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1、Past perfect tense,1,简易辅导,had + 动词的过去分词 (p.p.),定义：,过去完成时：,表示在过去的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。,1.在老师进入教室前, 李磊擦了黑 板.,LiLei _ (clean) the blackboard by the time the teacher came into the classroom.,had cleaned,2. 当我们到那儿时火车已经离开了。,The train _ (leave) when we arrived there.,had left,构成：,2,简易辅导,“过去的过去（ pas
2、t-in-the-past ）”。,past in the past,past,now,3,简易辅导,过去完成时的判断依据:,由“过去的过去”来判定。,过去完成时表示“过去的过去”，先发生的动作用过去完成时，后发生的动作用一般过去时。,When I got to the station, the train had already left.,After he had finished his homework, he went to bed.,first,first,4,简易辅导,过去完成时的否定形式：过去完成时的疑问形式：,主语had nothadnt+ p.p.+其它.,Had+主语p.
3、p.+其它?,5,简易辅导,按要求改写下列句子Simon had finished his homework before he watched TV. 否定句：疑问句：肯定回答：否定回答：,Simon hadnt finished his homework before he watched TV.,Had Simon finished his homework before he watched TV?,Yes, he had.,No, he hadnt.,6,简易辅导,用法,7,简易辅导,与什么时间状语连用？,8,简易辅导,与过去完成时连用的时间状语有： （ 1 ） by + 过去的时间
4、点。如： I had finished reading the novel by nine oclock last night. （ 2 ） by the end of + 过去的时间点。如： We had learned over two thousand English words by the end of last term. （ 3 ） before + 过去的时间点。如： They had planted six hundred trees before last Wednesday.,9,简易辅导,宾从中的用法,10,简易辅导,宾语从句中 当宾语从句的主句为一般过去时，且从句的动
5、作先于主句的动作时，从句要用过去完成时。 1. 在told, said, knew, heard, thought等动词后的宾语从句。如： She said that she had seen the film before.,11,简易辅导,2. 表示意向的动词，如hope, wish, expect, think, intend, mean, suppose等，用过去完成时表示“原本” We had hoped that you would come, but you didnt.,12,简易辅导,固定句式,13,简易辅导,It was the first time + that等一些固定句型中。 It was the first time that he had ever spoken to me in such a tune.,14,简易辅导,2. hardly.when., no sooner.than., He had no sooner left the room than they began to talk about him.,15,简易辅导,