The scientist ________to discover the valuable chemical．

试卷相关题目

• 1The plants grown in greenhouse ________ from the wind, rain and insects.

  A.protect

  B.protected

  C.is protected

  D.are protected

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• 2Be careful when you cross this very busy street. If not, you may ________ run over by a car.

  A.have

  B.get

  C.become

  D.turn

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• 3Do you think the crops will ________well this autumn?

  A.turn into

  B.be turned out

  C.turn over

  D.turn out

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• 4Tell him to ________ from my private affairs

  A.stay away

  B.keep out

  C.stop

  D.protect

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• 5The bird is so ______ that you can find it everywhere.

  A.common

  B.normal

  C.usual

  D.little

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• 6You can ________on Peter to do whatever he promises．

  A.trust

  B.believe

  C.rely

  D.live

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• 7The biggest problem of Chinese farmers is the ________ of arable land.

  A.protection

  B.shortage

  C.growth

  D.development

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• 8We always ________ Jack an honest man and we ________ him as a good friend of ours.

  A.look upon; consider

  B.regard; consider

  C.consider; regard

  D.look on; regard

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• 9Is he serious in ________such a view?

  A.putting forward

  B.looking forward

  C.putting up with

  D.looking into

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• 10All work and no play ________Jack a dull boy．

  A.takes

  B.has

  C.becomes

  D.makes

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