________ to nuclear radiation, even for a short time, may produce variants of genes in human bodies.

试卷相关题目

• 1Ad-makers choose words and brand names very carefully in order to make a creative image of the product they are ____.

  A.processing

  B.producing

  C.providing

  D.promoting

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• 2Some doctors are criticized for _____ patients to buy too many medicines

  A.advising

  B.demanding

  C.suggesting

  D.driving

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• 3All agree that the pollution now is not easy_______.

  A.to be dealt with

  B.dealing with

  C.to deal with

  D.to be dealing with

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• 4He is looking forward to ________ what is happening over there

  A.see

  B.seeing

  C.seen

  D.saw

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• 5Because of the heavy snow, we had to delay the visit until this weekend to the art gallery _________ in the center of our city these days.

  A.being held

  B.holding

  C.to be held

  D.held

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• 6Hurry up! There is ________ time ________

  A.much ,to go

  B.little,left

  C.a little ,going

  D.few ,left

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• 7_______ his apology for doing wrong to me, I later walked straight to him and beat him on the nose.

  A.Having not got

  B.Not to get

  C.Not having got

  D.Haven't got

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• 8He was annoyed for _________ outside while his wife was shopping with the key.

  A.being kept

  B.keeping

  C.kept

  D.to be kept

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• 9______ his poor handwriting, he practices writing Chinese characters with a Chinese writing brush every day.

  A.Improving

  B.Improved

  C.To improve

  D.Improve

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• 10The ground is _______ with _______ leaves.

  A.covering ,falling

  B.covered ,falling

  C.covered ,fallen

  D.covering ,fallen

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