It was only after some progress ________ in the use and development of electric current that men began to realize the importance and possibilities of magnetism.

试卷相关题目

• 1If each manager makes his usual speech, the meeting will be ________ for forty-five minutes.

  A.expanded

  B.prolonged

  C.delayed

  D.exceeded

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• 2They tried to restrict access to ________ they believed to be dangerous areas.

  A.what

  B.which

  C.that

  D.everywhere

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• 3A series of border incidents would ________ lead the two countries to war.

  A.inevitably

  B.consistently

  C.uniformly

  D.persistently

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• 4The sight of a sick horse being driven along the streets of the village remained ________ him for weeks.

  A.of

  B.on

  C.to

  D.with

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• 5Humidity is so intense in some parts of the tropics that Europeans find they are unable to ________ it.

  A.maintain

  B.persist

  C.endure

  D.sustain

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• 6The weatherman broadcasts the ________ in temperature twice a day.

  A.diversion

  B.variation

  C.variety

  D.modification

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• 7I seem to have reached a rather gloomy conclusion, but I think that something cheerful may still be derived ________ it.

  A.of

  B.off

  C.from

  D.with

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• 8Animals can become unusually ________ when they are upset by a sudden environmental change.

  A.puzzled

  B.predominant

  C.vigorous

  D.aggressive

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• 9In no circumstances can more work be got out of a machine than ________.

  A.is put into it

  B.to put it into it

  C.to be put into it

  D.that puts into it

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• 10The winning team loudly ________ its victory.

  A.magnified

  B.proclaimed

  C.signified

  D.exclaimed

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