17. He speaks Chinese as fluently as if he ______________a Chinese.

A. were  B. had been  C. is  D. has been

18. Looking round the town, he felt as though he ______________ away for ages.

A. has been  B. was  C. is  D. had been

19. Most insurance agents would rather you ___________ anything about collecting claims until they investigate the situation.

A. do  B. don’t  C. didn’t  D. didn’t do

20. It is important that the TOEFL office ________ your registration.

A. will confirm  B. confirm  C. confirms  D. must confirm

21. Without electronic computers, much of today’s advanced technology __________.

A. will not have been achieved  B. have not been achieved

C. would not have been achieved  D. had not been achieved

22. He speaks Chinese as fluently as if he ____________a Chinese.

A. were  B. had been  C. is  D. has been

23. It is time that the government ______________measures to protect the rare birds and animals.

A. takes  B. took  C. has taken  D. taking

24. Some people are too particular about school records, insisting that every applicant ________ all diplomas from elementary school to university.

A. has  B. will have  C. should have  D. must have

25. He was very busy yesterday, otherwise he _____ to the meeting.

A. would come  B. came  C. would have come  D. had come

26. If I had seen the movie, I ______________ you all about it now.

A. would tell  B. will tell  C. have told  D. would have told

27.——It is raining, and I have no umbrella.

——Here’s mine, and I insist ____it.

A. you to take    B. that you take    C. that you taking   D. you taking