— If there are trees, the air will be cleaner.— I agree. Then there will be less pollutio

发布时间：2020-08-21 22:05:32

— If there are      trees, the air will be cleaner.
— I agree. Then there will be less pollution.
A. much
B. less
C. fewer
D. more

网友回答

A. much
B. less
C. fewer
(答案→)D. more
解析：此题重点考查四个单词的含义，根据语境可知要选择比较级，故用more表示有更多的树，空气就会越清新。污染就会越少。
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