Auto-car manufactory tried____ the fixed cost and variable cost to increase the profit.

Ms.Harper always forgets___ written approval to the branch in Chicago.

Mrs.Happy, the founder of Happy's Pie Hut, regrets___ that she will retire and leave her business next year

Ms.Saffron regrets____ protective gloves when using this cleaning liquid. Serious burns have resulted from direct contact with her skin.

According to the schedule, after leaving the National Park, the visitors will stop ____ the view beside the Sachihiro River.

The first solar-energy motorbike of Aapo Motors needs ____ carefully before introducing to the public next month.

The salesman forgot____ customers' information under database from so these customers did not receive the vouchers from the store.

The full version of Salem's newest song that meant___ was leakted.

Mr.Michael needs____ all the CVs of applicants before contacting them for interviewing

In order to ensure that the medication does not have side – effects, pharmacists have tried____ it on a variety of animals.

In financial terms, IPO( initial public offering) means___ a company's shares to the public for the first time and then the stock is said to be listed on the stock exchange.

Mr.Luca has won the first prize in Maste Chef recently.It is not a surprise since he likes____ so much that he spends most of his time practicing.

One of the most effective methods to protect precious animals is that people should stop____ them for leather and feather.

There are many ways to purchase goods but these days, people like____ online because it is convenient and time-saving.

Please remember____ your identification and sufficient documents with you when you come here to register.

After giving a brief introduction of his new program, the leader went on ___ its structure in more details.