To find out how the bees managed to tell time, an unusual experiment was _______ four years ago.

试卷相关题目

• 1An Olympic runner wins a _______.

  A.medal

  B.model

  C.modle

  D.modest

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• 2Tilden, the other presidential ______, actually received more votes.

  A.advocate

  B.candidate

  C.sponsor

  D.opponent

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• 3Within days he became paralyzed, and people feared that he might die. But he _________.

  A.absorbed

  B.dissolved

  C.discovered

  D.recovered

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• 4Every society has its own peculiar custom and _____ of acting.

  A.ways

  B.behavior

  C.attitude

  D.means

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• 5They ______ their knowledge in the exploding world of ideas.

  A.modernize

  B.supply

  C.update

  D.upgrade

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• 6I should like to rent a house, modern, comfortable and ______ in a quiet neighborhood.

  A.all in all

  B.above all

  C.after all

  D.over all

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• 7It’s difficult to divine what constitutes an ______ tip in any country.

  A.appropriate

  B.thoughtful

  C.considerable

  D.sufficient

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• 8Shipbuilders would not _____ their money unless they knew that they could make a profit.

  A.invest

  B.invent

  C.involve

  D.invite

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