初中英语语法过去完成时过去完成时表示在过去某一时间或动作之前已经完成的动作或存在的状态。过去完成时是一种相对状态，情调动作发生的时间是“过去的过去”。1.过去完成时谓语动词的结构形式过去完成时谓语动词的结构形式为：助动词had+过去分词。had在句中没有人称和数的变化。如：My father had left before I came here.My parents had begun to work by the time I got up.2.过去完成时的用法（1）表示在过去某时刻或在过去另一动作之前所完成的动作，即“过去的过去”。如：She had learned English before she came to English.I asked him if he had ever seen a whale blowing.注意：与过去完成时连用的时间状语有：by the end of last week到上周为止，since he left自他离开以来，by that time到那时为止，before that year那年
