It is clear that the whole world is passing through a social revolution in which a central _____ must be taken by scientists and technologists.

试卷相关题目

• 1When I took his temperature, it was two degrees above _____.

  A.average

  B.ordinary

  C.regular

  D.normal

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• 2Even if they are on sale, these refrigerators are equal in price to, if not more expensive than, _____ at the other store.

  A.anyone

  B.the others

  C.that

  D.the ones

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• 3His landlady gave him a week's _____ to leave the flat.

  A.threat

  B.notice

  C.advice

  D.caution

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• 4The noise was so _____ that only those with excellent hearing were aware of it.

  A.dim

  B.soft

  C.faint

  D.gentle

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• 5We can't _____ one to change the habits of a lifetime in a short time.

  A.hope

  B.wait

  C.expect

  D.imagine

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• 6These plastic flowers look so _____ that many people think they are real.

  A.beautiful

  B.natural

  C.artificial

  D.similar

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• 7When I worked as the general manager of the firm, I sometimes had _____ to visit London on business.

  A.opportunity

  B.possibility

  C.occasion

  D.chance

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• 8The most important _____ of his speech was that we should all work whole-heartedly for the people.

  A.element

  B.spot

  C.sense

  D.point

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• 9It has always been the _____ of our firm to encourage workers to take part in social activities.

  A.plan

  B.campaign

  C.procedure

  D.policy

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• 10I remember her face but I cannot _____ where I met her.

  A.recall

  B.remind

  C.remember

  D.remark

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