who spoil the beauty of nature by creating and leaving behind trash.为什么是creating leaving 什么语法

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who spoil the beauty of nature by creating and leaving behind trash.为什么是creating leaving 什么语法

who spoil the beauty of nature by creating and leaving behind trash.为什么是creating leaving 什么语法
who spoil the beauty of nature by creating and leaving behind trash.
为什么是creating leaving 什么语法

who spoil the beauty of nature by creating and leaving behind trash.为什么是creating leaving 什么语法
by 是介词,后面的动词要用动名词形式,与creating形式并列,by creating and leaving behind trash在句子中做方式状语

看到前面有by
介宾短语,在介词后面应该加上动名词的形式
希望帮助到你~

介宾短语做方式状语
by是介词 介词后面只能跟名词或者相当于名词的成分(动名词)

介词By后面接动词ing形式
by+doing sth 通过……的方式