatic Expression
1. lend (him or her) a hand
2. was fitted with
3. relies on
Summary
1. rely on 2. lend a hand
3. aid 4. inability
5. navigate 6. arrive
7. destination 8. routines
1. d
2. c
3. b
4. b
5. d
Listening
6. c
7. a
8. c
9. a
10. b
1. b 2. a
3. b
Unit 7 Tweenbots
Pre-Reading (answers will vary)
1. If I saw a robot like this on the street, I would
look around to see if a child lost his or her toy.
2. A small robot like this could be used as a toy
to entertain children.
3. I think there are more kind and helpful people
in the world than unkind and unhelpful people.
Vocabulary Preview
1. f 2. c 3. d 4. e 5. b 6. a
Reading Comprehension
1.c 2. b 3. b 4. a 5. a
Discussion (answers will vary)
1. I don’t think I would help a robot if I saw it on
the street. I don’t usually touch other people’s
things.
2. I was surprised that people took time out of
their busy schedules to help the robots.
3. I helped a friend of mine by watching his cat
when he was out of town. It only took about an
hour a day to take care of his cat.
Grammar
This strange machine may interest some people,
while others would ignore it completely.
Kinzer thought her little robots might even be
seen as some kind of terrorist device.
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Reading Challenge 3 2nd Answer Key
3. spring up
Vocabulary and Idiom Review
1. a
2. b
3. c
4. c
5. a
Summary
6. d
7. b
8. b
9. c
10. a
1. antique
2. modifying
3. stronger
4. reliable
5. founded
6. Rollerblade
Unit 8 Back to the Future
Pre-Reading (answers will vary)
1. I think “Back to the Future means using some
kind of product or invention now that was used a
long time ago.
2. Soccer and snowboarding are two popular
sports, but I don’t participate in them. I’d like to
try snowboarding someday, though.
3. I like to skate in the park or on the path beside
the river. In the winter, I like to ice skate on the
frozen river. I can skate pretty well, but I can’t do
any jumps or spins.
Vocabulary Preview
1.d 2. c 3. b 4. e 5. f 6. a
Reading Comprehension
1.c 2. c 3. c 4. a 5. a
Idiomatic Expressions
1. launch
2. skyrocketed
7. recreational 8. competitive
9. hockey 10. Pan-American
Listening
1. The woman paid $50 for her inline skates.
2. The man is part of a roller hockey league.
3. They will skate together next Saturday at two
o’clock.
Discussion (answers will vary)
1. Skating can make your legs and lungs much
stronger.
2. My new cell phone combines three old
products into one: a phone, a camera, and a
portable music player. I use it every day to
communicate, take photos, and listen to music.
3. Ice hockey is another sport that uses special
equipment like pads and helmets to protect the
players. I used to play hockey when I was in
high school.
Grammar
The Olsons set about trying to modify the design
of the antique skates that they had found.
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Reading Challenge 3 2nd Answer Key
By the mid-1990s, inline skates had become
more than just a recreational sport.
Vocabulary and Idiom Review
1. a 2. d 3. c 4. b 5. c
6. a 7. d 8. c 9. a 10. b
Unit 9 A Better Robot
Pre-Reading (answers will vary)
1. When I hear the word “robot,” I think about
R2-D2 and C-3PO, the robots from Star Wars.
2. I think a crab-shaped robot would be useful
for walking in many different environments,
grabbing different objects, and even cutting
things that are in the way.
3. Robots can help science by collecting
information from places that are too cold, too hot,
or too dangerous for scientists to go themselves.
Vocabulary Preview
1.c 2. e 3. b 4. a 5. d 6. f
Reading Comprehension
1.d 2. b 3. c 4. a 5. b
Idiomatic Expressions
1. As far as
2. by its very nature
3. wave of the future
Summary
1. Snakebots are shaped like snakes, so they
can go into small cracks in rocks.
2. Snakebots are constructed of up to thirty
modules that are all actually individual robots
that can work independently of each other.
3. Snakebots are far less expensive, costing
only a few hundred dollars compared to robots
such as the kind sent to Mars recently, which
cost over a hundred million dollars.
Listening
1. [√] True [ ] False
2. [√] True [ ] False
3. [ ] True [√] False
Discussion (answers will vary)
1. I think some space exploration is too
dangerous for humans. For exploration of places
far away from Earth that take many years to
travel to, only robots should be used.
2. Snakebots could be useful on Earth to explore
places where scientists can’t go. For example,
they could explore very cold areas in the Arctic,
hot areas near volcanoes, or parts of caves that
are too small for people to reach.
3. A movie in which robots had an important part
was I, Robot. In this movie, robots that used to
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Reading Challenge 3 2nd Answer Key
serve people decided to attack the people
instead. The humans have to fight back against
the stronger robots, but one hero policeman
saves the day.
Grammar
A snakebot would be able to do these things, too,
making it much more effective than regular
robots with wheels.
Snakebots will be much less expensive to build.
Vocabulary and Idiom Review
Reading Comprehension
1. a 2. a 3. d 4. c 5. b
Idiomatic Expression
1. divided up into
2. took the credit
3. break into
Summary
1. ward 2. stealing
3. incidents 4. planting
5. likely 6. installed
1. c
2. d
3. d
4. c
5. c
7. volunteers
8. dropped
6. d
7. d
8. c
9. a
10. b
Listening
Unit 10 Flower Power
1. a
2. b
3. d
Pre-Reading (answers will vary)
1. There are quite a few flowers around my
apartment building. The owners of the building
planted them.
2. People like to plant flowers around where they
live because it makes the area nice to look at.
3. People have to give flowers water, and
sometimes they may have to cut them or take
out dead plants.
Vocabulary Preview
1.c 2. b 3. d 4. f 5. e 6. a
Discussion (answers will vary)
1. My family has tried to grow vegetables in a
small garden. We haven’t had much luck,
though.
2. Along the streets in my neighborhood, I can
see trees and bushes. There are only a few
places with flowers.
3. I think crime-watch volunteers are more
effective than security cameras. Thieves can
think of ways to hide from cameras.
Grammar
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Reading Challenge 3 2nd Answer Key
City officials encouraged residents across the
city to plant flowers around their homes and
along streets, especially in places where thefts
frequently occurred.
Thieves would be less likely to strike in areas
where people were outdoors watching things
closely.
Vocabulary and Idiom Review
1.a 2. d 3. c 4. b 5. d
6.c 7. b 8. c 9. a 10. b
Unit 11 A Controversial Restoration
Pre-Reading (answers will vary)
1. There are many famous historical places,
such as the pyramids in Egypt, Machu Picchu in
Peru, and the Great Wall in China.
