第一节 单项填空(共15小题;每小题1分,共15分)

21.Generally speaking, _________ main material for building houses has been concrete, but _________ wood and stone have also been used.

A. the; /     B. /; /        C. the; the        D. /; the

22.____with the size of the whole earth , the biggest ocean does not seem big at all.

A. Compare  B.When comparing  paring   D.When compared

23. The captain urged that the mission _____ before dark.  

A. must be finished          B. be finished

C. ought to be finished         D. was finished

24. I was so familiar with him that I recognized his voice ____ I picked up the phone.

A. while    B. after      C. in case     D. the minute

25. Nothing else_____more important than water in the place like a desert.

A. we can’t find           B. can’t we find

   C. can we find           D. we can find

26. _____ matters most in learning English is enough practice.

A. What     B. Why      C. Where    D. Which

27. The Internet in modern society has brought _____ great changes in our daily life.

  A. about     B. out      C. back     D. up

28. --- Could you do me a favor and take these books to my office?

  ---- Yes, ________!

  A. for pleasure   B. I could     C. my pleasure  D. with pleasure

29. We will appreciate____ if your parents can help us.

  A. /       B. that       C. it      D. this

30. The expo will be held in Shanghai, _____a lot of advanced technology will be shown for the first time.

  A. where     B. which     C. when     D. from which

31. __several times, the young scientist still kept on making his experiments.

A. Having been failed        B. Having failed

C. Though failed          D. Because of failure

32.This is the very MP3 I am looking for, ___ I have been looking for for a long time.

  A. it       B. that      C. one      D. the one

33.On the contrary, I think it is Jack ,____ you, ___ to blame.

  A. more than ;are       B. less than; who are  

C. rather than ;is        D. rather than ;that is

34.By the time we got there, they had already finished the work, so we ______there.

A. needn’t go           B. needn’t have gone

C. didn’t need to go        D. shouldn’t go

35.It is often said that an American starts a speech with a joke, __ a Japanese starts with an apology.

  A. since      B. while      C. when       D. as

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