16. --I didn't know this was a one-way street, officer.____________

　　A. That's all right.

　　B. I don't believe you.

　　C. How dare you say that?

　　D. Sorry, but that's no excuse.

　　17. The Bunsen Burner is so named because it is thought _______by Robert Bunsen.

　　A. to be invented

　　B. having been invented

　　C. invented

　　D. to have been invented

　　18. --I'm told that John had another car accident this morning.

　　--I believe not. He _________so careless.

　　A. shouldn't have been

　　B. wouldn't have been

　　C. couldn't have been

　　D. mustn't have been

　　19. Could you give me a hand __________from the car, please?

　　A. to carry the shopping

　　B. for carrying the shopping

　　C. and carrying the shopping

　　D. carrying the shopping

　　20. Why haven't you finished your homework yet? You___________ to have finished it by last Sunday.

　　A. are supposed

　　B. were supposed

　　C. are supposing

　　D. were supposing

　　21. --The news is spreading from mouth to mouth.

　　--Yes, it has become__________ talk of__________ town.

　　A. a ; a B. the ;不填

　　C. the ; the D. a ;不填

　　22. Their tent,__________ light as a feather, remained firm in the storm last night.

　　A. as if B. even

　　C. though D. if

　　23. The amount of money for the seriously sick child was soon collected.

　　A. to need B. needed

　　C. needing D. which needed

　　24. --_________ was it______ they discovered the entrance to the underground place?

　　--Totally by chance.

　　A. How; that B. What ; that

　　C. When; when D. Where; that

　　25. It is usually not quite cold in this area in March, but sometimes temperature be very low.

　　A. should B. can

　　C. must D. shall

　　26. After you have used the dictionary, please just put it back it belongs.

　　A. where B. to which

　　C. what D. that

　　27. --You went late the stadium yesterday evening, didn't you?

　　--Yes, my wife was a little late _________ the supper.

　　A. to ; with B. for; with

　　C. for; for D. at ; for

　　28. --Do you know when the Chinese custom_________ from?

　　--It's hard to say. But its characteristics__________ the Tang Period.

　　A. began ; prove

　　B. started ; show

　　C. is ; appear D. dates ; suggest

　　29. All the preparations, we're ready to start.

　　A. made B. being made

　　C. having made

　　D. have been made

　　30. --Did Mary come to your birthday party?

　　--No. I __________ her, but she was away on business.

　　A. would like to invite

　　B. would have liked to invite

　　C. must have invited

　　D. could invite