2. These historical places are important because
they can teach us about past ways of life.
3. Governments make laws and hire people to
study, protect, and restore these places.
Vocabulary Preview
1.b 2. f 3. c 4. e 5. d 6. a
Reading Comprehension
1.a 2. b 3. c 4. b 5. d
Idiomatic Expressions
1. touch up
2. no longer
3. case in point
Summary
1. Sliding 2. Cracks
3. halted 4. 300
5. blackened 6. Stains
7. shin 8. Dirty
9. grime 10. erased
Listening
1. The man saw the Mona Lisa in (the Louvre) in
Paris.
2. The work was behind bullet-proof glass.
3. The painting had to be restored after
someone threw acid on it.
Discussion (answers will vary)
1. I have visited several historical sites in a few
different countries, but the pyramids in Mexico
were the most impressive because of their size.
2. We should try to preserve historical sites and
the environment for future generations.
3. It is a difficult choice, but I think old buildings
are more important than old works of art. I think
old buildings can teach us more about how
people lived in the past.
Grammar
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Reading Challenge 3 2nd Answer Key
There is a pressing need for something to be
done in order to save a historical treasure.
Restorations are planned to clean or touch up
the works so that they look better.
Vocabulary and Idiom Review
1.b 2. d 3. d 4. a 5. c
6. a 7. a 8. c 9. b 10. a
Unit 12 The Flood
Pre-Reading (answers will vary)
1. I have heard of the biblical flood story, as well
as similar stories from other cultures.
2. I first heard the flood story at church, from my
Sunday school teacher. I learned about other
flood stories in university.
3. I think the stories are mostly legend, but there
may be some truth to them as well.
Vocabulary Preview
1. f 2. a 3. c 4. d 5. b 6. e
Reading Comprehension
1.a 2. d 3. c 4. b 5. c
Idiomatic Expressions
1. set about
2. passed down
3. at some point
Summary
1. In the legend of Noah, Noah and his family
escaped the flood in a boat filled with animals.
2. In a Hindu legend, one man was saved from
the flood by a fish, and later, gods made a
woman for the man so they could have many
children.
3. In Incan, Mayan, and Native American
legends of the flood, some humans survive the
flood either by climbing mountains or building
boats.
Listening
1. [√] True [ ] False
2. [ ] True [√] False
3. [√] True [ ] False
Discussion (answers will vary)
1. I have heard the biblical story of Noah’s Ark
and the flood. In this story, God warns Noah
about the coming flood and tells him to build a
big ark. Noah builds the boat and brings his
family and two of each kind of animal with him
on the ark.
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Reading Challenge 3 2nd Answer Key
2. I know that the same story appeared earlier in
Mesopotamia, except the characters had
different names.
3. I’ve heard that some scientists think the flood
stories originate with floods that happened at the
end of the last ice age when a lot of glaciers and
icebergs melted, making the oceans’ water
levels rise.
Grammar
The flood happened long before humans could
write, so the story of the flood could only be
passed down through generations by oral
retellings.
As the story was passed by word of mouth, it
may have changed as various cultures learned
the story.
Vocabulary and Idiom Review
3. One special thing about my home is the view.
My apartment is on the 19
th
floor, and I have a
nice view of the city and mountains.
Vocabulary Preview
1.c 2. f 3. e 4. d 5. b 6. a
Reading Comprehension
1.d 2. a 3. c 4. d 5. a
Idiomatic Expressions
1. in the long run
2. face up to
3. come up with
Summary
1. concerned 2. environmentally
3. typical 4. stacking
5. tires 6. generate
1. a
2. c
3. c
4. d
5. d
7. collect
8. resources
6. c
7. b
8. a
9. b
10. c
Listening
Unit 13 Naturally Better Homes
1. d
2. a
3. d
Pre-Reading (answers will vary)
1. A traditional home in my country is a two-story
brick house with both front and back yards.
2. Now, I live in an apartment.
Discussion (answers will vary)
1. I think that I would enjoy living in an earthship
because it’s good for the environment and I
would save money on electricity bills.
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Reading Challenge 3 2nd Answer Key
2. I don’t know of any earthships in my country.
If they aren’t too expensive, then I think that they
will could become popular.
3. I should probably do more to be
environmentally friendly, but I do recycle cans,
bottles, and paper.
Grammar
Michael Reynolds set out to design homes that
were cheaper to build and more energy efficient.
Earthships need much less energy for heating
and cooling because they are built into the
ground, which keeps the temperature inside the
house from getting too hot or too cold.
Vocabulary and Idiom Review
1.d 2. b 3. a 4. b 5. b
6.d 7. d 8. b 9. b 10. c
Unit 14 Eat Better, Look Better
Pre-Reading (answers will vary)
1. I think that fruits, like peaches, are good for
our skin.
2. Peaches have a lot of moisture and vitamins
that help keep our skin soft and smooth.
3. Actually, I don’t eat peaches very often, but I
eat other fruits every day.
Vocabulary Preview
1.a 2. f 3. d 4. b 5. e 6. c
Reading Comprehension
1.c 2. c 3. b 4. c 5. c
Idiomatic Expressions
1. take in
2. Even better
3. stock up on
Summary
1. oxygen 2. oxidation
3. reduce 4. free radicals
5. Dark-colored 6. broccoli
7. apricots 8. liver
9. green tea 10. facial cream
Listening
1. The woman is making a seaweed bag (for her
bath).
2. She will put seaweed into a stocking and then
tie it closed.
3. She not only puts it in her bath, she also eats
it.
Discussion (answers will vary)
1. Recently, I’ve heard that pomegranates have
lots of antioxidants in them. These days, you
can buy pomegranates in many shops.
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Reading Challenge 3 2nd Answer Key
2. I think my diet is a little healthy. I don’t eat
much oily junk food, but I should eat more fruits
and vegetables.
3. Women in my country use a lot of different
creams and soaps to take care of their skin. Men,
on the other hand, don’t do much except wear
sunblock cream if they go outside during the
summer.
Grammar
These vitamins help produce molecules called
antioxidants, which actually help reduce the
production of free radicals.
Vitamin A and E are particularly good for helping
your skin remain young-looking.
Vocabulary and Idiom Review
1.d 2. d 3. c 4. a 5. d
6.c 7. a 8. b 9. c 10. b
Unit 15 Imagine That!
Pre-Reading (answers will vary)
1. I like to lie on my bed when I want to think or
daydream.
2. The last time I did this was last Saturday. I
had some free time on Saturday afternoon, so I
just lay on my bed resting and thinking.
3. One of my chores at home that does not
require much attention is folding the laundry.
