题库 / GmatLaCourse-SC-50
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
a specially serious pollutant because it diminishes the respiratory system's ability to deal
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题目分析：
especially的意思是“特别的”，specially的意思是“特殊的”。在本题的意思上，显然应该用especially，答案为(A)。
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