The navigation computer functions ________.

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• 1Despite 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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• 2With 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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• 3We 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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• 4                                  Passage ThreeQuestions 17 to 20 are based on the passage you have just heard.

  A.Because people might have to migrate there someday.

  B.Because it is very much like the earth.

  C.Because it is easier to explore than other planets.

  D.Because its atmosphere is different from that of the earth.

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• 5                                  Passage TwoQuestions 14 to 16 are based on the passage you have just heard.

  A.They eat huge amounts of food.

  B.They usually eat twice a day.

  C.They usually eat to their hearts’ content.

  D.B.They usually eat twice a day.C.They usually eat to their hearts’ content.D.They eat much less than people assum

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• 6The 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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• 7According to the author, most students ________.

  A.believe the world’s environment is in an undesirable condition

  B.agree that the environment of the world is not as bad as it is thought to be

  C.get high marks for their good knowledge of the world’s environment

  D.appear somewhat unconcerned about the state of the world’s environment

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• 8The 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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• 9One 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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• 10Fish 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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