20．The United States is trying to _______ the serious problems resulting from the energy crisis.

A. set foot on　 　　　　　 B. cut off　　 　　　　　 C. end up　 　　　　　　　　　 D. cope with

19．_________ fired by your boss some day, come to my company, Ok?

A. If you would be　 B. Were you　 　　　　 C. Should you be　 　　　 D. Had you been

18．It was in Chengdu _______ he often pays a visit ______ he spent his childhood.

A. where; which 　　　　 B. that; where　　 　　 C. where; that　 　　　　　 D. which; that

17．-Why is it so noisy in the next room?

　　 -Oh, perhaps a party _______ to celebrate someone’s birthday, I think.

A. was held　　　 　　　 B. was being held　 C. is being held　 　　　　 D. has been held

16．Next after coffee, Americans are _______ to drink cola drinks, such as Coke or Pepsi, or other soft drinks.

A. possible　　 　　　　　 B. likely　 　　　　　　　 C. probable　 　　　　　　　 D. as well

15．______ his report, he has to spend the whole day ________ in his study, ________it as soon as possible.

A. Not having finished; locked; trying to finish

B. Having not finished; locked; trying to finish

C. Not having finished; locking; to try to finish

D. Not finishing; locked; to try finishing

14．-Where is my purse?

　　 -_______ ! We’ll be late for the party.

A. Take your time　　 B. Come on　 　　　　 C. Take it easy　 　　　　　 D. Don’t worry