Vocabulary Preview
1. f 2. a 3. d 4. b 5. c 6. e
Reading Comprehension
1.d 2. a 3. c 4. a 5. d
Idiomatic Expression
1. be thought of
2. comes to mind
3. tend to
Summary
1. In the default mode, the top or outside part of
the brain is active, as various regions of the
brain interact.
2. In the default mode, which usually occurs
while performing simple, tedious, or routine
activities, the brain focuses on itself rather than
on the environment.
3. In the default mode, the mind is free to
wander, which allows it a chance to create
things.
Listening
1. [ ] True [√] False
2. [ ] True [√] False
3. [√] True [ ] False
Discussion (answers will vary)
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Reading Challenge 3 2nd Answer Key
1. An event in my life that I wish could have
been different is the time when I was in a school
play and I forgot my lines. I wish I had studied
my lines more before opening night.
2. Five years from now, I would like to be
working in an office downtown.
3. A problem I am still trying to solve is how I
can learn Spanish when I don’t have anyone to
practice with.
Grammar
People who daydream are often thought of in
negative terms, such as being lazy or not doing
what they should be doing.
Perhaps these are daydreams based on
memories of the past, or daydreams of what
might be in the future.
Vocabulary and Idiom Review
1. c 2. d 3. b 4. c 5. b
6. a 7. a 8. c 9. a 10. b
Unit 16 Madonna’s Downloads
Pre-Reading (answers will vary)
1. I know a few sites for downloading music,
such as Kazaa and Limewire.
2. I’ve downloaded a lot of music over the past
few years.
3. I’m not a big fan of Madonna’s music, but I
know she has sold lots of albums, and that she
published a controversial book about fifteen
years ago.
Vocabulary Preview
1.c 2. e 3. f 4. d 5. b 6. a
Reading Comprehension
1.c 2. b 3. d 4. b 5. c
Idiomatic Expressions
1. not mince words
2. climb to the top
3. make a statement
Summary
1. definitely 2. to the top
3. sharing 4. piracy
5. retaliate 6. decoy
7. swearing 8. discourage
Listening
1.b 2. a 3. d
Discussion (answers will vary)
1. I think downloading songs from the Internet is
wrong because when someone downloads a
song, the musician doesn’t get paid for it.
2. I’ve heard that the Apple’s iTunes site and
Napster both charge fees to download music. I
think the fee is about one dollar per song.
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Reading Challenge 3 2nd Answer Key
3. Bono, the lead singer of the band U2, is an
artist with strong opinions. He said that all rich,
developed countries should do more to help
poor, developing countries.
Grammar
Over her career, she has released eighteen
albums, including three collections of greatest
hits.
Throughout her climb to the top, Madonna has
not been afraid of controversy.
Vocabulary and Idiom Review
1.d 2. b 3. c 4. c 5. c
6.d 7. a 8. c 9. c 10. c
Unit 17 Remembering Memories
Pre-Reading (answers will vary)
1. I think I have a very good memory, except I
can never remember people’s names.
2. My earliest childhood memory is of playing
“cowboys” in my backyard with a friend. I was
about four years old then.
3. I think people can improve their memories by
keeping a diary and writing down important
information every day.
Vocabulary Preview
1.b 2. e 3. c 4. f 5. d 6. a
Reading Comprehension
1.a 2. b 3. b 4. c 5. d
Idiomatic Expressions
1. A little / goes a long way
2. at all costs
3. in good working order
Summary
1. Remote 2. Recent
3. Semantic 4. Immediate
5. Prospective 6. degrade
7. prevent 8. mental
9. activity 10. stress
Listening
1. They are remembering a time when they went
sailing.
2. They could not get back because the wind
died down.
17
Reading Challenge 3 2nd Answer Key
3. The man remembers that the woman fell in
the water, but the woman remembers that her
shoe fell in the water.
Discussion (answers will vary)
1. I think men and women are good at
remembering different things. Women can
remember names and important dates better
than men, but men can remember other
information and directions better than women.
2. I often have trouble remembering names.
When I meet new people, I usually forget their
names the first time. After I meet them three or
four times, I remember.
3. I use a day planner book to write down and
remember important names, dates, and phone
numbers.
Grammar
Our capability to remember things from the past
depends on two categories of memory.
The one thing to avoid at all costs is stress.
Vocabulary and Idiom Review
1.d 2. b 3. c 4. a 5. d
6.d 7. b 8. b 9. a 10. c
Unit 18. Taking Home the World Cup
Pre-Reading (answers will vary)
1. I like to watch football or hockey the most, but
I like to play tennis.
2. I don’t like soccer very much because there
isn’t enough scoring. I’ve never been to a World
Cup game, but I’d love to go to one someday.
3. When I was in elementary school, my
baseball team won the city league championship,
so I got a trophy for that. I kept it on a shelf for
many years, but I don’t know where it is now.
Vocabulary Preview
1. f 2. a 3. d 4. c 5. e 6. b
Reading Comprehension
1.c 2. d 3. d 4. d 5. a
Idiomatic Expressions
1. under lock and key
2. Rest assured
3. none the worse for wear
Summary
1. a + b: The original World Cup trophy was
stolen twice, so none of the winners these days
are allowed by FIFA to take the trophy home.
2. c + d: Now the World Cup trophy remains in
the possession of FIFA, so winners are awarded
a gold-plated replicas instead of the real solid
gold trophy.
18
Reading Challenge 3 2nd Answer Key
3. e + f: Brazil won the original trophy three
times and got to keep it, so a new cup was
designed for FIFA in 1974.
Listening
1. [ ] True [√] False
2. [ ] True [√] False
3. [√] True [ ] False
Discussion (answers will vary)
1. I don’t think that teams should be able to take
home the real trophy because there have been
too many problems with it in the past. It’s better
to keep the real trophy safe in a museum.
2. I know about the Stanley Cup, the trophy
given to the winner of the National Hockey
League’s playoff tournament. It’s the oldest
trophy in North American sports, and the
winning team gets to keep the real trophy for a
year.
3. Trophies are nice, but I’d rather win money so
I can buy the things I need.
Grammar
The original World Cup trophy was made by a
French sculptor, and was called the “Jules Rimet
Cup,” in honor of the founder of the tournament.
In 1966, the Cup was stolen during a public
showing of the trophy prior to the World Cup
tournament in England.
Vocabulary and Idiom Review
1.d 2. c 3. a 4. b 5. b
6.a 7. c 8. c 9. b 10. b
Unit 19 No Phishing Allowed
Pre-Reading (answers will vary)
1. Viruses are the biggest computer security
problems, but spyware and spam mail are
annoying, too.
2. Sometimes I shop and check my bank
account online because it’s much quicker and
more convenient than going out to different
stores and banks.
