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ETS官方托福样题阅读部分:风电

2015-07-17 16:02:39来源:网络

  31. According to paragraph 4, what can be inferred about the problems of visual pollution and noise associated with wind farms?

*Both problems affect the efficiency of wind farms.
*Possible solutions are known for both problems.
*Wind power creates more noise than visual pollution.
*People are more concerned about visual pollution than noise.

  Paragraph 4 is marked with an arrow .

  32. The phrase this problem in the passage refers to

*interference with the flight patterns of migrating birds in certain areas
*building ridge lines that are ideal for wind turbines
*the killing of birds of prey by wind turbines
*meeting the demands of environmentalists who promote renewable wind energy

  33. Which of the sentences below best expresses the essential information in the highlighted sentence in the passage? Incorrect choices change the meaning in important ways or leave out essential information.

*Hawks, falcons, and eagles prefer to hunt along ridge lines, where wind turbines can kill large numbers of migratory birds.
*Wind turbines occasionally cause migratory birds to change their flight patterns and therefore may interfere with the areas where birds of prey prefer to hunt.
*Some of the best locations for large wind farms are places that may cause problems for migrating birds and birds of prey.
*Large wind farms in certain areas kill hawks, falcons, and eagles and thus might create a more ideal path for the flight of migratory birds.

  34. In paragraph 5, why does the author give details about the estimated numbers of birds killed each year?

*To argue that wind farms should not be built along ridge lines
*To point out that the deaths of migratory birds exceed the deaths of birds of prey
*To explain why some environmentalists oppose wind energy
*To suggest that wind turbines result in relatively few bird deaths

  Paragraph 5 is marked with an arrow .

  35. The phrase amount to in the passage is closest in meaning to

*can identify
*change
*are reduced by
*total

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