By moving the radar beam around slowly in circles, we can ________ the surroundings.

试卷相关题目

• 1Rebecca ________ me earlier if she did not like her house she bought last month.

  A.told

  B.would tell

  C.had told

  D.would have told

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• 2Although most birds have only a negligible sense of smell they have ________ vision.

  A.vigorous

  B.exact

  C.acute

  D.vivid

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• 3The economic crises in that country have threatened the ________ of the government.

  A.stability

  B.capability

  C.persistence

  D.permanence

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• 4Some people viewed the findings with caution, noting that a cause relationship between passive smoking and cancer remains ________.

  A.to be shown

  B.to have shown

  C.to have been shown

  D.being shown

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• 5The United States is trying to ________ the problems created by the energy crisis.

  A.put up with

  B.submit to

  C.comply with

  D.cope with

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• 6The Washington Monument is a hollow shaft without a break ________ its surface except for the tiny entrance.

  A.in

  B.with

  C.from

  D.to

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• 7The traffic police were searching for evidence to prove the accused man’s ________, but in vain.

  A.mistake

  B.guilt

  C.fault

  D.defeat

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• 8The world’s greatest sporting event, the Olympic Games, upholds the amateur ideal that ________ matters is not winning but participating.

  A.anything

  B.it

  C.what

  D.everything

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• 9Very few scientists ________ completely new answers to the world’s problems.

  A.come up with

  B.come out

  C.come round

  D.come up to

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• 10The polite are suspicious ________ his words because he already has a record.

  A.to

  B.at

  C.on

  D.of

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