3. To protect our computers, we can use firewall
and antivirus software and be careful about the
websites we visit.
Vocabulary Preview
1. d 2. a 3. c 4. f 5. e 6. b
Reading Comprehension
1.b 2. a 3. b 4. a 5. c
Idiomatic Expressions
1. right away
2. track down
3. con / into
19
Reading Challenge 3 2nd Answer Key
Summary
1. risky 2. lure
3. convince 4. financial
5. crooks 6. tracked
7. gangs 8. wary
The group created official-looking email
messages requesting people to update their
personal information at an international bank’s
website.
Vocabulary and Idiom Review
Listening
1. b
2. a
3. b
4. a
5. c
1. c 2. d
3. d
6. b
7. d
8. a
9. b
10. c
Discussion (answers will vary)
1. I receive a lot of phishing messages, but I
rarely read them. I recall one, though, that
claimed that I was the last relative of some rich
man who had just died in Nigeria. It said that if I
sent them my banking information, they would
send me the money I inherited.
2. I think people caught phishing should be fined
lots of money, or even jailed. They cause a lot of
inconvenience for most people and serious
financial trouble for some.
3. I’ve heard that there are a lot of health scams
on the Internet these days. There are
advertisements for vitamins, health supplements,
and medicine, but when you buy them, the
company just keeps your money and sends out
nothing.
Grammar
Phishing implies that a thief is trying to lure
people into giving away valuable information.
Unit 20 Take a Ghost Tour
Pre-Reading (answers will vary)
1. I think this castle is in England because most
castles that I’ve seen like it are in
England.
2. This castle looks a little scary because it’s old
and grey, and the windows are all dark.
3. I don’t believe in ghosts because I’ve never
seen or heard one.
Vocabulary Preview
1. e 2. d 3. f 4. b 5. a 6. c
Reading Comprehension
1. d 2. b 3. c 4. d 5. a
Idiomatic Expressions
1. complete with
2. made / home
3. leave / for another man
20

Preview text:

Reading Chal enge 3 2nd – Answer Key
Unit 1 Read It or See It? Discussion (answers wil vary) Pre-Reading (answers wil vary)
1. A famous book in my country that has been
1. I have read Charlotte’s Web, which is also a
made into a movie is Tom Sawyer. movie.
2. A famous book from another country that has
2. I read the book first. Then, I saw the movie.
been made into a movie is Les Misérables.
3. I liked the book better because some of the
3. A good book that I have read that I would like
voices of the characters in the movie didn’t
to see made into a movie is Captain Underpants.
sound the way I had imagined the characters would sound. Grammar
Are there any books that are simply impossible Vocabulary Preview to film? 1. c 2. d 3. b 4. f 5. a 6. e
Books written in unique literary styles, such as
Ulysses and The Sound and the Fury have Reading Comprehension
resisted film adaptation to rival the greatness of 1.c 2. a 3. b 4. b 5. d the books. Idiomatic Expression Vocabulary and Idiom Review 1. it was a good bet 1. b 2. b 3. d 4. b 5. a 2. more often than not 6. b 7. a 8. a 9. c 10. c 3. measure up to Summary 1. attempted 2. critics 3. measure up 4. transformed 5. masterpieces 6. industry 7. bet 8. literary Listening 1.d 2. a 3. b 1
Reading Chal enge 3 2nd – Answer Key 8. blessed
Unit 2 Superstitions about Birds 9. insects 10. help animals be healthier Pre-Reading (answers wil vary)
1. Magpies and sparrows are the most common Listening birds in my country.
1. The man wants to visit the aviary, which is like
2. Robins are sometimes considered lucky in my a zoo for birds.
country because they show that warmer weather
2. The woman wants to see peacocks.
is coming. Crows are considered unlucky.
3. The man says it is bad luck to look at a
3. There are many places to go bird watching in peacock’s feathers.
my country. Some people go to the mountains or
to marshes to see special kinds of birds. Discussion (answers wil vary)
1. I don’t believe that birds can be evil omens. Vocabulary Preview
Those stories are just old wives’ tales. 1.e 2. f 3. b 4. c 5. a 6. d
2. The most wel -known bird in Canada is
probably the loon. It’s not real y related to good Reading Comprehension
luck, but it is on our one-dol ar coin, so I guess 1. c 2. d 3. b 4. d 5. b it’s a little bit lucky.
3. One special bird in my country is the Canada Idiomatic Expressions
goose. When people see Canada geese flying in 1. Woe be it
a V-shape in the sky, they know that the season 2. feeds on wil soon change. 3. old wives’ tale Grammar Summary
Perhaps inspired by the swal ow’s red-brown
1. gods of war 2. portent of death
breast, Christian people initial y related the 3. Raven 4. kingdom won’t fal
swal ow to the death of Jesus Christ. 5. the aftermath of battles
Any barn that has swal ows living in it is sure to 6. Swal ows
be blessed in the fol owing year. 7. portent of death 2
Reading Chal enge 3 2nd – Answer Key Vocabulary and Idiom Review
2. Alaska’s thawing permafrost is causing its 1. d 2. b 3. c 4. c 5. b
road and utility poles to col apse. 6. c 7. d 8. b 9. a 10. c
3. Melting permafrost and increasing
temperatures are causing forest insects to
Unit 3 Alaska Is Melting appear sooner. Pre-Reading (answers wil vary) Listening
1. Alaska is located in the Arctic, west of the 1. [ ] True [√] False
Yukon in Canada and east of Siberia in Russia. 2. [ ] True [√] False
2. I think that too much pol ution from cars and 3. [√] True [ ] False
factories contributes to global warming.
3. I know that glaciers are big fields of ice and Discussion (answers wil vary)
snow. I’ve seen pictures of glaciers in the Rocky
1. I think that air pol ution contributes to the Mountains.
melting glaciers, but mostly I think it’s just
because Earth is now in a natural warming cycle. Vocabulary Preview
2. I think the increasing temperatures in Alaska 1. d 2. b 3. e 4. f 5. c 6. a
make it harder for some animals, like polar
bears, to survive, but it also makes it easier for Reading Comprehension other animals to live. 1. b 2. b 3. b 4. a 5. a
3. Last winter was a little bit warmer than usual,
but it was stil very cold. When the usual Idiomatic Expressions
temperature is -20°C, a few degrees higher 1. turn of the century doesn’t feel much warmer. 2. turn up 3. wipe out Grammar
Presently, an estimated 100 cubic kilometers of Summary
ice is disappearing from Alaskan glaciers every
1. Increasing global temperatures are causing year. Alaska’s glaciers to melt. 3
Reading Chal enge 3 2nd – Answer Key
Alaskan glaciers account for about 75,000 Summary
square kilometers, or five percent of the state’s 1. properly 2. routine area. 3. in a row 4. recommend 5. rush 6. development Vocabulary and Idiom Review 7. bear in mind 8. achieve 1.a 2. d 3. c 4. c 5. d 6. a 7. c 8. c 9. b 10. a Listening 1.c 2. a 3. b
Unit 4 Working on Your Workout Discussion (answers wil vary) Pre-Reading (answers wil vary)
1. I think I should exercise more often, since I
1. I don’t real y like exercising. I never go to
rarely exercise enough to sweat or breathe gyms or stuff like that. heavily.
