21. ______ the government argees to give extra money, the theatre will have to be closed next month.

A. Unless　　B. If

C. Since　　D As

22. To reduce weight, plastic has taken _______ of iron and steel in making boats.

A. its place　　B. place

C. the place　　D. a place

23. －Let me help you with your suitcase.

－________.

A. You’re very nice

B. Yes, you’re so helpful

C. No, I can do

D. It’s very kind of you

24. These three English novels are for you. The rest _______ for the other students in your class.

A. were　　B. is  B

C. are　　D. was

25. You _______ have seen Jane in her office last Friday; she’s been out of town for two weeks.

A. couldn’t　　B. mustn’t

C. wouldn’t　　D. shouldn’t

26. Henry never said that he was good at maths, _______ he?

A. was　　B. did

C. didn’t　　D. wasn’t

27. The little girl showed the policeman the corner _______ she was knocked off her bike.

A. and　　B. which

C. that　　D. where

28. The snow was so deep that the climbers could not ________ to the camp.

A. get over　　B. get along

C. get through　　D. get around

29. In need of money, Bob had to take ______ job that was offered to him.

A. whatever　　B. no matter what

C. whichever　　D. no matter which

30. My friend and I would like to go to the concert, but ________ of us has got a ticket.

A. both　　B. none

C. neither　　D. all