Some biologists believe this is an ancient survival strategy, _______ a diet with 30 percent fewer calories than usual increased life span.

试卷相关题目

• 1I shall never forget those years _____ I lived on the farm with the farmers, ______ has a great effect on my life.

  A.when;who

  B.that;which

  C.on which;that

  D.when;which

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• 2Besides hotels，there are also families_____visitors can experience the warmth and kindness of the local people．

  A.which

  B.that

  C.what

  D.Where

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• 3－Are you sure you have to? It's been very late. －I don't know ________ I can do it if not now.

  A.how

  B.what

  C.when

  D.That

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• 4His composition won first prize, ______ made him too happy to sleep for nights.

  A.what

  B.that

  C.which

  D.Where

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• 5 This is an exciting area of study，_______new applications are being discovered almost daily．

  A.one by which

  B.the one where

  C.one in which

  D.the one by which

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• 6 Once he starts a job, he won't stop ______ it's finished.

  A.if

  B.until

  C.after

  D.While

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• 7It was on my way back home_______ my father made the promise _______ I can do well in next exam he will buy me what I want.

  A.when; that

  B.when; that if

  C.that; why

  D.that; that if

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• 8All animals, ______ their size, breathe once for every four heartbeats.

  A.however

  B.whatever

  C.no matter

  D.in spite of

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• 9 An example of them is fraud, a crime _______ money is stolen by cheating others.

  A.which

  B.that

  C.what

  D.Where

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• 10He added, 'President Obama is going to do_____ he thinks is necessary to get our economy moving again.' 

  A.everything what

  B.no matter what

  C.whichever

  D.whatever

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