2. Exercising is important. If you don’t exercise,
2. The common exercise mistake I make is
your body wil become weak and sick.
doing the same things al the time. I have not
3. Different ways of exercising include running,
changed my exercise routine in years.
biking, swimming, doing aerobics, and doing
3. I order to stay healthy, I walk to school martial arts. instead of taking the bus. Vocabulary Preview Grammar 1.b 2. f 3. c 4. d 5. a 6. e
If someone is not working out properly, it is rare
that he or she wil see the results he or she Reading Comprehension wants. 1.b 2. a 3. d 4. c 5. a
Instead of always sticking to the same old
workout, it is important to add a variety of Idiomatic Expression workouts to your routine. 1. stuck to 2. in a row Vocabulary and Idiom Review 3. bear in mind 1. b 2. a 3. c 4. b 5. a 6.c 7. d 8. b 9. a 10. a 4
Reading Chal enge 3 2nd – Answer Key Summary 1. developed 2. Brain 3. Concentrate 4. Babies 5. physical 6. three 7. heart rate 8. motions Unit 5 Smart Exercise 9. short-term 10. paths Pre-Reading (answers wil vary) Listening
1. I know a few smart people. My smart friends
1. The woman suggests that he walk a different
like to read a lot, play games like chess, and way to school.
some even play musical instruments.
2. She says doing regular activities in a different
2. I think using our brains in activities like
way can re-activate old memory pathways.
reading or chess, as wel as eating the right
3. She also suggests that waking up to different
foods like pineapple and fish, can make us
smel s each day may increase his memory and smarter. his ability to learn.
3. Some parents try to make their babies
smarter by reading to them, by playing music for Discussion (answers wil vary)
them, or by giving them chal enging toys.
1. I don’t know how much exercise affects brain
development. While it makes sense that the Vocabulary Preview
increased blood flow from exercise would help 1. c 2. b 3. f 4. e 5. a 6. d
your brain, many people I know who exercise a lot aren’t very smart. Reading Comprehension
2. I think sports that have complex rules and a 1. b 2. d 3. a 4. d 5. b
lot of action, like hockey or basketbal , require
the most intel igence because players have to Idiomatic Expressions
remember a lot of rules, use different strategies 1. hit the books
to win, and think quickly under stressful 2. beefed up conditions. 3. be traced back to 5
Reading Chal enge 3 2nd – Answer Key
3. My favorite sport to play is tennis. It is fast, 1. take away
competitive, and not too violent. 2. set up 3. tear down Grammar
Older people can beef up their brains by working Summary out as wel .
1. More and more private col ectors have been
Their study showed a short-term memory
setting up their own private museums to display
increase of up to forty percent after exercising
their col ections, a trend that began in the 1990s just three hours a week. in China.
2. Li’s museum displaying his col ection of Vocabulary and Idiom Review
Chinese folk art was set up in an 18th century 1. a 2. c 3. a 4. d 5. d house in 2001. 6. a 7. c 8. b 9. c 10. c
3. Li says that more than ninety percent of the
older buildings in the city have been torn down Unit 6 Rescuing Relics
over the years from the time that Beijing began
undergoing major economic reforms in the late Pre-Reading (answers wil vary) 1970s.
1. This sculpture is probably from China.
2. This sculpture is made from some kind of Listening stone or metal. 1. [√] True [ ] False
3. A sculpture like this would be found at a 2. [ ] True [√] False temple or palace. 3. [√] True [ ] False Vocabulary Preview Discussion (answers wil vary) 1. c 2. e 3. d 4. b 5. a 6. f
1. I enjoy visiting science museums the most. I
enjoy visiting historical museums the least. Reading Comprehension
2. The smal est museum I have ever visited was 1. a 2. c 3. c 4. c 5. b
a museum inside a cathedral in Mexico.
Everything was al in one smal room. Idiomatic Expression 6
Reading Chal enge 3 2nd – Answer Key
3. A museum that I remember wel is the art
museum in Chicago. I saw lots of famous Idiomatic Expression paintings there. 1. lend (him or her) a hand 2. was fitted with Grammar 3. relies on
More than ninety percent of the old houses and
temples in Beijing have since been torn down Summary
and replaces with modern buildings. 1. rely on 2. lend a hand
Luckily, al of old Beijing’s architectural folk art 3. aid 4. inability has not been lost. 5. navigate 6. arrive 7. destination 8. routines Vocabulary and Idiom Review 1. d 2. c 3. b 4. b 5. d Listening 6. c 7. a 8. c 9. a 10. b 1. b 2. a 3. b Unit 7 Tweenbots Discussion (answers wil vary)
1. I don’t think I would help a robot if I saw it on Pre-Reading (answers wil vary)
the street. I don’t usual y touch other people’s
1. If I saw a robot like this on the street, I would things.
look around to see if a child lost his or her toy.
2. I was surprised that people took time out of
2. A smal robot like this could be used as a toy
their busy schedules to help the robots. to entertain children.
3. I helped a friend of mine by watching his cat
3. I think there are more kind and helpful people
when he was out of town. It only took about an
in the world than unkind and unhelpful people.
hour a day to take care of his cat. Vocabulary Preview Grammar 1. f 2. c 3. d 4. e 5. b 6. a
This strange machine may interest some people,
while others would ignore it completely. Reading Comprehension
Kinzer thought her little robots might even be 1.c 2. b 3. b 4. a 5. a
seen as some kind of terrorist device. 7
Reading Chal enge 3 2nd – Answer Key 3. spring up Vocabulary and Idiom Review 1. a 2. b 3. c 4. c 5. a Summary 6. d 7. b 8. b 9. c 10. a 1. antique 2. modifying 3. stronger 4. reliable 5. founded 6. Rol erblade 7. recreational 8. competitive
Unit 8 Back to the Future 9. hockey 10. Pan-American Pre-Reading (answers wil vary) Listening
1. I think “Back to the Future” means using some
1. The woman paid $50 for her inline skates.
kind of product or invention now that was used a
2. The man is part of a rol er hockey league. long time ago.
3. They wil skate together next Saturday at two
2. Soccer and snowboarding are two popular o’clock.
sports, but I don’t participate in them. I’d like to
try snowboarding someday, though. Discussion (answers wil vary)
3. I like to skate in the park or on the path beside
1. Skating can make your legs and lungs much
the river. In the winter, I like to ice skate on the stronger.
