It is implied in the first paragraph that ________.

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• 1The statistics recorded in the preference tests show ________.

  A.Coca-Cola and Pepsi are people’s two most favorite drinks

  B.there is not much difference in taste between Coca-Cola and Pepsi

  C.few people had trouble telling Coca-Cola from Pepsi

  D.people’s tastes differ from one another

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• 2According to the passage the preference test was conducted in order to ________.

  A.find out the role taste preference plays in a person’s drinking

  B.reveal which cola is more to the liking of the drinkers

  C.show that a person’s opinion about taste is mere guess-work

  D.compare the ability of the participants in choosing their drinks

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• 3The best title for this passage would be ________.

  A.The Atmosphere and Our Environment

  B.Research on Radiation

  C.Effects of Space Radiation

  D.Importance Protection Against Radiation

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• 4It can be inferred from the passage that ________.

  A.the Apollo mission was very successful

  B.protection from space radiation is no easy job

  C.astronauts will have deformed children or grandchildren

  D.radiation is not a threat to well-protected space explorers

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• 5The harm radiation has done to the Apollo crew members ________.

  A.is insignificant

  B.seems overestimated

  C.is enormous

  D.remains unknown

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• 6The word “burnout” (Line 4, Par

  A.5) here refers to the state of ________.A.being seriously burnt in the skin

  B.being unable to burn for lack of fuel

  C.being badly damaged by fire

  D.being unable to function because of excessive use

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• 7The author’s purpose in writing this passage is to ________.

  A.show that taste preference is highly subjective

  B.argue that taste testing is an important marketing strategy

  C.emphasize that taste and price are closely related to each other

  D.recommend that blind tasting be introduced in the quality control of colas

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• 8Which of the following words can best describe the popular understanding of “environment” as the author sees it、

  A.Elaborate.

  B.Prejudiced.

  C.Faultless.

  D.Oversimplified.

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• 9According to the author the concept of “environment” is difficult to explain because ________.

  A.it doesn’t distinguish between the organism and the environment

  B.it involves both internal and external forces

  C.the organism and the environment influence each other

  D.the relationship between the organism and the environment is unclear

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• 10In analyzing the environmental forces acting on man the author suggests that ________.

  A.biological factors are less important to the organism than cultural factors to man

  B.man and other animals are modified equally by the environmental forces

  C.man is modified by the cultural environment as well as by the natural environment

  D.physical and biological factors exert more influence on other organisms than on man

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