Ronald Kahn and his colleagues can make mice live longer by

试卷相关题目

• 1Which of the following is NOT true of the scoring system for diving、

  A.It is more biased．

  B.It is more reasonable．

  C.It is fairer．

  D.It is tighter．

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• 2The attitude of those concerned in the UK to the new rules proposed by ISU Can be best described as

  A.indifferent．

  B.reserved．

  C.enthusiastic．

  D.positive．

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• 3What does Jerry Bingham express by saying “I remain to be convinced”、

  A.His anger．

  B.His criticism．

  C.His agreement．

  D.His doubt．

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• 4According to the new rules proposed by the ISU，which of the following is right、

  A.The number of judges will be doubled．

  B.Only half of the judges will score．

  C.Only some selected judges will score．

  D.Only half of the scores will count．

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• 5Who won the gold medal in the pairs figure-skating event、

  A.The Russian pair．

  B.The Canadian pair．

  C.Both the Russian pair and the Canadian pair．

  D.The French pair．

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• 6According to t11e passage，we do not know whether humans will benefit from taking in fewer calories partly because

  A.humans，worms and rodents are different．

  B.most people are not willing to be put on a strict diet．

  C.the effect is not known．

  D.genetic changes in tissues can not be performed on humans

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• 7What does the last sentence in the third paragraph imply、

  A.People like to lose weight，but they do not like to eat less．

  B.People want to go to heaven．but they do not want to die．

  C.Mice will go to heaven if they lose weight．

  D.Mice enjoy losing weight．

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• 8The average modified mouse lived

  A.3 years．

  B.753 days．

  C.More than 3 years．

  D.887 days．

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• 9What Can be inferred from the passage about the route tO long life、

  A.It remains to be studied．

  B.It has already been discovered．

  C.Eating more leads to long life．

  D.Eating less leads to long life．

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