很多同学想要了解关于“had后面的动词用什么形式”的知识解答,本文整理了关于“had后面的动词用什么形式”的相关内容,以下为具体信息:
解答:
过去分词。had done用于过去完成时,过去完成时即“过去的过去”,过去已经发生过的事。例句:By the end of last term,we had learned 5000 new words.到上学期末,我们已经学了5000个新词。
had后面用动词过去分词形式,即had done。
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照。
例句:I had finished my homework before my father came back.
在我父亲回来之前,我已经完成了家庭作业。
They had never seen so many of the locusts before.
(他们以前从未见过如此多的蝗虫)
I had reached the station before six o'clock.
(六点之前我已到达车站。)
Fortunately, the population had left the village before the volcano erupted.
(幸运的是,火山喷发前人们已离开了村庄。)
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