一般过去时、现在完成时与过去完成时(同名21)课件.ppt

1、Review过去完成时过去完成时主语主语had nothadnt+p.p.+其它其它.Had+主语主语p.p.+其它其它?主语主语had+p.p.+其它其它.强调过去某一个动作强调过去某一个动作发生在另一个动作前发生在另一个动作前常常用过去完成时态。常常用过去完成时态。过去完成时的结构过去完成时的结构过去完成时的用法过去完成时的用法过去完成时的否定形式过去完成时的否定形式过去完成时的疑问形式过去完成时的疑问形式1.一般过去时一般过去时表示在表示在过去过去某时发生的动作某时发生的动作或存在的状态。或存在的状态。例：例：We started to learn English 5 years ago

2、.我们五年前开始学英语。我们五年前开始学英语。一般过去时、现在完成时一般过去时、现在完成时与过去完成时与过去完成时5 years ago now2.现在完成时现在完成时表示的动作发生在过去，但侧表示的动作发生在过去，但侧重对现在产生的结果或造成的影响，与现在重对现在产生的结果或造成的影响，与现在有关。其结构为：有关。其结构为：“助动词助动词 have（has）+过过去分词去分词”。例：例：We have learned English for 5 years.我们已经学了五年的英语了。我们已经学了五年的英语了。5 years ago have learnednow3.过去完成时过去完成时表示在

3、过去某个时间或动表示在过去某个时间或动作之前已经发生或完成了的动作或存在的作之前已经发生或完成了的动作或存在的状态，即状态，即 “过去的过去过去的过去（past-in-the-past）”。例：例：We had learned English 4 year by last year.到去年为止，我们已经学英语四年了。到去年为止，我们已经学英语四年了。past in the pastpast now过去完成时过去完成时的的判断依据判断依据:由由“过去的过去过去的过去”来判定。来判定。过去完成时过去完成时表示表示“过去的过去过去的过去”，先先发生的发生的动作用动作用过去完成时过去完成时，后后发生的

4、动作用发生的动作用一般过一般过去时去时。例：例：When I got to the station,the train had already left.当我到车站时，火车已经离开了。当我到车站时，火车已经离开了。After he had finished his homework,he went to bed.完成作业后他就去睡觉了。完成作业后他就去睡觉了。first firstBy the time When过去的过过去的过去去过去过去he ran outsidethe policeman got to the shopTom ran away By the time the police

5、man got to the shop,Tom had run away.过去的过去过去的过去过去过去Mary woke up the concert was over By the time Mary woke up,the concert had been over.过去的过去过去的过去过去过去1.We _(learn)2000 English words since we came to this school.The teacher said we _(learn)2000 English words since then.We _(learn)500 words last term.

6、We _(learn)2000 words by the end of last term.have learnedhave learnedlearnedhad learned2.He _(have)a meeting next week.He _(have)a meeting two weeks ago.He told me he _(have)a meeting two weeks before.3._ you _(be)to the Great Wall?The teacher asked if you _(be)to the Great Wall?hadhad hadHave been

7、had beenwill have1.I happened _ him in the park yesterday.A.meet B.meeting C.met D.to meet 2.Have you ever invited a friend _ your school?A.for B.with C.to D.at 一、单项选择一、单项选择DC3.What did you do _ April Fools Day?A.on B.at C.in D.with 4.-The advertisement says there will be a great celebration this Sunday.-Forget it,its a _.A.fool B.hoax C.pleasure D.riskAB5.Johnny announced that he would never _ before finding a satisfying job.A.marry B.married C.get married D.get marry 6.-Why was Miss Lee angry this morning?-Because Tom didnt _ his homework.A.hand out B.hand in C.give away D.give out CB