21、I was just about ____ the office when the phone rang.

　　A. leaving B. leave C. to leave D. to leaving

　　22、It is foolish____such a mistake.

　　A. for me to make B. for me making C. of me to make D. of me making

　　23、A number of the students in our school ____sent to work in Tibet.

　　A. are B. is C. have D. has

　　24、The teacher is very tired ___she is still working hard.

　　A. but B. so C. and D. or

　　25、It was not until the headmaster came _____.

　　A. and so the students got down to work

　　B. did the students get down to work

　　C. that the students got down to work

　　D. then the students got down to work

　　26、_______ time went on, the weather got colder and colder.

　　A. With B. Since C. While D. As

　　27、His new car ____ broke down when he left the city.

　　A. for that paid $ 15,000

　　B. he paid $ 15,000

　　C. for which he paid $ 15,000

　　D. which he paid $ 15,000

　　28、Billy is doing a part-time job, and he can ___ to take his girl friend out for dinner once in a while.

　　A. accept B. afford C. adapt D. allow

　　29、It was late when I left my office. It was John who _____ me back home.

　　A. drove B. delivered C. directed D. dived

　　30、In wrestling, you face wrestlers whose _____ is close to yours.

　　A. technique B. weight C. skill D. talent

　　31、Our _____ for water is rain and snow.

　　A. source B. resource C. soul D. system

　　32、A ____ is a container that holds the materials to produce electricity.

　　A. basin B. bottle C. battery D. block

　　33、We should get _____ equipment for people who do not hear well.

　　A. fit B. good C. nice D. proper

　　34、Maggie tried to stay ____ when she saw a snake.

　　A. calm B. cold C. cool D. cruel

　　35、Do you know how the Great wall _____?

　　A. came about B. came up C. came into being D. came out

　　36、Here in the market, you will find a sea of people, from all ______ of life.

　　A. lines B. walks C. areas D. fields

　　37、The minister expressed his satisfaction with the talks, ____ that he had enjoyed his stay here.

　　A. having added B. to add C. adding D. added

　　38、Could you tell me ______?

　　A. who that man is B. who is that man C. what is that man D. whose that man is

　　39、I wish I _____ the exam yesterday.

　　A. passed

　　B. had been able to pass

　　C. were able to pass

　　D. could pass

　　40、That is such a big stone____ no man can lift.

　　A. that B. which C. who D. as

　　41、If there were no exams, we should have ____ at school.

　　A. the happiest time

　　B. a more happier time

　　C. much happiest time

　　D. a much happier time

　　42、___ she is living now is not known to anybody.

　　A. Whether B. When C. Where D. Why