frozen river. I can skate pretty wel , but I can’t do
2. My new cel phone combines three old any jumps or spins.
products into one: a phone, a camera, and a
portable music player. I use it every day to Vocabulary Preview
communicate, take photos, and listen to music. 1.d 2. c 3. b 4. e 5. f 6. a
3. Ice hockey is another sport that uses special
equipment like pads and helmets to protect the Reading Comprehension
players. I used to play hockey when I was in 1.c 2. c 3. c 4. a 5. a high school. Idiomatic Expressions Grammar 1. launch
The Olsons set about trying to modify the design 2. skyrocketed
of the antique skates that they had found. 8
Reading Chal enge 3 2nd – Answer Key
By the mid-1990s, inline skates had become 3. wave of the future
more than just a recreational sport. Summary Vocabulary and Idiom Review
1. Snakebots are shaped like snakes, so they 1. a 2. d 3. c 4. b 5. c
can go into smal cracks in rocks. 6. a 7. d 8. c 9. a 10. b
2. Snakebots are constructed of up to thirty
modules that are al actual y individual robots
that can work independently of each other. Unit 9 A Better Robot
3. Snakebots are far less expensive, costing
only a few hundred dol ars compared to robots Pre-Reading (answers wil vary)
such as the kind sent to Mars recently, which
1. When I hear the word “robot,” I think about
cost over a hundred mil ion dol ars.
R2-D2 and C-3PO, the robots from Star Wars.
2. I think a crab-shaped robot would be useful Listening
for walking in many different environments, 1. [√] True [ ] False
grabbing different objects, and even cutting 2. [√] True [ ] False things that are in the way. 3. [ ] True [√] False
3. Robots can help science by col ecting
information from places that are too cold, too hot, Discussion (answers wil vary)
or too dangerous for scientists to go themselves.
1. I think some space exploration is too
dangerous for humans. For exploration of places Vocabulary Preview
far away from Earth that take many years to 1.c 2. e 3. b 4. a 5. d 6. f
travel to, only robots should be used.
2. Snakebots could be useful on Earth to explore Reading Comprehension
places where scientists can’t go. For example, 1.d 2. b 3. c 4. a 5. b
they could explore very cold areas in the Arctic,
hot areas near volcanoes, or parts of caves that Idiomatic Expressions
are too smal for people to reach. 1. As far as
3. A movie in which robots had an important part 2. by its very nature
was I, Robot. In this movie, robots that used to 9
Reading Chal enge 3 2nd – Answer Key
serve people decided to attack the people Reading Comprehension
instead. The humans have to fight back against 1. a 2. a 3. d 4. c 5. b
the stronger robots, but one hero policeman saves the day. Idiomatic Expression 1. divided up into Grammar 2. took the credit
A snakebot would be able to do these things, too, 3. break into
making it much more effective than regular robots with wheels. Summary
Snakebots wil be much less expensive to build. 1. ward 2. stealing 3. incidents 4. planting Vocabulary and Idiom Review 5. likely 6. instal ed 1. c 2. d 3. d 4. c 5. c 7. volunteers 8. dropped 6. d 7. d 8. c 9. a 10. b Listening Unit 10 Flower Power 1. a 2. b 3. d Pre-Reading (answers wil vary) Discussion (answers wil vary)
1. There are quite a few flowers around my
1. My family has tried to grow vegetables in a
apartment building. The owners of the building
smal garden. We haven’t had much luck, planted them. though.
2. People like to plant flowers around where they
2. Along the streets in my neighborhood, I can
live because it makes the area nice to look at.
see trees and bushes. There are only a few
3. People have to give flowers water, and places with flowers.
sometimes they may have to cut them or take
3. I think crime-watch volunteers are more out dead plants.
effective than security cameras. Thieves can
think of ways to hide from cameras. Vocabulary Preview 1.c 2. b 3. d 4. f 5. e 6. a Grammar 10
Reading Chal enge 3 2nd – Answer Key
City officials encouraged residents across the 2. no longer
city to plant flowers around their homes and 3. case in point
along streets, especial y in places where thefts frequently occurred. Summary
Thieves would be less likely to strike in areas 1. Sliding 2. Cracks
where people were outdoors watching things 3. halted 4. 300 closely. 5. blackened 6. Stains 7. shin 8. Dirty Vocabulary and Idiom Review 9. grime 10. erased 1.a 2. d 3. c 4. b 5. d 6.c 7. b 8. c 9. a 10. b Listening
Unit 11 A Controversial Restoration
1. The man saw the Mona Lisa in (the Louvre) in Paris. Pre-Reading (answers wil vary)
2. The work was behind bul et-proof glass.
1. There are many famous historical places,
3. The painting had to be restored after
such as the pyramids in Egypt, Machu Picchu in someone threw acid on it.
Peru, and the Great Wal in China.
2. These historical places are important because Discussion (answers wil vary)
they can teach us about past ways of life.
1. I have visited several historical sites in a few
3. Governments make laws and hire people to
different countries, but the pyramids in Mexico
study, protect, and restore these places.
were the most impressive because of their size.
2. We should try to preserve historical sites and Vocabulary Preview
the environment for future generations. 1.b 2. f 3. c 4. e 5. d 6. a
3. It is a difficult choice, but I think old buildings
are more important than old works of art. I think Reading Comprehension
old buildings can teach us more about how 1.a 2. b 3. c 4. b 5. d people lived in the past. Idiomatic Expressions Grammar 1. touch up 11
Reading Chal enge 3 2nd – Answer Key
There is a pressing need for something to be Idiomatic Expressions
done in order to save a historical treasure. 1. set about
Restorations are planned to clean or touch up 2. passed down
the works so that they look better. 3. at some point Vocabulary and Idiom Review Summary 1.b 2. d 3. d 4. a 5. c
1. In the legend of Noah, Noah and his family 6. a 7. a 8. c 9. b 10. a
escaped the flood in a boat fil ed with animals.
2. In a Hindu legend, one man was saved from
the flood by a fish, and later, gods made a
woman for the man so they could have many children.
3. In Incan, Mayan, and Native American Unit 12 The Flood
legends of the flood, some humans survive the
flood either by climbing mountains or building Pre-Reading (answers wil vary) boats.
