May I ___ to Beijing by plane?
　　A. goes　　 　　B. go　 　　C. to go　 　　D. going
　　

B　 点拨：may后面跟动词原形
　　

thought （动词原形）________

C　 祈使句用动词原形　 　　

根据句意，用括号内所给动词的适当形式填空。（必要时加助动词或情态动词）

1.Peter , we need to clean the house. Could you please ____________( sweep ) the floor?

2._______________( not smoke ) here, Rick. Smoking is not allowed in public places.

3.—What do you think of the milk?

—Oh, it _______________( taste ) good.

4.Please say “I’m here ” when your name _______________(call ).

5.When I got home yesterday afternoon , it ________________ (rain ) hard .

6.I have finished my homework , Mom . May I stop ______________ ( have ) a rest?

7.Would you mind turning down the music? I ____________ ( write) a report now.

8.—Shall I tell Tom the good news?

—No, you needn’t. I ____________ ( tell ) him already.

9.Mo Yan is the first man ____________( win ) the Nobel Price for literature of the Chinese.

10.If you ____________ (not be ) careful enough in the exam, you will not get a good grade.