Opponents of Bill Joy would NOT agree to____  .

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• 1To call for a delay on commercial nanotech , critics of nanotech make use of____  .

  A.current social problems

  B.science fiction descriptions

  C.disagreements in the scientific community

  D.the fact that no one is doing molecular manufacturing

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• 2K. Eric Drexler in his book predicts a future world with sufficient material , because____  .

  A.man-made plants could replace real plants and grow more quickly

  B.plants produced by nanotech would be as efficient as today’s solar cells

  C.man-made bacteria would be widespread and capable of self-replicating

  D.humans could create copies of anything alive with high technology

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• 3The purpose of this article is to____  .

  A.compare the traditional diet with today’s diet of Asian children

  B.find reasons for increased food consumption of Asian people

  C.explain why many Asian children are overweight nowadays

  D.prove the relationship between fatness and indoor play

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• 4Some parents feel bad when their children look thin , because____  .

  A.their children don’t love eating and drinking

  B.their children don’t have a good physical condition

  C.they feel that they don’t take good care of their children

  D.they feel that they are not wealthy enough to afford ‘quality food’

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• 5According to this passage , the ‘quality food’ fed by some parents is actually____  .

  A.healthful food

  B.qualified food

  C.agreeable food

  D.high-calorie food

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• 6Which of the following statements best summarizes the main idea of the passage 、

  A.Nanotech should not be put into wrong use in the military field .

  B.The government should regulate products that could be dangerous .

  C.Nanotech regulations should be established in spite of the divided opinions .

  D.The media should not take advantage of the science fiction aspects of nanotech .

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