Ⅲ. 单项填空(每小题1分，满分15分)

11. climb the tree. It is dangerous.

A. Doesn’t B. Not C. Don’t D. Isn’t

12. Your classroom is so dirty. Everyone should keep it .

A. dry B. open C. clean D. quiet

13. It’s a good habit breakfast every day.

A. had B. have C. has D. to have

14. My grandma is ill. I have to ________ her at home.

A. look for B. look up C. look at D. look after

15. —Must I return the book tomorrow morning?

—No, you ________. You can keep it longer.

A. mustn’t B. can’t C. needn’t D. couldn’t

16. —Bob, may I your MP4?

—Sure. But you’d better not it to others.

A. lend; lend B. lend; borrow

C. borrow; borrow D. borrow; lend

17. —Must I finish the work tonight?

—No, you . But you finish it tomorrow.

A. can’t; need B. Mustn’t; may

C. needn’t; must D. mustn’t; can

18. —________ interesting the storybook is!

—Yes. I have read it twice.

A. What B. What an C. How D. How an

19. We be late for school.

A. have to B. don’t have to C. had better not D. had better not to

20. — Who is singing in the next room?

— It be Lucy. She likes singing at this time.

A. can B. must C. mustn’t D. should

21. —Would you like ?

—No, I’ve just had some bread.

A. something to drink B. something to eat

C. anything to drink D. anything to eat

22.—Kate, I’m going on business. Please look after well.

—Don’t worry, Mom. I will.

A. herself B. myself C. yourself D. himself

23. —Do you know ________?

—Yes, I do. He went by skateboarding!

A. whether Paul will go or not B. when will Paul go to the party

C. how Paul went to the party D. how did Paul go to the party

24. I think drinking milk is good ________ our health.

A. for B. to C. with D. at

25. —Look at the sign “No smoking!” You smoke here.

—OK. .

A. can’t; I won’t B. mustn’t; I will

C. won’t; It doesn’t matter D. mustn’t; I won’t