1.The organization broke no rules, but ______had it acted responsibly.

A. neither B. so C. either D. both

2.Tina _____ have known the truth, or she would have told us.

A. mustn’t B. shouldn’t C. can’t D. needn’t

3.There are some police cars in front. What do you suppose _____?

A. is the matter B. is happened C. is the wrong D. the trouble is

4.The professor could hardly find sufficient grounds _____his arguments in favor of the new theory.

A. to be based on B. to base on C. which to base on D. on which to base

5. In recent years much more emphasis has been put______ developing the students productive skills.

A. onto B. in C. over D. on

6. A survey was carried out on the death rate of those who were infected by SARS, ________were surprising.

A. as results B. which results C. the results of it D. the results of which

7. _____ their real economic situations, they got some relief fund from the government.

A. Considering B. Considered C. Having been considered D. Being considered

8. Many workers were organized to clear away remained of the World Trade Center.

A. those B. that C. what D. where

9. My train arrive in New York at eight o’clock tonight. The plane I would like to take from there ______by then.

A. would leave B. will have left C. has left D. had left

10. _____ of water makes Death Valley a desert, but it is by no means devoid.

A. Lacking B. Being lack C. Because of lack D. Lack

　　参考答案：ACADD,DACBD