4. Nowadays most people would rather ____ TV at home than ____ to the cinema.

A. watching; going B. watch; go C. to watch; to go D. to watch; go 　

3. The special exhibition is all about ______.

A. space and satellite　 B. spaces and satellite

C. space and satellites　 D. spaces and satellites

2. I've told you ____ times how to do it but still you don't do it well.

A. a dozen of B. several dozens C. dozens of D. dozen of

1. The museum is no longer free and you have to _______ to get in.

A. charge　 B. deal　　 C. pay　　 D. trade

12. 收起来；放好；储蓄____

单项填空　

9. 开展；执行；实现 ____ 　　　 10. 朝……方向____ 　 11. 把……固定在……之上____

5. 以光的速度____ 　　 6. 几十 ____ 　　　 7. 在……的帮助下 ____ 　 8. 给……照相 ____

1. 想做某事 ____ 　　　 2. 就我所知 ____ 　　　 3. 在太空 ____ 　 4. 发射 ____

10. He came back three days earlier than __________.

9. _______ twenty years ago, the machine is still in use.