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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? (责任编辑：admin) |