Who ________a theory about black holes? 

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• 1-----Can I speak to Mr．Wang? -----Sorry, he’ s out．Can I _____ a message?

  A.leave

  B.take

  C.ask for

  D.want

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• 2After knocking down the old man, the inhuman driver left the accident scene in a hurry,         the law to punish him.

  A.defeating

  B.challenging

  C.informing

  D.absorbing

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• 3The little boy was so careless with his spelling that he often      letters from words.

  A.left off

  B.left behind

  C.left out

  D.let alone

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• 4Now in China some young people ______ important positions in the government．

  A.hold

  B.seize

  C.catch

  D.grasp

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• 5Sam ______ some knowledge of the computer just by watching others working on it.

  A.brought up

  B.looked up

  C.picked up

  D.set up

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• 6This kind of cloth doesn’t     washing; its color will fade soon．

  A.need

  B.stand

  C.want

  D.allow

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• 7Think twice before you         others’ cheating in the exam, because you are not going to help but indeed to kill their motivation for study.

  A.consist in

  B.lie in

  C.assist in

  D.result in

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• 8This magazine is said to ____________ much information not found in other magazines.

  A.write

  B.cover

  C.print

  D.read

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• 9To keep healthy, most retired people _______ jogging as a regular form of exercise.

  A.take up

  B.take on

  C.give up

  D.hold out

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• 10Both of my parents insist ______ a computer for me, but I don’t think it is necessary.

  A.to buy

  B.on buying

  C.buying

  D.in buying

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