The technology to make machines quieter ___.

试卷相关题目

• 1The modern electronic anti-noise devices ___.

  A.are an update version of the traditional methods

  B.share similarities with the traditional methods

  C.are as inefficient as the traditional methods

  D.are based on an entirely new working principle

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• 2The French company is working on anti-noise techniques to be used in a ll EXCEPT ___.

  A.streets

  B.factories

  C.aircraft

  D.cars

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• 3According to the talk, workers in “zones of quiet” can ___.

  A.be more affected by noise

  B.hear talk from outside the zone

  C.work more efficiently

  D.be heard outside the zone

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• 4The main theme of the talk is about ___.

  A.noise-control technology

  B.noise in factories

  C.noise-control regulations

  D.noise-related effects

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• 5Employees in the US are paid for their time. This means that they are supposed to ___.

  A.work hard while their boss is around

  B.come to work when there is work to be done

  C.work with initiative and willingness

  D.work through their lunch break

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