In science fiction we read of flying saucers travel through _____ space, so people want to have ______ better knowledge of the universe.

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• 1You_____ all those calculations! We have a computer to do that sort of thing.

  A.needn't have done

  B.must not have done

  C.shouldn't have done

  D.can not have done

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• 2Fire swept through a store at the corner of 4 th street this morning ________ heavy damage.

  A.caused

  B.has caused

  C.causing

  D.to cause

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• 3That it keeps raining cats and dogs ________ the tourists.

  A.worry

  B.worried

  C.worries

  D.worrying

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• 4Mike found his missing car in the street outside his house, ______ newly cleaned and polished.

  A.looked

  B.to look

  C.looking

  D.to be looking

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• 5We don't have ________ every day.

  A.a lot of school works

  B.many school work

  C.any school works

  D.much school work

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• 6“A Red，Red Rose”，_____romantic poem，is written by Robert Bums，quite a few of whose works are involved in _______ nature．

  A.a，the

  B.the，the

  C.a，／

  D.the，／

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• 7The lady has an abnormal state of mind. Whatever happens, she always assumes ______.

  A.the worst

  B.worse

  C.the best

  D.better

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• 8The purpose of our advertising is to _________ customers' attention to our product.

  A.pay

  B.devote

  C.fix

  D.draw

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• 9Cars play an important role in modern life, but they ______ also cause many problems like air pollution.

  A.should

  B.can

  C.must

  D.will

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• 10Is this the factory _______ you visited last week?

  A.that

  B.the one

  C.where

  D.in which

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