如何判断定语从句?有例句The change separated populations of insects now living along opposite shore,completely cutting off gene flow between them.求大神分析这句话里哪些是句子主干,哪些是定语从句?后面为什么要用cutting off 而不是 cut off?
问题描述：
如何判断定语从句?有例句
The change separated populations of insects now living along opposite shore,completely cutting off gene flow between them.
求大神分析这句话里哪些是句子主干,哪些是定语从句?后面为什么要用cutting off 而不是 cut off?
答
主语：the change
谓语动词：separate
宾语：populations of insects
主干：The change separated populations of insects
定语从句：living along opposite shore
状语：completely cutting off gene flow between them (此处用法是现在分词做状语,动词cut不可做状语)