基本结构:主语+had+过去分词 ①肯定句:主语+had+过去分词. ②否定句:主语+had+not+过去分词. ③一般疑问句:Had+主语+过去分词? 肯定回答:Yes,主语+had. 否定回答: No,主 语+had not . ④特...
表示在过去某一时刻或某一动作之前已经完成了的动作(即所谓的过去的过去)或表示从过去某一时刻开始一直延续到另一过去时刻的动作或状态。如: When we arrived he had already left. 我们到...
过去完成时 1.概念:以过去某个时间为标准,在此以前发生的动作或行为,或在过去某动作之前完成的行为,即过去的过去。 2. 时间状语:before, by the end of last year(term, month),etc。...
表示未曾实现的希望或打算,主要用于 hope, want, expect, think, suppose, plan, mean, intend 等动词。如: I had meant to come, but something happened. 我本想来,但有事就没有来。 We had thought to return earl...
根据上、下文来判定。 I met Wang Tao in the street yesterday. We hadnt seen each other since he went to Beijing....
过去完成式的形式如下: had + past participle 过去完成式是不能单独用的。我们用的时候,必须有另一个事件。也就是说,假如我们有两件事 A 和 B,两件事都发生在过去,但 A 发生在 B...
初中英语语法过去完成时练习题 1. 单项选择 1.He asked me _____ during the summer holidays. A. where I had been B. where I had gone C. where had I been D. where had I gone 2. What ____ Jane ____ by the time he was sever? A. d...
1. 过去完成时表示一个动作或状态在过去某一时间或动作之前已经完成或结束,即发生在过去的过去。如: When I woke up, it had stopped raining. 我醒来时,雨已经停了。(主句的动作发生在过...
过去完成时的被动语态常用于以下情况: (1)表示过去某一时间以前已经完成的动作,常与by, before等引导的时间状语连用。 By the time he got to the school, the first period had been finished. The clas...
过去完成时的结构:助动词had+动词的过去分词.其否定形式为had+not+动词的过去分词。(had+not=hadnt)。 例如:I had finished my homework when my parents came back.当我父母到家的时候我已经完成了家庭作...