This is so difficult a problem that the scientist is known to _____ it for about ten years.

试卷相关题目

• 1We advocate _____ the economic,cultural and religious traditions of all national minorities.

  A.to respect

  B.to be respected

  C.respecting

  D.having respected

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• 2Electronic computers, _____ many advantages,cannot carry out creative work or replace man.

  A.though having had

  B.which have

  C.even if having

  D.over which have

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• 3His features were agreeable;his body, _____ slight of build,had something of athletic outline.

  A.somehow

  B.as

  C.though

  D.somewhat

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• 4Alcohol is highly unusual _____ at least twenty percent of it is absorbed directly into the bloodstream.

  A.in consequence of which

  B.provided that

  C.so that

  D.in that

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• 5Many farmers came to the city, _____ jobs and for all the other legendary opportunities of life in the city.

  A.looking for

  B.to look for

  C.having looked for

  D.looked for

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• 6I would have passed the college entrance examinations _____ I misread some of the questions and gave the wrong answers.

  A.but

  B.because

  C.as

  D.in that

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• 7Stress is a natural part of everyday life and there is no way you can avoid it, _____ you can avoid being hungry.

  A.much more than

  B.no more than

  C.any more than

  D.no less than

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• 8We decided against installing the new heating apparatus for the reason _____ it would be too costly.

  A.why

  B.which

  C.that

  D.as

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• 9I'd like John to have the job, but if he doesn't accept it, we'll have to _____ a less experienced man.

  A.fall back on

  B.resort to

  C.turn on

  D.look up to

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• 10There was tremendous excitement in the streets and the shouting didn't _____ till after midnight.

  A.die away

  B.die down

  C.die off

  D.die out

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