18. --________ do you help the old man with the housework?　 -Once a week.

　 A. How soon　　　　 B. How long　　 C. How often　 D. How many

17. ---Is this your bicycle, David?---No, it’s not 　　　　　. It’s Helen’s.

A.　 his　　　　　　　 　　 　　　 B.yours　　　　　　　　 C.mine　　　　　 　 D. hers

16. -- Excuse me, sir. Which is your cup?　 -- _______small one.

　 A.　 A　　　　　　 B. The　　　　 C. An　　　　　 D. /

15. __________since I began to study English.

　 A. It passed five years　 B. It’s five years　 C. It had been five years　 D. It were five years

14. -Could you turn your radio down a little? I’m doing my homework.- _____I’m sorry about that.

　 A. It doesn’t matter.　 　　 B. Not at all.　　　　 C. Oh, sure. 　　　　　　 　D. Me too.

13. - Traveling to Hainan cost us all the money, because we stayed at the most expensive hotel there.

　 - Why didn’t you stay at a _________one.

　 A. cheap　　　 　　　 B. cheaper　　　 C. clean　　　 D. cleaner

12. - Dave wants to be a volunteer in the 2012 Olympics.- _________.

　 　A. So I am　 　 　B. So am I　 　　　　 C. So do I　　 D. So I do

11. Miss Green _________ be at home at the moment. I’ve just talked to her on the phone.

　 　　 A. must　　　 　　 B. can’t　 　　　 C. can　　　 　　　　 D. mustn’t　

10. He is sad because he _______ computer games on school nights.

A. doesn’t allow to play　　　　　 B. is not allowed to play

C. didn’t allow playing　　　　　　 D. was not allowed to play

9. - Show me the letter, please. - Which one? The one ___________ pencil?

　 　A. with　　　　 B. by　　　　　 C. in　　　 D. on