中考网整理了关于2021年中考英语复习之过去完成时句型结构，希望对同学们有所帮助，仅供参考。

　　过去完成时

　　过去完成时用来表达某事发生在另一个时间点之前。它经常被用来提供上下文或解释。

　　这种时态常与下列时间短语连用:

　　... before

　　already

　　once, twice, three times,等等

　　... by the time

　　基本结构

　　肯定的

　　Subject + had + past participle + object(s) + time Expression

　　主语+ had +过去分词+宾语(s) +时间

　　She had already eaten by the time the children came home.

　　否定的

　　Subject + had not (hadn't) + past participle + object(s) + time Expression

　　主语+ had not (hadn't) +过去分词+宾语(s) +时间

　　They hadn't finished their homework before the teacher asked them to hand it in.

　　问答

　　(Question Word) + had + subject + past participle + object(s) + time Expression

　　(疑问词)+ had +主语+过去分词+宾语(s) +时间

　　Where had you gone before the class began?

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