Which of the following is closest in meaning to the statement "There are various... to do so" (Line 17-20)、

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• 1By "But to...it is not so"(Line 7) the author implies that _____.

  A.most people are just followers of new ideas

  B.even sound minds may commit silly errors

  C.the popularly supported may be erroneous

  D.nobody is immune to the influence of errors

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• 2The author's attitude towards the phenomena mentioned at the beginning of the text is one of _____.

  A.skepticism

  B.approval

  C.indifference

  D.disgust

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• 3The passage is mainly about _____.

  A.great progress America has made in medicine

  B.Americans' concern about health

  C.factors affecting people's health

  D.the widening health gap between different classes

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• 4The gap between the rich and poor _____.

  A.is revealed also in morality rate

  B.grows at the same pace as the rate of innovation

  C.is not yet obvious in the United States

  D.shrinks with the advances in medicine

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• 5What can be inferred from the passage、

  A.Health inequalities situation within America appears to be improving.

  B.There are high correlations between education and earning power.

  C.Jobs with high control and social support pose a smaller threat to the health.

  D.The risk of ill health is greatest among people being discriminated against.

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• 6Which of the following did the author probably suggest、

  A.Support not the most supported.

  B.Deny everything others believe.

  C.Throw all tradition into trashcan.

  D.B.Deny everything others believ

  E.C.Throw all tradition into trashcan.D.Keep your eyes open all the time.

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• 7The author develops his writing mainly by means of _____.

  A.reasoning

  B.examples

  C.comparisons

  D.quotations

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• 8According to Cerf, the purpose to design interplanetary internet is to _____.

  A.send real-time science data

  B.communicate with astronauts

  C.lay foundation for future technological advances

  D.commercialize the technology

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• 9From the text, we learn that Vinton Cerf is _____.

  A.seeking answers to questions about the Internet web

  B.working on interplanetary Internet with collaboration of NASA

  C.trying to commercialize the interplanetary Internet

  D.exploring the possibility of establishing Internet network on Mars

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• 10It can be inferred from the last paragraph that _____.

  A.the dream to build interplanetary Internet can be fulfilled in the future

  B.interplanetary Internet will be commercialized in 100 years

  C.the research of Internet took 50 years

  D.it will take a long time to build interplanetary Internet

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