28．　 -You are Jim’s sister, aren’t you?

-_________.

A. No, I am　　　 B. Yes, I’m not　 C. Yes, I am　　　 D. Yes, you are

27．　 I don’t know when he _________ tomorrow. If he _________, I’ll let you know.

A. comes, comes　　　　　　　　　　 B. will come, comes

C. comes, will come　　　　　　　　　　　　　　　　　　 D. came, will come

26．　 He won’t join in the party. I won’t, _________.

A. yet　　　　　　 B. either　　　　 C. also　　　　　　 D. too

25．　 While we _________, we saw a UFO land on a street.

A. were shopping　 B. shopped　　　　 C. are shopping　　 D. shop

24．　 -Would you mind if I smoke here?

-_________. No smoking here.

A. Oh, please don’t　　　　　　　　　　　　　　　　　 B. Yes, please.

C. Of course not　　　　　　　　　　 D. It doesn’t matter

23．　 There isn’t going to be any pollution in the future, _________?

A. be there　　　 B. be not there　 C. is there　　　　 D. isn’t there

22．　 - Would you like some butter with your bread?

- ____________.

A. Not at all　　　　　　　　　　　 B. OK. Here you are

C. That is right.　　　　　　　　　 D. Yes, a little, please

21．　 It has been two years _________ he came to China.

A. since　　　　　 B. after　　　　　 C. before　　　　　 D. till

20．　 The price of this bicycle is quite _________. I don’t have enough money to buy it.

A. low　　　　　　 B. rich　　　　　 C. high　　　　　　 D. expensive

19．　 My father _________ Beijing on business for three days. He will be back in two days.

A. have gone to　 B. has gone to　　 C. has been to　　 D. has been in