GWD 03Q01

牛肉面三碗

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.

1. an especially serious pollutant because it diminishes the respiratory system’s ability to deal
   
   
2. an especially serious pollutant because of diminishing the respiratory system’s capability of dealing
   
3. an especially serious pollutant because it diminishes the capability ofthe respiratory system in dealing
   
4. a specially serious pollutant because it diminishes the capability ofthe respiratory system to deal
   
5. a specially serious pollutant because of diminishing the respiratory system’s ability to deal
   

Answer:A
请大侠解答为何BCD不对呢？
谢谢啦

0815030128

不是大侠，谈谈我的理解
首先，specially 和especially 的区别，虽然都是副词，但是specially表示特殊，而especially表示尤其，是一种程度。在这里指 S是一种尤其严重的污染物
排除D.E
C的错误在于应该是capability of doing的搭配，而这里的搭配是 capability in doing， C中capability 后的 of 修饰的是 respiratory system，是误导选项
剩下AB，我个人认为 A中because句型比B because of 更简洁，读起来顺
今天正好做到这道题，欢迎NN指正