1. I have heard of the biblical flood story, as wel
as similar stories from other cultures. Listening
2. I first heard the flood story at church, from my 1. [√] True [ ] False
Sunday school teacher. I learned about other 2. [ ] True [√] False flood stories in university. 3. [√] True [ ] False
3. I think the stories are mostly legend, but there
may be some truth to them as wel . Discussion (answers wil vary)
1. I have heard the biblical story of Noah’s Ark Vocabulary Preview
and the flood. In this story, God warns Noah 1. f 2. a 3. c 4. d 5. b 6. e
about the coming flood and tel s him to build a
big ark. Noah builds the boat and brings his Reading Comprehension
family and two of each kind of animal with him 1.a 2. d 3. c 4. b 5. c on the ark. 12
Reading Chal enge 3 2nd – Answer Key
2. I know that the same story appeared earlier in
3. One special thing about my home is the view.
Mesopotamia, except the characters had
My apartment is on the 19th floor, and I have a different names.
nice view of the city and mountains.
3. I’ve heard that some scientists think the flood
stories originate with floods that happened at the Vocabulary Preview
end of the last ice age when a lot of glaciers and 1.c 2. f 3. e 4. d 5. b 6. a
icebergs melted, making the oceans’ water levels rise. Reading Comprehension 1.d 2. a 3. c 4. d 5. a Grammar
The flood happened long before humans could Idiomatic Expressions
write, so the story of the flood could only be 1. in the long run
passed down through generations by oral 2. face up to retel ings. 3. come up with
As the story was passed by word of mouth, it
may have changed as various cultures learned Summary the story. 1. concerned 2. environmental y 3. typical 4. stacking Vocabulary and Idiom Review 5. tires 6. generate 1. a 2. c 3. c 4. d 5. d 7. col ect 8. resources 6. c 7. b 8. a 9. b 10. c Listening
Unit 13 Natural y Better Homes 1. d 2. a 3. d Pre-Reading (answers wil vary) Discussion (answers wil vary)
1. A traditional home in my country is a two-story
1. I think that I would enjoy living in an earthship
brick house with both front and back yards.
because it’s good for the environment and I
2. Now, I live in an apartment.
would save money on electricity bil s. 13
Reading Chal enge 3 2nd – Answer Key
2. I don’t know of any earthships in my country. 1.a 2. f 3. d 4. b 5. e 6. c
If they aren’t too expensive, then I think that they wil could become popular. Reading Comprehension
3. I should probably do more to be 1.c 2. c 3. b 4. c 5. c
environmental y friendly, but I do recycle cans, bottles, and paper. Idiomatic Expressions 1. take in Grammar 2. Even better
Michael Reynolds set out to design homes that 3. stock up on
were cheaper to build and more energy efficient.
Earthships need much less energy for heating Summary
and cooling because they are built into the 1. oxygen 2. oxidation
ground, which keeps the temperature inside the 3. reduce 4. free radicals
house from getting too hot or too cold. 5. Dark-colored 6. broccoli 7. apricots 8. liver Vocabulary and Idiom Review 9. green tea 10. facial cream 1.d 2. b 3. a 4. b 5. b 6.d 7. d 8. b 9. b 10. c Listening
1. The woman is making a seaweed bag (for her
Unit 14 Eat Better, Look Better bath).
2. She wil put seaweed into a stocking and then Pre-Reading (answers wil vary) tie it closed.
1. I think that fruits, like peaches, are good for
3. She not only puts it in her bath, she also eats our skin. it.
2. Peaches have a lot of moisture and vitamins
that help keep our skin soft and smooth. Discussion (answers wil vary)
3. Actual y, I don’t eat peaches very often, but I
1. Recently, I’ve heard that pomegranates have eat other fruits every day.
lots of antioxidants in them. These days, you
can buy pomegranates in many shops. Vocabulary Preview 14
Reading Chal enge 3 2nd – Answer Key
2. I think my diet is a little healthy. I don’t eat
much oily junk food, but I should eat more fruits Vocabulary Preview and vegetables. 1. f 2. a 3. d 4. b 5. c 6. e
3. Women in my country use a lot of different
creams and soaps to take care of their skin. Men, Reading Comprehension
on the other hand, don’t do much except wear 1.d 2. a 3. c 4. a 5. d
sunblock cream if they go outside during the summer. Idiomatic Expression 1. be thought of Grammar 2. comes to mind
These vitamins help produce molecules cal ed 3. tend to
antioxidants, which actual y help reduce the production of free radicals. Summary
Vitamin A and E are particularly good for helping
1. In the default mode, the top or outside part of
your skin remain young-looking.
the brain is active, as various regions of the brain interact. Vocabulary and Idiom Review
2. In the default mode, which usual y occurs 1.d 2. d 3. c 4. a 5. d
while performing simple, tedious, or routine 6.c 7. a 8. b 9. c 10. b
activities, the brain focuses on itself rather than on the environment. Unit 15 Imagine That!
3. In the default mode, the mind is free to
wander, which al ows it a chance to create Pre-Reading (answers wil vary) things.
1. I like to lie on my bed when I want to think or daydream. Listening
2. The last time I did this was last Saturday. I 1. [ ] True [√] False
had some free time on Saturday afternoon, so I 2. [ ] True [√] False
just lay on my bed resting and thinking. 3. [√] True [ ] False
3. One of my chores at home that does not
require much attention is folding the laundry. Discussion (answers wil vary) 15
Reading Chal enge 3 2nd – Answer Key
1. An event in my life that I wish could have
published a controversial book about fifteen
been different is the time when I was in a school years ago.
play and I forgot my lines. I wish I had studied
my lines more before opening night. Vocabulary Preview
2. Five years from now, I would like to be 1.c 2. e 3. f 4. d 5. b 6. a working in an office downtown.
3. A problem I am stil trying to solve is how I Reading Comprehension
can learn Spanish when I don’t have anyone to 1.c 2. b 3. d 4. b 5. c practice with. Idiomatic Expressions Grammar 1. not mince words
People who daydream are often thought of in 2. climb to the top
negative terms, such as being lazy or not doing 3. make a statement what they should be doing.
Perhaps these are daydreams based on Summary
memories of the past, or daydreams of what 1. definitely 2. to the top might be in the future. 3. sharing 4. piracy 5. retaliate 6. decoy Vocabulary and Idiom Review 7. swearing 8. discourage 1. c 2. d 3. b 4. c 5. b 6. a 7. a 8. c 9. a 10. b Listening
Unit 16 Madonna’s Downloads 1.b 2. a 3. d Pre-Reading (answers wil vary)
1. I know a few sites for downloading music, Discussion (answers wil vary) such as Kazaa and Limewire.
1. I think downloading songs from the Internet is
2. I’ve downloaded a lot of music over the past
wrong because when someone downloads a few years.
song, the musician doesn’t get paid for it.
