having been done_第4页

having been done和done的区别

having been done是完成被动式、完成式、被动式、被动语态完成式、现在分词完成时的被动，强调时间先后；done可作形容词和动词，含义为完毕、结束、做、行动等，不强调时间先后。having been done是完成被动式、完成式、被动式、被...
三分钟轻松了解英语中的having done

+ have been donehaving been done小结：having been done表被动且非谓语动词...
having been done是什么时态

have been done都表示的是现在完成时，having been done是动词ing的完成形式，在句子中作状语，起到补充说明的作用。这里要注意的是，having所接的动词发生的时间在主句中谓语动词发生的时间...
having been done和done的区别

having been done是完成被动式、完成式、被动式、被动语态完成式、现在分词完成时的被动，强调时间先后；done可作形容词和动词，含义为完毕、结束、做、行动等，不强调时间先后。having been ...
having been done和done的区别

1.done是过去分词，having been done是现在分词完成时的被动语态。两个都可以表示“完成＋被动。但作状语时，having been done表示该动作发生在主句动作之前；而done则不强调这层含义；2.done可...

having been done