According to the passage，hearing loss is

试卷相关题目

• 1One special feature of Crystal Ear is that

  A.you can control its volume．

  B.you needn’t take it off everyday．

  C.it is solar-powered．

  D.it saves power．

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• 2Which of the following is NOT true of Crystal Ear7

  A.It is highly sensitive．

  B.It is powerful．

  C.It is invisible．

  D.It is wireless．

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• 3Initially the writer did not want t0 buy a hearing aid because

  A.it would make him look old．

  B.it would make him nervous．

  C.it was too expensive．

  D.it was old-styled．

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• 4Since 1992，cancer death rates among black Americans

  A.have been going up and down．

  B.have remained stable．

  C.have increased．

  D.have fallen．

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• 5Public policy and education efforts may help to do away with

  A.death rates．

  B.various cancers．

  C.unfair social differences．

  D.biological differences．

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• 6Many people leave their hearing problem untreated because

  A.it is not serious．

  B.Crystal Ear is not yet available．

  C.it is not easy to have it treated．

  D.they don’t want to look old．

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• 7What factor can be attributed to German prosperity、

  A.Technology transfer．

  B.Good management．

  C.Hard work．

  D.Fierce competition．

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• 8Which of the following is NOT true of traditional university research、

  A.It is free．

  B.It is profit-driven．

  C.It is widely available． ．

  D.It is curiosity—driven．

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• 9The Fraunhofer Society is the largest organisation for applied technology in

  A.Asia．

  B.USA．

  C.Europe．

  D.Africa．

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• 10When was the Fraunhofer Society founded、

  A.In 1940.

  B.Last year．

  C.After the unification．

  D.In 1949.

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