大学英语大学英语大学英语四级(CET4)大学英语四级模拟题04

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• 21According to the passage the lack of qualified workers

  A.makes a cooling of the economy.

  B.decreases the costs of high technology companies.

  C.emphasizes the importance of unfilled jobs.

  D.hinders the development of U. S. economy.

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• 22From the second paragraph we learn that

  A.the workforce classification is as serious as thereason of education system.

  B.twenty-first-century work are separated from the needsof the business world.

  C.white-collar worker is only part of the problem ofeducation system.

  D.blue-collar manual laborers are needed in agrarian-aged America.

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• 23It can be inferred that the gold-workers differ from white collar and blue collar workers in that they

  A.wear gold-collar working clothes when they are on duty.

  B.do better in combining their contributions and earningabilities.

  C.grasp the knowledge and engage in labor work as well.

  D.apply the arts knowledge to technology.

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• 24The best title for the text maybe

  A.800,000 Technology Jobs Unfilled.

  B.Gold-workers Needed.

  C.U.S. Economy threatene

  D.D.Schools Fail to Train Gold-workers.

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• 25The author discusses computing machines in the firstparagraph primarily in order to

  A.indicate the dangers inherent in relying to a great extent on machines.

  B.illustrate his views about the approach of mathematicians to problem solving.

  C.compare the work of mathematicians with that of computer programmers.

  D.provide one definition of intelligenc

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• 26According to the passage, scientists are skepticaltoward their equations because scientists

  A.work to explain real, rather than theoretical orsimplified situations.

  B.know that well defined problems are often the mostdifficult to solve.

  C.are unable to express their data in terms of multiplevariables.

  D.are unwilling to relax the axioms they have developed.

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• 27According to the passage, mathematicians present adanger to scientists because

  A.Mathematicians may provide theories that areincompatible with those already devel-oped by scientists.

  B.Mathematicians may define situations in a way that isincomprehensible to scientists.

  C.Mathematicians may convince scientists that theoreticalassumptions are facts.

  D.scientists may come to believe that axiomaticstatements are untru

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• 28The author suggests that the approach of physicists tosolving scientific problems is

  A.practical for scientific purposes.

  B.detrimental to scientific progress.

  C.unimportant in most situations.

  D.expedient, but of little long-term valu

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• 29We can infer from paragraph 1 that

  A.the net-savvy workers are interested in searching theweb for sexual content

  B.this quality assurance team have difficulty in makingsure that the blocking component effective for theparents request

  C.the parents all over the world do not want the sexualwebsites to be blocked

  D.the parents all over the world concern that theirchildren will be harmed by the sexual websites

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• 30The functions of NIS is NOT to

  A.protect computers from virus

  B.protect personal data from inadvertently disclosed

  C.protect computers from being invaded by other persons

  D.forbid other people sharing your personal data

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