According to scientists, our mental abilities begin to _________ from the age of 27 after reaching the highest level at 22.

试卷相关题目

• 1I don't have to do it and _________ do you. We're both too busy.

  A.more than

  B.no more than

  C.once more

  D.no more

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• 2The driver began to speed up to ______ for the hour he'd lost in the traffic jams.

  A.keep up

  B.make up

  C.take up

  D.catch up

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• 3Please remember to _____ a stamp _____ your envelope before you post it to your friend.

  A.attach; to

  B.fasten; to

  C.tie; to

  D.stick; by

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• 4We often see the situation of employers_________ people they want, while job seekers can't find the employers they want.

  A.having difficulty finding

  B.to have difficulty finding

  C.having difficulty to find

  D.to have difficulty to find

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• 5The young actress looked so charming in her beautiful dress that we took _____pictures with her.

  A.masses of

  B.the number of

  C.a great many of

  D.a large amount of

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• 6---Have you finished the report? --Sorry. It was so noisy in the office that I couldn't________ down to write anything.

  A.settle

  B.put

  C.sit

  D.lie

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• 7The boy talked his mother _____ buying him a home computer.

  A.of

  B.over

  C.to

  D.into

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• 8The two Chinese scientists have made a wonderful discovery, which marks a major _______ in the basic research in the field.

  A.reform

  B.approach

  C.boundary

  D.breakthrough

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• 9---What's the matter with John? He has been sitting there for hours. ---A postcard from his father_______ an attack of home-sickness in him.

  A.took up

  B.set off

  C.brought in

  D.built up

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• 10The incident caused a hot discussion on the Internet, but the local government had no immediate _______ on it.

  A.adjustment

  B.commitment

  C.comment

  D.document

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