11. You must have seen him off yesterday, _________?

　 A. haven't you　　　 B. didn't you　　　　 C. mustn't you　　　 D. needn't you

10.Let's take a walk, ________?　　　　　

　 A. will we　　 B. don't we　　 C. do we　　 D. shall we

9. I was told yesterday that the company _________ me to Rome next week for a business conference.

　 A. should have sent　　 B. were going to send　　　　　　 C. should be sending　　 D. should send

8.If they _________ to do this work, he might do it some other way.

　 A. were　　 B. should　　 C. will　　 D. can

7.It must have snowed last night,____?

　 A.isn’t it　　 　　　B.haven’t he　 　　　C.mustn’t it　 　　　D.didn’t it

6. There ________ be a lot of small houses on both sides of the street.

　 A. used to　　　　　 B. get used to　　　　　　　　　 C. would　　　　　　　 D. did use to

5.Bruce must have been in China for a long time,_____?

　 A.hasn’t he　　 　　B.mustn’t he　 　　C.Isn’t he　 　　　　D.wasn’t he

4. The girl _________ out alone at night.

　 A. dare not go　　　　 B. dare not to go　　　　　　 C. dares not go　　　　　 D. does not dare go

3. You _________ pay more attention to your spelling next time.

　 A. would　　 　 B. should　　 　　　　 C. will　　 　　　　　 D. shall

2. You _________ do the exercise if you don't want to.

　 A. may not　　 　　　 B. can't　　 　　　　　 C. mustn't　　 　　　 　　　 　D. needn't