Scientists generally agree that the Earth’s climate will warm up over the next 50 to 100 years ________ it has warmed in the 20,000 years since the Ice Age.

试卷相关题目

• 1It isn’t cold enough for there ________ a frost tonight, so I can leave Jim’s car out quite safely.

  A.would be

  B.being

  C.was

  D.to be

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• 2No bread eaten by man is so sweet as ________ earned by his own labour.

  A.one

  B.that

  C.such

  D.what

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• 3The millions of calculations involved, had they been done by hand, ________ all practical value by the time they were finished.

  A.could lose

  B.would have lost

  C.might lose

  D.ought to have lost

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• 4Jean Wagner’s most enduring contribution to the study of Afro-American poetry is his insistence that it ________ in a religious, as well as worldly, frame of reference.

  A.is to be analyzed

  B.has been analyzed

  C.be analyzed

  D.should have been analyzed

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• 5________ the fact that his initial experiments had failed, Prof. White persisted in his research.

  A.Because of

  B.As to

  C.In spite of

  D.In view of

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• 6Please do not be ________ by his bad manners since he is merely trying to attract attention.

  A.disregarded

  B.distorted

  C.irritated

  D.intervened

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• 7Craig assured his boss that he would ________ all his energies in doing this new job.

  A.call forth

  B.call at

  C.call on

  D.call off

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• 8Too much ________ to X-rays can cause skin burns, cancer or other damage to the body.

  A.disclosure

  B.exhibition

  C.contact

  D.exposure

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• 9When confronted with such questions, my mind goes ________, and I can hardly remember my own date of birth.

  A.dim

  B.blank

  C.faint

  D.vain

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• 10It is well known that knowledge is that ________ condition for expansion of mind.

  A.incompatible

  B.incredible

  C.indefinite

  D.indispensable

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