二、单项选择(每小题1分，共计15分)
21. Sam has been appointed _______ manager of the engineering department to take ____ place of George.
A. /,/ B. the,/ C the; the D./, the
22. we cannot leave this tough job to a person_____.
A. who nobody has confidence
B. in whom nobody has confidence
C. for whom nobody has confidence
D. who everyone has confidence of
23. When ____for his views about his teaching job, Philip said he found it very interesting and rewarding.
A. asking B. asked C. having asked D. to be asked
24. The new law states that people _ drive after drinking alcohol.
A. wouldn't B. needn't C. won't D. mustn't
25. Everyone in the village is very friendly. It doesn’t matter ___ you have lived there for a short or a long time.
A. why B. how C. whether D. When
26. China has been pushing the reform of public hospitals ______ all its citizens.
A.in charge of B.for the purpose of C.in honor of D.for the benefit of
27. When changing lanes, a driver should use his turning signal to let other drivers know _________ .
A. he is entering which lane B. which lane he is entering
C. is he entering which lane D. which lane is he entering
