We can infer from this passage that ________.

试卷相关题目

• 1Mouthwashes are not an effective cure for bad breath mainly because ________.

  A.they can’t mask the bad odor long enough

  B.they can’t get to all the offending bacteria

  C.their strong smell mixes with bad breath and makes it worse

  D.they can’t cover the thick layers of mucus

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• 2According to the passage, alcohol has something to do with bad breath mainly because ________.

  A.it keeps offending bacteria from reproducing

  B.its smell adds to bad breath

  C.it kills some helpful bacteria

  D.it affects the normal flow of saliva

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• 3Which of the following is mentioned as one of the causes of bad breath、

  A.Tooth trouble.

  B.Sulfur rich food.

  C.Too much exercise.

  D.C.Too much exercis

  E.D.Mental strain.

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• 4The phrase “emanate from” in Paragraph 1 most probably means “________”.

  A.thrive on

  B.account for

  C.originate from

  D.descend from

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• 5What the last paragraph tells us is the author’s ________.

  A.detailed analysis of the ways of raising poultry in Bangladesh

  B.great appreciation of the development of poultry industry in Bangladesh

  C.critical view on the development of the poultry industry in Bangladesh

  D.practical suggestion for the improvement of the poultry industry in Bangladesh

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• 6From what the Brazilian biologist says, we know that tourists like her ________.

  A.are reluctant to carry cash with them

  B.simply don’t care how much they spend

  C.are not good at planning their expenditure

  D.often spend more money than they can afford

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• 7The reason why 1994 was exceptional is that ________.

  A.it saw an unusually large number of tourists to the U.S.

  B.it witnessed a drop in the number of tourists to the U.S.

  C.tourism was hardly affected by the weakening of the U.S. dollar that year

  D.tourists came to the U.S. for sightseeing rather than for bargains that year

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• 8By saying “nobody undersells America” (Line 4, Par

  A.3), the author means that ________.A.no other country underestimates the competitiveness of American products

  B.nobody expects the Americans to cut the prices of their commodities

  C.nobody restrains the selling of American goods

  D.no other country sells at a lower price that America

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• 9Why does the author assert that all things American are fascinating to foreigners、

  A.Because they have gained much publicity through the American media.

  B.Because they represent the world’s latest fashions.

  C.Because they embody the most sophisticated technology.

  D.Because they are available at all tourist destinations.

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• 10From the passage we can conclude that the U.S. has come to realize ________.

  A.the weakening if the U.S. dollar can result in trade deficits

  B.the lower the retail prices, the greater the profits

  C.tourism can make great contributions to its economy

  D.visitors to the U.S. are wealthier than U.S. tourists abroad

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