had been done是什么时态

问题描述

精选答案

had been done”表示过去的过去，是过去完成的被动态时。

如：The rooms had been cleaned when I came. 我来的时候，房间已经被打扫了。have/has been done是现在完成时的被动语态。表示某事被做。过去将来完成进行时：(would have been doing)表示动作从过去某一时间开始一直延续到过去将来某一时间，期间一直有规律在进行、不曾间断，并且有可能继续延续下去

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had been done是过去完成时的被动语态。过去完成时指的是动作发生在过去的过去。

例如，他告诉老师他的试卷早早地被做完了，然后交上试卷去操场上打篮球了。

For example, he told the teacher that his test paper had been finished early, and then handed it in and went to play basketball on the playground.

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过去完成时的被动语态