31. who do you think it is that he will have _______ the letter?

　　　 A. to post　　　　　　　　　 B. post　　　　　　　　 C. posted　　　　　　　　　　 D. posting

30. Information has been put forward ______ more middle school graduates will be admitted into universities.

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

29. In their opinion, the internet, if properly ________, holds the key to success in the 21^st century.

　　　 A. to be managed　 B. managing 　　　 C. being managed 　　 D. managed

28. It isn’t quite _______ that their team will win the game this evening.

　　　 A. sure　 　　　　　　　　　　 B. right　 　　　　　　 C. certain 　　　　　 　　　 D. exact

27. Mr. Smith flew to New York this morning, his assistant ____him there next Saturday.

　　　 A. joining　　　　　　 　　 B. to join　　　　　　 C. will join　 　　　　　　 D. wants to join

26. ---I hear John has taken up his business in London.

　 ---Really? He has no business _________ and I’m sure he’ll fail.

　　　 A. feeling　　　　 　 B. idea　　　　 C. sense　　　　　 D. opinion

25. ________ I went swimming every day in the river in summer because there was no pollution at all in those days.

　　　 A. Once upon a time 　　　　　　　　　　　　　　 B. At one time 　

C. At a time 　　　　　　　 　　　　　　　　　　　　　　 D. In time

24. I was telling them about my travels when she _____ with a story of her own on her visits to Hawaii.

A. broke in 　　　　　　　 B. broke out 　　　 C. broke up 　　　　　　　　　　 D. broke down

23. We hadn’t met for 20 years, but I recognized her ________ I saw her.

　　　 A. the moment 　 　　　　　　　　　　　　　　　　　 B. for the moment 　　　　　

　　　 C. the moment when 　　　 　　　　　　　　　　 D. at the moment when

22. Eating too much fat can ________ to heart disease and high blood pressure.

　　　 A. devote 　　　　　 　　　 B. attend 　　　　　 C. contribute 　　 　　　 D. turn