The word “prudent’’ in paragraph I is closest in meaning to

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• 1Antimicrobial resistance has become a global public health issue because

  A.there may be few or no treatment to infections caused by multi-drug resistant bacteria.

  B.new antibiotics are too expensive for poor countries.

  C.infections caused by multi—drug resistant bacteria have killed a lot of people.

  D.scientists know nothing about multi-drug resistant bacteria.

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• 2Which of the following best describes Callahan's attitude to anti-ageing technology 、

  A.Optimistic.

  B.Pessimisti

  C.B.Pessimistic.C.Reserve

  D.D.Negativ

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• 3An important feature of a society in which people live a long life is that

  A.it places more emphasis on educating the young.

  B.it is both wise and energeti

  C.C.it lacks the curiosity to experiment what is new

  D.it welcomes changes.

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• 4All of the following are possible effects living longer might have on working life EXCEPT

  A.Communication between employers and employees would be more difficult.

  B.More money would be used by employees in payment of their employees.

  C.The job market Would be more competitive.

  D.It would be more difficult for young people to be promoted to top positions.

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• 5Which of the following is implied in the sixth paragraph、

  A.Marriages in the US today are quite unstable.

  B.More and more people in the US today want to get married.

  C.Living longer would make it easier for people to maintain their marital ties.

  D.If people live longer~ they would stay in marriage longer.

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• 6The article published in The Lancet Infectious Diseases found that

  A.some bacteria have developed a new gene to resist almost all antibiotics.

  B.a new multi—drug resistant bacterium has appeared.

  C.some infections are caused by antibiotics.

  D.some countries are successful in controlling multi—trug resistant microorganisms.

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• 7WHO recommends governments to focus on the following areas EXCEPT

  A.keeping hospitals from storing more antibiotics than they can use.

  B.education on the use of antibiotics.

  C.control of antibiotic use.

  D.introduction of new regulations on the sale of antibiotics.

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• 8We learn from the passage that

  A.antimicrobial resistance was not noticed until 2010.

  B.further study is needed to deal with the transmission of multi—drug resistant bacteria.

  C.without WHO,no country will be safe in the war against antimicrobial resistance.

  D.WHO will focus its prevention and control efforts in poor countries.

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