Sulfur dioxide is an especially serious pollutant because it diminished the respiratory system's ability to deal with allother polutant.
A an especially serious pollutant because it diminished the respiratory system's ability to deal with allother polutant.
B a specially serious pollutant because it diminishes the capability of the respiratory system to deal
what is the difference between capitlity and ability ;especially and speically?Thanks!!!
MM,这里有LONGMAN的电子词典可以下载。并且置顶帖里有知识点你可以看看。
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