21. It isn't quite _________ that he will be present at meeting.

　　A. sure

　　B. right

　　C. exact

　　D. certain

　　22. You will never guess whom I _________ on the street yesterday.

　　A. ran over

　　B. ran out of

　　C. ran into

　　D. ran up to

　　23. I don't think it is any use _________ this matter any further.

　　A. discussing

　　B. to discuss

　　C. to discussing

　　D. to be discussed

　　24. In short，_________ he lives，a man belongs to some society.

　　A. whatever

　　B. whenever

　　C. whichever

　　D. wherever

　　25. Judging from his manners at the party，he doesn't seem _________ much education.

　　A. to receive

　　B. to be receiving

　　C. to have received

　　D. to have been received

　　26. Our children and grandchildren will _________ if we don't look after our pla.

　　A. endure

　　B. suffer

　　C. tolerate

　　D. bear

　　27. The news of the air crash is not yet _________ by the government.

　　A. mitted

　　B. confirmed

　　C. considered

　　D. concerned

　　28. You ought to know better than _________ yourself in unnecessary expense

　　A. to involve

　　B. involve

　　C. involving

　　D. involved

　　29. She walked across the meeting room _________ every one looking at her.

　　A. with

　　B. as

　　C. while

　　D. when

　　30. No sooner had we sat down _________ we found it was time to go.

　　A. than

　　B. when

　　C. as

　　D. while

　　參考答案：

　　21—25 DCADC 26—30 BBAAA

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