11.Attention must be paid to ______ science and technology.

　 A. develop　　　 B. developing　　　 C. development　　　 D. developed

10.That ______ be Jessie---she’s away in Tokyo.

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

9. People in Zhongguancun all share _______ spirit of creativity and scientific skill that have made it ________ success.

　 A. / , a　　　　 B. the , a　　　　 C. the, /　　　　 D. a, /

8.We’ve decided to ____ a trip for a new car, as we haven’t got enough money for both.

　 A. take　　　　 B. replace　　　 C. sacrifice　　　 D. contribute

7. ________ I have enough energy left after a day’s hard work, I will go dancing in one of the clubs.

　 A. Would　　　 B. Shall　　　　 C. Should　　　 D. Can

6. The forest guards often find campfires that have not been _______ completely.

　 A. turned down　 B. put out　　 C. put away　　 D. turned over

5. I don’t know whether you happen ______, but I’m going to study in the USA this September.

　 A. to be heard　　 B. to be hearing　 C. to hear　　 D. to have heard

4. --- I would like to buy an expensive camera.

　 ---Well, we have several models ________.

　 A. to be chosen　 B. to choose from　 C. to choose　 D. for choosing

3.We write to each other _______, even when we have not much to say.

　 A. now and then　 B. more or less　 C. step by step　　 D. little by little

2. His arrival _____ us to believe that we would complete the task on time.

　 A. left　　　 B. made　　　　　 C. had　　　　　 D. let