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hAD BEEn DonE

was done 是过去式的被动语态。主要陈述事实。 The housework was done by Jim. had been done 是过去完成时态的被动语态,主要表达某个过去事实之前发生的事情。Jim's mother was going to do the housework,while it had been done by Jim.

had been done 表示过去的过去,是过去完成的被动态时。(当你想说发生在过去的两件事时,就要分清谁先谁后。先发生的用过去完成时,后发生的要用过去时)。 如:The rooms had been cleaned when I came. 我来的时候,房间已经被打扫了。 have/...

had been done过去某个时间之前已经被做、被完成 had been doing过去某个时间之前已经在做或者继续在做 had be done是错的。时态和语态多不对。 had being done也是错误的。时态和语态都不对。 had纯粹的过去动作。

have\has done 叫现在完成时。表示动作发生在过去,对现在有一定的影响。通常与时间段连用。 如:I have finished my homework. / It has rained for three days. had done 是过去完成时。表示动作发生在过去的过去。通常句中有过去时间状语作参...

had been done 过去完成时 过去某个时间之前就已经完成 例如,All of my execises have been done when you asked me yesterday. 昨天你问我的时候,我的作业已经做完了。 have been done现在完成时 到现在为止已经完成 例如,All of my execise...

has been done 与had been done要怎么用啊? has been done 是现在完成时的被动语态。 had been done是过去完成时的被动语态。过去完成时的概念是【相对过去的某个时间更早的】【过去】 如: The work has been done.这项工作做完了/完成了。 Th...

do=做什么 have done=曾经做过什么 did=已经做了什么 be=是什么,在哪里 have been=曾经在哪里 曾经是怎样 be的过去式太多了

已经完成 The work has been finished.

have done现在完成时的主动形式 have been done现在完成时的被动形式

这个其实是have,和 has 的区别啊: has 1) 用于第三人称 如:She has a very beautiful garden.2) 用于单数形式 have:1) 用于第一二人称 2)用于复数 如:They have so much money . 附: Have/Has been done 与Have/Has done 的区别: 前者是被...

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