It can be concluded from Dr. Dubos remarks that ________.

试卷相关题目

• 1People tend to ignore the delayed effects of exposure to chemical because ________.

  A.limited exposure to them does little harm to people’s health

  B.the present is more important for them than the future

  C.the danger does not become apparent immediately

  D.humans are capable of withstanding small amounts of poisoning

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• 2In the author’s view, the sudden death caused by exposure to large amounts of pesticides ________.

  A.is not the worst of the negative consequences resulting from the use of pesticides

  B.now occurs most frequently among all accidental deaths

  C.has sharply increased so as to become the center of public attention

  D.is unavoidable because people can’t do without pesticides in farming

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• 3What is the author’s attitude toward the environmental effects of pesticides、

  A.Pessimistic

  B.Indifferent

  C.Defensive

  D.Concerned

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• 4Which of the following is closest in meaning to the sentence “Man... is part of nature” (Par

  A.1, Lines 3-4)、A.Man appears indifferent to what happens in nature.

  B.Man acts as if he does not belong to nature.

  C.Man can avoid the effects of environmental pollution.

  D.Man can escape his responsibilities for environmental effects of pesticides、

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• 5The author mentions that people who live in suburban houses ________.

  A.do not have access to easy facilities because they live away from the city

  B.have to pay a lot of money to employ people to do service work

  C.take longer time to know each other because they are a scattered community

  D.have to spend more money and time travelling to work every day

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• 6I would appreciate ________ it a secret.

  A.your keeping

  B.you to keep

  C.that you keep

  D.that you will keep

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• 7Mark often attempts to escape ________ whenever he breaks traffic regulations.

  A.having been fined

  B.to be fined

  C.to have been fined

  D.being fined

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• 8No matter how frequently ________, the works of Beethoven always attract large audiences.

  A.performing

  B.performed

  C.to be performed

  D.being performed

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• 9It is recommended that the project ________ until all the preparations have been made.

  A.is not started

  B.will not be started

  C.not be started

  D.is not to be started

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• 10I wish I ________ longer this morning, but I had to get up and come to class.

  A.could have slept

  B.slept

  C.might have slept

  D.have slept

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