21. I can _____ some noise while I‘m studying， but I can’t stand loud noises.

　　A. come up with

　　B. catch up with

　　C. put up with

　　D. keep up with

　　正确答案是

　　22. I cannot give you _____ for the type of car you sell because there is no demand for it in the market.

　　A. an expense

　　B. a charge

　　C. a purchase

　　D. an order

　　正确答案是

　　23. I didn‘t quite _____ to what you had said. Would you mind repeating it？

　　A. catch on

　　B. get hold

　　C. catch up

　　D. go on

　　正确答案是

　　24. I didn‘t say anything like that at all. You are purposely _____ my idea to prove your point.

　　A. revising

　　B. contradicting

　　C. distorting

　　D. distracting

　　正确答案是

　　25. I felt somewhat disappointed and was about to leave， _____ something occurred which attracted my attention.

　　A. unless

　　B. until

　　C. when

　　D. while

　　正确答案是

　　26. I have the honor of introducing to you Mr. Alan， who will _____ you on his recent tour abroad.

　　A. address

　　B. speak

　　C. talk

　　D. converse

　　正确答案是

　　27. I have two boys but _____ of them likes sweets.

　　A. both

　　B. neither

　　C. either

　　D. none

　　正确答案是

　　28. I like to go to the cinema when I am in the _____ for it.

　　A. more than to go

　　B. than going

　　C. rather than to go

　　D. more than going

　　正确答案是

　　29. I regret _____ so much time and money on stamps.

　　A. to waste

　　B. for wasting

　　C. having wasted

　　D. at wasting

　　正确答案是

　　30. I was greatly disappointed _____ that affair.

　　A. out

　　B. in

　　C. to

　　D. toward

　　正确答案是