According to the passage, natural sounds include all of the following EXCEPT__________.

试卷相关题目

• 1According to the passage, which of the following is increasingly dangerous to sea creatures、

  A.The sound of a car.

  B.The sound of voices.

  C.Man-made noise pollution.

  D.The sound of steps.

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• 2Computerized firms would rather employ business graduates than computer science graduates because it is easier to train the former into qualified employees.

  A.Right

  B.Wrong

  C.Not mentioned

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• 3In some cases managers have to learn how to write programs so as to work out computerized information systems that suit their own companies best.

  A.Right

  B.Wrong

  C.Not mentioned

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• 4One thing that managers do not have to understand is how computers work.

  A.Right

  B.Wrong

  C.Not mentioned

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• 5At present about 10% of American citizens possess a microcomputer.

  A.Right

  B.Wrong

  C.Not mentioned

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• 6Which of the following is discussed in the third paragraph、

  A.The same noise level produces a different effect on land and in the ocean.

  B.Different places may have different types of noises.

  C.The decibel is not a suitable unit for measuring underwater noise.

  D.Different ocean animals may have different reactions to noises.

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• 7Which of the following is true of whales、

  A.They won't be confused by noises.

  B.They are deaf to noises.

  C.Their ability to reproduce will be lowered by high-level noises.

  D.Their hearing will be damaged by high-level noises.

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• 8According to the passage, what will scientists most probably do in the future、

  A.They will work hard to reduce ocean noise pollution.

  B.They will protect animals from harmful noises.

  C.They will try to set a limit of 120 decibels.

  D.They will study the effect of ocean noise pollution.

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• 9Lifetime employment in the Japanese company means that the employee__________.

  A.leaves his company only when business is bad.

  B.gets a job soon after he leaves school or university.

  C.can work there throughout his career,

  D.can have his serious mistakes in work corrected.

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• 10Which of the following statements is INCORRECT、

  A.Family and company interests are equally important

  B.The Japanese worker is very loyal to his company.

  C.One's future is guaranteed through hard work.

  D.Devotion to one's company is encouraged……

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