We learn from the passage that（    ）

试卷相关题目

• 1According to the author, knowing the cause of the misery will help（    ）

  A.shorten the duration of the illness

  B.the patient buy medicine over the counter

  C.the patient obtain cheaper prescription drugs

  D.prevent people from catching colds and the flu

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• 2At the service location, the power is stepped down again from the service voltage to distribution voltage.（    ）

  A.Right

  B.Wrong

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• 3In the substation the power is stepped down from a transmission leve voltage to a distribution level voltage.（    ）

  A.Right

  B.Wrong

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• 4The transmission network can move the power over long distances to its     w holesale  customer.（    ）

  A.Right

  B.Wrong

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• 5Usually the generating plants are very large and located near heavily populated  areas.（    ）

  A.Right

  B.Wrong

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• 6According  to  the  passage,  to  combat  the  flu  effectively,（    ）

  A.one should identify the virus which causes it

  B.one should consult a doctor as soon as possible

  C.one should take medicine upon catching the disease

  D.one should remain alert when the disease is spreading

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• 7Which of the following symptoms will distinguish the flu from a cold、（    ）

  A.A stuffy nose

  B.A high temperature

  C.A sore throat

  D.A dry cough

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• 8If     children   have   fu-like   symptoms,   their   parents（    ）

  A.are advised not to give them aspirin

  B.should watch out for signs of Reye syndrome

  C.are encouraged to take them to hospital for vaccination

  D.should prevent them from mixing with people running a fever

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• 9The  best  title  for  this  selection  is（    ）

  A.A Trip Across the Atlantic

  B.How Time Changes Around the World

  C.Crossing the International Date Line

  D.How time Zone Were Set Up

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• 10The difference in time between zones is（    ）

  A.seven days

  B.twenty- four hours

  C.one hour

  D.more than seven days

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