1. A tsunami（海啸）happened in some southern Asian countries _____ December, 2004.
A. at B. on C. in D. by 在这里为什么不可以用ON呢，on,in,at,by有什么区别呢？可以举几个例子吗？
7. Kunming is famous _______ its nice weather.
A. in B. as C. for D. with 答案选 C，为什么不选D
4. The river through our city, which is about _________, is clean again.
A. 6000 metres long B. 6000-metres-long
C. 6000-metre-long D. 6000 metre long
可以选C吗？为什么
6. — Whose picture is better, Jack’s or Tom’s?
— Both of them are good. I think Jack draws ___Tom.
A. as good as B. as well as C. better than D. worse than
as well as 与as good as 有什么区别？
11.The population of Tianjin is __________ than that of Shanghai.
A.larger B. less C. smaller D. fewer
7. The heavy snowstorm made the mountain climbers ______ halfway.
A. stop B. to stop C. stopping D. stopped 为什么选A，
l0. Someone_________ the classroom. Look! How clean it is!
A. has swept B. is sweeping someone后面谓语为什么是单数形式
6.—Have you seen the film Return of the King?
—______. I’m going to see it tonight.
A. No, I didn’t B. Yes, I do C. Yes, I have D. Not yet 为啥选D呢？
就是因为jet就表示是现在完成式吗？
24. —Must I finish reading the book today?
—No. You ______ if you have something else to do.
A. mustn’t B. couldn’t C. can’t D. don’t have to
must 表示主观，have to 表示客观，由于句子中有if you have something else to do这句话，因为要选选客观的事情就必须选D是这 样理解的吗？
30.—I think Miss Gao must be in the library. She said she would go there.
—No, she ________ be there. I've just been there.
A. can't B. mustn't C. needn't D. wouldn't 答案选A，B为什么不可以
46. My sister doesn't like the dress. She thinks it makes her___fat.
A. look B. looks C. to look D. looked 为什么选A呢，不选B