大学英语大学英语大学英语六级(CET6)大学英语六级模拟题03

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• 21According to this passage, those people disagree with the control of carbon dioxide because____.

  A.they think that carbon is beneficial for plant growth

  B.they want to use more fuels that can emit carbon dioxide

  C.they think carbon dioxide is not the main reason for global warming

  D.they think it will destroy the natural balance of gases in the world

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• 22The word "issue" in the last paragraph can be replaced as ____.

  A.organ

  B.topic

  C.publication

  D.result

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• 23Those studies carried out in North Carolina suggest that ____.

  A.trees' function for absorbing carbon dioxide is limited

  B.carbon dioxide is the main cause for global warming

  C.leaves falling from trees can emit more oxygen

  D.more carbon dioxide is beneficial for trees' growth for many decades

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• 24In the ____ of my doctor, I should be well enough to travel by next week.

  A.opinion

  B.conviction

  C.judgment

  D.idea

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• 25She ____ her wedding presents on the table.

  A.presented

  B.displayed

  C.exhibited

  D.demonstrated

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• 26Contrary to my expectations, the experiment ended ____ failure.

  A.at

  B.to

  C.in

  D.till

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• 27These machines all look much the same, but each has its ____ function.

  A.extraordinary

  B.special

  C.peculiar

  D.exceptional

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• 28It took a week of investigation to get a reasonably ____ account of the accident.

  A.accurate

  B.precise

  C.strict

  D.positive

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• 29After seven years' work, Chinese scientists ____ the task of launching their country's first spaceship in seven years.

  A.achieve

  B.accomplish

  C.fulfill

  D.complete

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• 30The little boy ____ at the funny-looking man for a few minutes before answering his question.

  A.glared

  B.stared

  C.gazed

  D.gaped

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