_____ we call a machine is really a kind of tool that can do  work for man.         

试卷相关题目

• 1____ worries me the way he keeps changing his mind.

  A.This

  B.That

  C.What

  D.It

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• 2_____ some people regard as a drawback is seen as a plus by many others.

  A.Whether

  B.What

  C.That

  D.How

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• 3_____ we will be sent abroad for further study makes us really excited.

  A.That

  B.Whether

  C./

  D.Since

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• 4Whether ways can be found to stop pollution or not is just _____ worries the public.

  A.why

  B.which

  C.that

  D.what

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• 5— I'm sure our surroundings will become better. — It is still a problem _____ we can control the pollution.

  A.that

  B.whether

  C.if

  D.why

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• 6______ Barbara Jones offers to her fans is honesty and happiness.     

  A.Which

  B.What

  C.That

  D.Whom

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• 7I'm sure that it is obvious ______ Gina was lying for I saw her in the street yesterday.

  A.which

  B.that

  C.because

  D.when

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• 8 ________ gone is gone.__________ no use talking about it any more.     

  A.That's; It's

  B.What's; It's

  C.It's ; That's

  D.That's ; That's

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• 9 ______ she was invited to the ball made her very happy.

  A.It

  B.That

  C.When

  D.Because

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• 10Before a problem can  be solved, it must be obvious ______ the problem itself is.    

  A.what

  B.that

  C.which

  D.why

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