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题库 / Prep2008E1-SC-243
Sulfur dioxide, a major contributor to acid rain, is an especially serious pollutant because it diminishes the respiratory system's ability to deal with all other pollutants.
an especially serious pollutant because it diminishes the respiratory system's ability to deal
an especially serious pollutant because of diminishing the respiratory system's capability of dealing
an especially serious pollutant because it diminishes the capability of the respiratory system in dealing
a specially serious pollutant because it diminishes the capability of the respiratory system to deal
a specially serious pollutant because of diminishing the respiratory system's ability to deal
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在CD上看到的这个是Manhattan GMAT Staff的解释。。。
* "capability of ____ing" and "capability in ____ing" are unidiomatic, so B and C are gone.
those two are enough, but note also:
* "because of ____ing", where ____ing is a verb participle, is unidiomatic, so B and E are gone.
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