3. I’m not a big fan of Madonna’s music, but I
2. I’ve heard that the Apple’s iTunes site and
know she has sold lots of albums, and that she
Napster both charge fees to download music. I
think the fee is about one dol ar per song. 16
Reading Chal enge 3 2nd – Answer Key
3. Bono, the lead singer of the band U2, is an
2. My earliest childhood memory is of playing
artist with strong opinions. He said that al rich,
“cowboys” in my backyard with a friend. I was
developed countries should do more to help about four years old then. poor, developing countries.
3. I think people can improve their memories by
keeping a diary and writing down important Grammar information every day.
Over her career, she has released eighteen
albums, including three col ections of greatest Vocabulary Preview hits. 1.b 2. e 3. c 4. f 5. d 6. a
Throughout her climb to the top, Madonna has
not been afraid of controversy. Reading Comprehension 1.a 2. b 3. b 4. c 5. d Vocabulary and Idiom Review 1.d 2. b 3. c 4. c 5. c Idiomatic Expressions 6.d 7. a 8. c 9. c 10. c 1. A little / goes a long way 2. at al costs 3. in good working order Summary 1. Remote 2. Recent 3. Semantic 4. Immediate 5. Prospective 6. degrade 7. prevent 8. mental 9. activity 10. stress
Unit 17 Remembering Memories Listening Pre-Reading (answers wil vary)
1. They are remembering a time when they went
1. I think I have a very good memory, except I sailing.
can never remember people’s names.
2. They could not get back because the wind died down. 17
Reading Chal enge 3 2nd – Answer Key
3. The man remembers that the woman fel in
1. I like to watch footbal or hockey the most, but
the water, but the woman remembers that her I like to play tennis. shoe fel in the water.
2. I don’t like soccer very much because there
isn’t enough scoring. I’ve never been to a World Discussion (answers wil vary)
Cup game, but I’d love to go to one someday.
1. I think men and women are good at
3. When I was in elementary school, my
remembering different things. Women can
basebal team won the city league championship,
remember names and important dates better
so I got a trophy for that. I kept it on a shelf for
than men, but men can remember other
many years, but I don’t know where it is now.
information and directions better than women.
2. I often have trouble remembering names. Vocabulary Preview
When I meet new people, I usual y forget their 1. f 2. a 3. d 4. c 5. e 6. b
names the first time. After I meet them three or four times, I remember. Reading Comprehension
3. I use a day planner book to write down and 1.c 2. d 3. d 4. d 5. a
remember important names, dates, and phone numbers. Idiomatic Expressions 1. under lock and key Grammar 2. Rest assured
Our capability to remember things from the past 3. none the worse for wear
depends on two categories of memory.
The one thing to avoid at al costs is stress. Summary
1. a + b: The original World Cup trophy was Vocabulary and Idiom Review
stolen twice, so none of the winners these days 1.d 2. b 3. c 4. a 5. d
are al owed by FIFA to take the trophy home. 6.d 7. b 8. b 9. a 10. c
2. c + d: Now the World Cup trophy remains in
the possession of FIFA, so winners are awarded
Unit 18. Taking Home the World Cup
a gold-plated replicas instead of the real solid gold trophy. Pre-Reading (answers wil vary) 18
Reading Chal enge 3 2nd – Answer Key
3. e + f: Brazil won the original trophy three
times and got to keep it, so a new cup was Vocabulary and Idiom Review designed for FIFA in 1974. 1.d 2. c 3. a 4. b 5. b 6.a 7. c 8. c 9. b 10. b Listening 1. [ ] True [√] False
Unit 19 No Phishing Allowed 2. [ ] True [√] False 3. [√] True [ ] False Pre-Reading (answers wil vary)
1. Viruses are the biggest computer security Discussion (answers wil vary)
problems, but spyware and spam mail are
1. I don’t think that teams should be able to take annoying, too.
home the real trophy because there have been
2. Sometimes I shop and check my bank
too many problems with it in the past. It’s better
account online because it’s much quicker and
to keep the real trophy safe in a museum.
more convenient than going out to different
2. I know about the Stanley Cup, the trophy stores and banks.
given to the winner of the National Hockey
3. To protect our computers, we can use firewal
League’s playoff tournament. It’s the oldest
and antivirus software and be careful about the
trophy in North American sports, and the websites we visit.
winning team gets to keep the real trophy for a year. Vocabulary Preview
3. Trophies are nice, but I’d rather win money so 1. d 2. a 3. c 4. f 5. e 6. b I can buy the things I need. Reading Comprehension Grammar 1.b 2. a 3. b 4. a 5. c
The original World Cup trophy was made by a
French sculptor, and was cal ed the “Jules Rimet Idiomatic Expressions
Cup,” in honor of the founder of the tournament. 1. right away
In 1966, the Cup was stolen during a public 2. track down
showing of the trophy prior to the World Cup 3. con / into tournament in England. 19
Reading Chal enge 3 2nd – Answer Key Summary
The group created official-looking email 1. risky 2. lure
messages requesting people to update their 3. convince 4. financial
personal information at an international bank’s 5. crooks 6. tracked website. 7. gangs 8. wary Vocabulary and Idiom Review Listening 1. b 2. a 3. b 4. a 5. c 1. c 2. d 3. d 6. b 7. d 8. a 9. b 10. c Discussion (answers wil vary)
Unit 20 Take a Ghost Tour
1. I receive a lot of phishing messages, but I
rarely read them. I recal one, though, that Pre-Reading (answers wil vary)
claimed that I was the last relative of some rich
1. I think this castle is in England because most
man who had just died in Nigeria. It said that if I
castles that I’ve seen like it are in
sent them my banking information, they would England. send me the money I inherited.
2. This castle looks a little scary because it’s old
2. I think people caught phishing should be fined
and grey, and the windows are al dark.
lots of money, or even jailed. They cause a lot of
3. I don’t believe in ghosts because I’ve never
inconvenience for most people and serious seen or heard one. financial trouble for some.
3. I’ve heard that there are a lot of health scams Vocabulary Preview
on the Internet these days. There are 1. e 2. d 3. f 4. b 5. a 6. c
advertisements for vitamins, health supplements,
and medicine, but when you buy them, the Reading Comprehension
company just keeps your money and sends out 1. d 2. b 3. c 4. d 5. a nothing. Idiomatic Expressions Grammar 1. complete with
Phishing implies that a thief is trying to lure 2. made / home
people into giving away valuable information. 3. leave / for another man 20