17.I advise you to eat a ___________(平衡膳食).

16.The __________(牌子)reads “No smoking”

15.___________ I return the dictionary within three days.

---No, you __________. You ________keep it for five days.

A. May; needn’t; will　　 B. Can; mustn’t; would

C. Must; don’t have to; can　 D. Shall; can’t; should

14.Mother is _______________ supper and the rest of the family are sitting at the table ___________ it.

A.　　　 preparing;　 prepared　　　 B. preparing;　 preparing for

C. preparing for; preparing　　　 D. prepared for;　 preparing for

13.It’s dangerous if you have the fire ____________ all the night.

A. to burn　 B. burn　 C.burned　 D. buring

12.You ______________ go there today. It is going to rain.

A. had better not　 B. had not better C.had better not to　 D.had not better to

11. You are his teacher, you __________ help him.

A. can　 B. should　 C. ought to　 D. must

10. He has tried twice, and the teacher asked him to have _________ third try.

A. a　 B. the　　 C. another　 D. other

9. We are living in a ________________ school.

A. new-built　 B. newest-built　 C. has been marrying　 D.newly-built

8. She __________ Robert for a year.

A. married　 B. married with　 C. has been marrying　 D. has been married to