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
我做这道题目的时候选择了C,但是我看答案上面选择A。不明白。我的判断如下。 1。根据because 优于because of,排除BE。 2。根据无生命的名词不能用's,排除A。 3。especially在这里优于specially,排除D。 选择C。
请NN赐教。
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