According to the author, most students ________.

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• 1The navigation systems in cars like Lexus, BMW and Audi are mentioned to show ________.

  A.the immaturity of the new technology

  B.the superiority of the global positioning system

  C.the cause of price fluctuations in car equipment

  D.the different ways of providing guidance to the driver

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• 2The navigation computer functions ________.

  A.by means of a direction finder and a speed detector

  B.basically on satellite signals and a map database

  C.mainly through the reception of turn-by-turn directions

  D.by using a screen to display satellite signals

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• 3Despite their varied designs, navigation computers used in cars ________.

  A.are more or less the same price

  B.provide directions in much the same way

  C.work on more or less the same principles

  D.receive instructions from the same satellites

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• 4With a navigation computer, a driver will easily find the best route to his destination ________.

  A.by inputting the exact address

  B.by indicating the location of his car

  C.by checking his computer database

  D.by giving vocal orders to the computer

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• 5We learn from the passage that navigation computers ________.

  A.will greatly promote sales of automobiles

  B.may help solve potential traffic problems

  C.are likely to be accepted by more drivers

  D.will soon be viewed as a symbol of luxury

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• 6The huge increase in world production and population ________.

  A.has made the world a worse place to live in

  B.has had a positive influence on the environment

  C.has not significantly affected the environment

  D.has made the world a dangerous place to live in

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• 7One of the reasons why the long-term trend of prices has been downwards is that ________.

  A.technological innovation can promote social stability

  B.political instability will cause consumption to drop

  C.new farming and crop technology can lead to overproduction

  D.new sources are always becoming available

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• 8Fish resources are diminishing because ________.

  A.no new substitutes can be found in large quantities

  B.they are not owned by any particular entity

  C.improper methods of fishing have mined the fishing grounds

  D.water pollution is extremely serious

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• 9The primary solution to environmental problems is ________.

  A.to allow market forces to operate properly

  B.to curb consumption of natural resources

  C.to limit the growth of the world population

  D.to avoid fluctuations in prices

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• 10Why did the intelligence test become unpopular in the past few decades、

  A.Its validity was challenged by many communities.

  B.It was considered discriminative against minority children.

  C.It met with strong opposition from the majority of black parents.

  D.It deprived the black children of their rights to a good education.

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