9.　　　 My brother is interested in _________ (collect) stamps.

8.　　　 Chinese people should make a contribution to ______ (change) the look of China.

7.　　　 If you don’t throw any litter on the ground or spit in a public place, it shows that you will help ________ ( protect ) our environment.

6.　　　 We hope _________ ( visit ) the Great Wall some day.

5.　　　 My aunt ________ (teach ) English in a middle school. She ________ (teach) there for about ten years.

4.　　　 I’d like ________ ( stay ) with you.

3.　　　 _____ you _____ (throw) the rubbish away? A truck is collecting rubbish outside.

2.　　　 It’s the best way ______ (work) out the problem.

1.　　　 There are many people _________ (watch) the football match over there.

37、B　　　　　　 38、A　　　　　　 39、A　　　　　　 40、A