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GMATPrep-2007E1-CR-61
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Which of the following best completes the passage below?

At a recent conference on environmental threats to the North Sea, most participating countries favored uniform controls on the quality of effluents, whether or not specific environmental damage could be attributed to a particular source of effluent. What must, of course, be shown, in order to avoid excessively restrictive controls, is that _____.

Aany uniform controls that are adopted are likely to be implemented without delay
Bany substance to be made subject to controls can actually cause environmental damage
Cthe countries favoring uniform controls are those generating the largest quantities of effluents
Dall of any given pollutant that is to be controlled actually reaches the North Sea at present
Eenvironmental damage already inflicted on the North Sea is reversible

正确答案: B

求助 PrepI—61

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HeavenlyAres

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发表于 2009-11-5 01:19:06 | 只看该作者回帖奖励

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61. Which of the following best completes the passage below?

At a recent conference on environmental threats to the North Sea, most participating countries favored uniform controls on the quality of effluents, whether or not specific environmental damage could be attributed to a particular source of effluent. What must, of course, be shown, in order to avoid excessively restrictive controls, is that __________.

(A) any uniform controls that are adopted are likely to be implemented without delay

(B) any substance to be made subject to controls can actually cause environmental damage

(C) the countries favoring uniform controls are those generating the largest quantities of effluents

(D) all of any given pollutant that is to be controlled actually reaches the North Sea at present

(E) environmental damage already inflicted on the North Sea is reversible 非常惭愧居然是因为阅读障碍导致没法做题。。。谁能帮忙解释下B是什么意思？谢谢了