1. Everyone is busy _____ the examination in the classroom.     A. with        B. for                 C. on             D. under 答案：  A 解析：  注意几个固定搭配： be busy (in) doing sth   忙于做…；  be busy with sth  忙于…；   busy oneself (in) doing sth 忙于做……；  busy oneself with sth  忙于……。   2. I suppose you couldn’t let me borrow your car this evening, _____?     A. couldn’t I                      B. don’t I     C. could you                        D. will you 答案：C   解析：suppose 后面的从句中为否定式couldn’t，而主句为肯定式，这是否定后移的用法，后面的反意疑问句要根据从句而定，故反意疑问句用肯定式could you。   3. Smoking is not good _____ you because it can affect your health.     A. for         B. at                  C. to             D. on 答案：  A 解析：  be good for…   对…有好处；  be good at…  善长于…。   4. Henry and Bady _____ to the parties at the Trade Union every Saturday.     A. are used to go                     B. use to go     C. used to go                         D. were used to go  答案：  C 解析：  be used to do…   被用于做…；    used to do…  过去常常…。   5. _____ , the inhabitants fled.     A. The city taken                     B. The city having been taken     C. Having taken the city              D. The city being taken 答案：   B 解析：   独立主格结构。

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