Before ________ , we must check the machines.

试卷相关题目

• 1I ________ five minutes to decide whether I should go or not．

  A.gave

  B.was giving

  C.had given

  D.was given

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• 2I have to say you came here ten minutes later than ________．

  A.requiring

  B.to require

  C.require

  D.required

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• 3Unfortunately he fell over some bricks ________ lying on the ground.

  A.left

  B.having left

  C.leaving

  D.to leave

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• 4Let me have a look at your photo, ________?

  A.shall we

  B.shall you

  C.will we

  D.will you

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• 5Good care ________ such things．

  A.should take of

  B.should be taken

  C.should be taking

  D.should be taken of

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• 6The boy left the bookstore with the ________ twelve cents.

  A.remains

  B.remaining

  C.remained

  D.remain

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• 7It is painful ________ by parents and good friends．

  A.to misunderstand

  B.to be misunderstood

  C.misunderstanding

  D.misunderstood

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• 8Jane ________ to sing us an American song last Saturday．

  A.called

  B.was asked

  C.told

  D.was said

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• 9The papers ________ to them．

  A.were shown

  B.show

  C.shown

  D.have shown

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• 10________ what the situation would be like, they decided to keep silent.

  A.Having not known

  B.Knowing not

  C.Not know

  D.Not knowing

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