What can be inferred from the passage、

试卷相关题目

• 1The loss of U.S. predominance in the world economy in the 1980s is manifested in the fact that the American ________.

  A.TV industry had withdrawn to its domestic market

  B.semiconductor industry had been taken over by foreign enterprises

  C.machine-tool industry had collapsed after suicidal actions

  D.auto industry had lost part of its domestic market

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• 2The U.S. achieved its predominance after World War II because ________.

  A.it had made painstaking efforts towards this goal

  B.its domestic market was eight times larger than before

  C.the war had destroyed the economies of most potential competitors

  D.the unparalleled size of its workforce had given an impetus to its economy

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• 3We were pleased to note that the early morning delivery didn’t ________ to the traffic jam of the busy city.

  A.aid

  B.amount

  C.add

  D.attribute

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• 4You don’t have to install this radio in your new car, it’s an ________ extr

  A.A.excessive

  B.optional

  C.additional

  D.arbitrary

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• 5To impress a future employer, one should dress neatly, be ________, and display interest in the job.

  A.swift

  B.instant

  C.timely

  D.punctual

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• 6The author seems to believe the revival of the U.S. economy in the 1990s can be attributed to the ________.

  A.turning of the business cycle

  B.restructuring of industry

  C.improved business management

  D.success in education

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• 7What used to be the danger in being a man according to the first paragraph、

  A.A lack of mates.

  B.A fierce competition.

  C.A lower survival rate.

  D.A defective gen

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• 8What does the example of India illustrate、

  A.Wealthy people tend to have fewer children than poor people.

  B.Natural selection hardly works among the rich and the poor.

  C.The middle class population is 80% smaller than that of the tribes.

  D.India is one of the countries with a very high birth rat

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• 9The author argues that our bodies have stopped evolving because ________.

  A.life has been improved by technological advance

  B.the number of female babies has been declining

  C.our species has reached the highest stage of evolution

  D.the difference between wealth and poverty is disappearing

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• 10Which of the following would be the best title for the passage、

  A.Sex Ratio Changes in Human Evolution

  B.Ways of Continuing Man’s Evolution

  C.The Evolutionary Future of Nature

  D.Human Evolution Going Nowhere

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