Early humans used _______ for making signs and symbols by carving lines and simple images into wallsand rocks.

Oil companies ________ in the area of Fort Mackay in northern Alberta for many years

I’ll ________ when I’m eighteen, I want to study Physics.

The office ________ I work is only a five minute walk from the city centre

Is that the house __________ they found these dead body

My boss __________ to the meeting and he’s back at his desk now

My brother __________ in the New York marathon for the last five years

I think you ________ a mistake when you asked your boss that

The parade is going __________ my house this afternoon

The ________ at this school is very strict, but the students do well

The parents _________ an after-school club to teach traditional dances to the children.

When you go ________ my office, you’ll see the papers you need on the floor

You won’t discover the answer ________ you make a few mistakes In the process

They __________ billions of dollars in the last decades in order to build mines

The café is ____________ the top of the building and there’s a fantastic view

How often do you practice _________ English with your friends outside of class?