21. 　　 C。 第一空泛指用a, 而“world”是专有名词，因此用the 修饰。

35. Residents ________ not to go out alone or to take part in any groups during the period of recent terrorist activities. (a)

A. were always being warned　　　　　　　　　　 B. are always warning

C. always warned　　　　　　　　　　　　　　 　 D. had always been warned

答案：21-25 CBADD　 26-30 BBCCC　 31-35 CABDA

解析：

34. The father, along with his four children _______ Hangzhou. When they will be back ______ fixed. (d)

A. have gone to, isn’t　 　　　　　　　　　　　　　 B. had gone to, is not　

C. went to, aren’t　 　　　　　　　　　　　　　 D. has gone to, has not been

33. It is said that the number of Chinese characters users can type on their mobile phones is ______ the total number of Chinese characters. The reason is that the character input systems are made by foreign cell phone producers.　 (b)

A.25 percent as less as　 　　　　　　　　　　　 B. less than 25 percent　

C. 25 percent much than 　　　　　　　　　　　　 D.25percent as much

32. The reform has changed the whole nation. It cannot remain _________ it used to be.(a)

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

31. All the people in the nation can remember exactly how many years ago _______ the civil war broke out. (c)

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

30. _______ restoration of ancient architecture, the Chinese government has invested a large sum of money on it.(c)

A. In case of　　 　　　　　 B. In favor of 　　　　 C. In terms of　　　 　　 D. In honor of

29. News came from the local government _________ the new graduates had some difficulties in opening their own business, they would be financed.(c)

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

28. _________ he is, he has a wide range of knowledge.(c)

A. Although a child　　 　　 B. While child　　　 　 C. Child as 　　　　　　 D. A child as

27. _________ difficult the task may be, we must finish it on time, because we can’t meet such a precious opportunity _______ we have expected.(b)

A. Whatever; that　　　　 　 B. However; as　　　 　 C. However; that　　　 　 D. Whatever, which