精选优质文档-倾情为你奉上过去完成时讲义一、过去完成时的概念过去完成时表示在过去某一时间或动作之前已经发生或完成了的动作，即“过去的过去”。二、过去完成时的构成 过去完成时由“助动词 had + 过去分词”构成，其中 had 通用于各种人称。 eg.1 When I got to school, the bell had rung. eg.2 By the time I got home ,my little brother had gone to bed. eg.3 By the time I got outside, the bus had already left.三、过去完成时的用法用法1：过去完成时动词表示过去某一时间或某一动作之前完成的动作或状态。强调过去某一动作发生在另一动作之前时。1.他说他以前见过你。He said that he _ (see) you before.2.我出去的时候,公共汽车已经开走了。By the time I got
