________ any other species, human populations are shaped by the usual forces of natural selection, like famine, disease or climate.

试卷相关题目

• 1Those overseas students volunteer 10 hours each week in Paris ______ free food and accommodation.

  A.in search of

  B.in contact with

  C.in case of

  D.in exchange for

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• 2It has been said that in no country _______ Britain can one experience four seasons in the course of a single day.      

  A.better than

  B.other than

  C.rather than

  D.more than

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• 3Who will succeed _______ his property after his death?   

  A.in

  B.at

  C.to

  D.from

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• 4Scientists are convinced________the positive effect of laughter_______physical and mental health.    

  A.of；at

  B.by；in

  C.of；on

  D.on；at

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• 5Torn was a quick walker and soon got _______ the others.

  A.ahead

  B.ahead of

  C.ahead than

  D.ahead to

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• 6There is a limit________ the amount of pain we can bear.

  A.for

  B.with

  C.to

  D.at

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• 7I feel that one of main duties _______ a teacher is to help the students to become better learners.       

  A.for

  B.by

  C.as

  D.with

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• 8She called _______ to her father for help.

  A.up

  B.out

  C.away

  D.on

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• 9I'd like to buy a house-modem, comfortable, and _______ in a quiet neighborhood.

  A.in all

  B.above all

  C.after all

  D.at all

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• 10The students were participating _______ an international energy saving competition betweentowns in New England and Canad

  A.A.for

  B.in

  C.to

  D.at

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