31. Hardly ________ to speak when there was a shout from the back of the hall.

A. does she begin　　 B. she has begun　　 　 C. had she begun　　 　　　 　D. she had begun

30. He helped me with my mathematics, and ______, I helped him with his English.

　 A. in turn　　　　 B. in return for　　　 C. in return　　　　　 D. in turn for

29. -What did the teacher want to know, Bob?

-________ I could finish doing the homework.

　A. When was it　　 B. It was when that　　　 C. It was when　　　 D. When it was that

28. Obama, the new president of the USA, is trying to help the Americans suffering from Wall Street crisis make the _____ needed to re-balance their lives.　　　　　　　　　　　　　　　　　　

A. accumulation 　　 　　B. adjustment　 　　　 　　C. decision　 　　 　D. improvement

27. ___________ Uncle Tom came, he would bring us some gifts.

A. For the first time　　 B. Every time that　　 C. Every time 　　　 　　　D. The first time that

26. According to the regulations of the company, you mustn’t ask for leave______ you have a doctor’s diagnosed note.　　　　　　　　　　　　　 　　　　　

A. unless 　 　　　　B. now that　　　 　C. even though 　 　　　D. on condition that

25. -The accident might not have happened，had we been more careful.

　　 -But we ________ at that time.

　　 A. don’t 　　　　　　　　　 B. didn’t 　　　　　　　　　　　 C. hadn’t　　　　　　　　　　 D. weren’t

24. -How can she play the piano so well?　 　

-Well, she　　　 all her free time to practice.

　　 A. costs　　　　　　　　　　 B. devotes　　　　　　　　　　　 C. wastes　　　　　　　　　　 D. takes

23. Some people argue that both the government and the milk producers are ________ for the death of the babies.

A. blamed　　　　　 　 B. blaming　　　　　　　　　　 C. to be blamed　　　　　　 D. to blame

22. To those ______ in Cantopop, the period from 1983 to 1993 is often said_____ the Wong Ka Kui era.

A. involving; being　　　 B. to involve; to be 　 C. involved; to be　　　 D. involve; being