having done 、done、 being done、 having being done 的区别与详细用法

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having done 、done、 being done、 having being done 的区别与详细用法

having done 、done、 being done、 having being done 的区别与详细用法
having done 、done、 being done、 having being done 的区别与详细用法

having done 、done、 being done、 having being done 的区别与详细用法
1.being done:被动语态,意思是:正在被做(被完成)
2.done:是过去分词,表示“完成+被动”
3.being done:表示与所修饰名词或主语为被动关系,而且动作真在进行,在句中可以作定语和状语.如:The building being built will be our classroom.
4.having been done:现在完成时,意思是:已经被完成.只能在句中作状语,表示动作发生在谓语动词动作之前,而且与主语为被动关系.
(好就请采纳.)