could might

来源：学生作业帮编辑：搜搜考试网作业帮分类：英语作业时间：2024/06/17 12:48:47

could might
could have done
might have done
在表示本有可能做某事时候有什么区别

情态动词加过去完成时常常表示主观感情上的后悔之义,主要区别在于后悔的那种情绪哪个更严重.当然could have done表达更后悔.

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