30. The minister met the workers and engineers _________ on the project in Zambia, most ______ were from Jiangsu, China.

　A. worked, of whom　　　 B. worked, of them　　 C. working, of them　 D. working, of whom

29. The little girl ________ to be a good singer if she gets good training in a music school.

　A. wishes　　　　　　　　　　　 B. expects　　　　　　　　 C. promises　　　　　　　 D. hopes

28. In order to work bettering the future, each of us must first of all know our _______ and weaknesses.

　A. strengths　　　　　　　　　　 B. benefits 　　　　　　　 C. techniques　　　　　　 D. values

27. --- Excuse me, Sir. Is the swimming pool open all day?

　 --- _________. Only from 6:00 pm to 10:00 pm.

　A. That’s right.　　　　　　　　　　　　　　　　　　　　 B. Yes, of course.　　

C. Sorry , I’m not sure.　　　　　　　　 D. Sorry, I’m afraid not.

26. If it were not for the fact that you _______ sing, I would invite you to the party.

　A. couldn’t　　　　　　　　 B. shouldn’t　　　　　　　 C. can’t　　　　　　　　　　　　 D. might not

25. --- How long will it be ________ President Hu Jintao makes another visit to Russia?

　　 --- It all depends.

A. before　　　　　　　　　　 B. when 　　　　　　　　　 C. that　　　　　　　　　　　　　 D. until

24. A bright idea suddenly struck me _______ I could use the money I saved to help a poor student in the countryside.

A. whether　　　　　　　　　　 B. which　　　　　　　　　 C. that　　　　　　　　　　　　　 D. what

23. It’s quite ________ some Western politicians why China has given so much aid to African countries.

　A. above　　　　　　　　　　 B. over　　　　　　　　　 C. against　　　　　　　　　　　　　　 D. beyond

22. Of the two brothers, Bill is _______ younger one, and he is a quiet boy, ________ that most adults like very much.

　A. a, one　　　　　　　　　　 B. a, the one　　　　　　　　 C. the, one　　　　　　　　　　 D. the, the one

21. Ladies and gentlemen, please fasten your seat belts. The plane ________.

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