All efforts of cloning an animal will be ________ if there is not enough diversity in the group to overcome illness.

试卷相关题目

• 1She didn't ask her boyfriend to buy her a car. ______, she bought one for him.

  A.That is

  B.On the contrary

  C.To be honest

  D.Generally speaking

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• 2__________ speed and comfort, bicycles can't match other means of transportation like cars and trains.

  A.In terms of

  B.In case of

  C.In stead of

  D.In spite of

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• 3Sending Sandra a letter was ________，because her husband might intercept (截取)  it.

  A.out of question

  B.out of the question

  C.in question

  D.of question

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• 4The bell rang and came in Mr. Brown, _____ a book in his hand. Then the class began.

  A.for

  B.when

  C.with

  D.while

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• 5You have to balance the advantages of living in the country ______ the disadvantages.

  A.for

  B.to

  C.against

  D.with

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• 6People try to avoid public transportation delays by using their own cars, and this ______ creates further problems.

  A.in return

  B.in case

  C.in addition

  D.in turn

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• 7— Shall we go for a walk ________ watch TV? — That's a good ide

  A.A.instead of

  B.rather than

  C.in place of

  D.in the place of

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• 8Tom was so wild about computer games that he would stay online for ten hours _____every day.

  A.in the end

  B.in particular

  C.on end

  D.on purpose

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• 9Jane is determined to go to France for further education _______ all the possible consequences.

  A.instead of

  B.regardless of

  C.in addition to

  D.in response to

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• 10The composition is well written ___________ a few spelling mistakes．

  A.beside

  B.besides

  C.except

  D.except for

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