Scientists think ________ helps some trees to keep water in winter.

试卷相关题目

• 1Whether the epidemic (流行病) in Beijing will be under control is just ________ worries the public.

  A.why

  B.that

  C.which

  D.what

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• 2The reason why the traffic was stopped was ________ the bridge was broken.

  A.because

  B.that

  C.why

  D.how

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• 3What the students often suggest ________.

  A.having more computer lessons

  B.is that they have more computer lessons

  C.is to having more computer lessons

  D.that they should have more computer lessons

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• 4________ we need is some fresh fish for dinner.

  A.That

  B.When

  C.Why

  D.What

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• 5The reason _______ he was late for school is _______ he was ill.

  A.why ;for

  B.why ;that

  C.for ;that

  D.that ;because

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• 6What proof have you got ___________ you are really the lady who should collect this money?

  A.that

  B.which

  C.to which

  D.how

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• 7The question is _________ will be the next speaker.

  A.whose

  B.who

  C.which

  D.why

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• 8________ was of little importance.

  A.No matter he might pass the examination

  B.Whether he passed the examination or not

  C.Though he might pass the examination

  D.He might pass the examination

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• 9________ is troubling the young worker is ________he doesn't know ________ is to be done with the advanced machine.

  A.What ;that ;what

  B.What ;because ;which

  C.What ;what ;that

  D.That ;what ;what

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• 10America was ________ was first called “India” by Columbus.

  A.what

  B.where

  C.the place

  D.there

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