Unit 3 Grammar ppt课件-(2022新)人教版高中英语选择性必修第二册.pptx

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1、a Japanese detective cartoon seriesfirst published in 1994As we all know, they are the same person.Kudo gets poisoned by these two men and shrinks into his 7-year-old, because he saw their crimes.That is to say, before he got poisoned by these two men and shrank into his 7-year-old, he had been a hi

2、gh school students. In order to find out the mysterious underground crime organization, Conan moves into Rans home. In fact, Conan knows detective Mouri.That is to say, before he moved into Rans home, he had known detective Mouri. Conan always drugs detective Mouri and imitates his voice to tell the

3、 truth. When detective Mouri wakes up, the cases have been uncovered. That is to say, when detective Mouri woke up, all the cases had been uncovered. the Past perfect tense 过去完成时 定义 基本结构 基本用法 常用固定句型过去完成时过去完成时主要用来表示在过去某一时间之前就已经发生或者完主要用来表示在过去某一时间之前就已经发生或者完成了的动作,即成了的动作,即“过去的过去过去的过去”,通常有一般过去时作为参照。,通常有一般

4、过去时作为参照。presentpast arrive at the station (7:10)the train leave(7:00)When I arrived at the station, the train had already left. 当我到达车站的时候,火车已经离开了。当我到达车站的时候,火车已经离开了。肯定式为_;否定式为_; 被动式为_。 She said she _ to Paris. I didnt know the way to Johns house because I _ there before. The work _ by us before last

5、Friday.had donehad not donehad been donehad beenhadnt beenhad been finished1. 1. 表示表示“从过去的某一时刻开始从过去的某一时刻开始,一直延续到过去另一时间的动一直延续到过去另一时间的动作或状态作或状态”。当公共汽车最终到来时,她们已经在车站等了20分钟。They had waited at the bus stop for 20 minutes when a bus finally came. They had led a peaceful life before they moved to the seasid

6、e. 他们搬到海边前,一直过着平静的生活。2. 2. 表示表示“在过去某一时刻或动作之前已经完成了的动作或状在过去某一时刻或动作之前已经完成了的动作或状态态”,”,即即“过去的过去过去的过去”,”,可以用可以用by,beforeby,before等介词等介词( (短语短语) )或一个或一个时间状语从句来表示时间状语从句来表示。By the time the policeman arrived, the thief had run away.By the time the father returned home from abroad, Tom had grown up.到父亲从国外回来的时候

7、,到父亲从国外回来的时候,Tom 已经长大了。已经长大了。到上个星期为止,我们已经学习了到上个星期为止,我们已经学习了7个单元了。个单元了。By last week, we had learnt seven units.3. 3. 先叙述过去发生的事情先叙述过去发生的事情, ,在此之后追述或补述以前发生的动在此之后追述或补述以前发生的动作时作时, ,常使用过去完成时。常使用过去完成时。史密斯先生昨天去世了。他以前是我的好友。史密斯先生昨天去世了。他以前是我的好友。Mr Smith died yesterday. He had been a good friend of mine.4. 4. 过

8、去完成时还常常用在过去完成时还常常用在told,said,knew,heard,thoughttold,said,knew,heard,thought等动等动词后的宾语从句词后的宾语从句( (或间接引语或间接引语) )中中, ,这时从句中的动作发生在主句这时从句中的动作发生在主句表示的过去的动作之前。表示的过去的动作之前。He said he had stayed at home for 3 days. 他说他在家里已经呆了三天了。5. 5. 动词动词think,want,hope,mean,plan,intendthink,want,hope,mean,plan,intend等用过去完成时等

9、用过去完成时来表示来表示“过去未曾实现的想法、希望、打算或意图过去未曾实现的想法、希望、打算或意图”等。等。She had intended to get up early. 她本打算早点起床的。他本希望能取得较大进步的。He had hoped to make greater progress. (1) It/That was+ the first/ second+ time+ that从句,从句谓语常从句,从句谓语常用过去完成时。用过去完成时。那是我第一次参观长城。It was the first time that I had visited the Great Wall.It was

10、the first time that we (7)_(see) a film together.It was the most interesting movie that we (8)_(watch).had seenhad watched(2) 在句型在句型Hardly/Scarcelywhen和和 No soonerthan中,主句常用过去完成时中,主句常用过去完成时,从句用一般过去时,表示从句用一般过去时,表示“一一就就”。他刚进入他的办公室,电话铃就响了。 Hardly had he got into his office when the telephone rang. 他刚到就

11、被要求离开。No sooner had he arrived than he was asked to leave. Hardly (9) _ we _(get) out of the cinema when we met some friends. had got(get out of the cinema)(meet friends)presentpast 这条被污染了的河流已被清理干净。 This polluted river has been cleaned. 他说这条被污染了的河流在他到来之前就已经被清理干净。 He said this polluted river had been

12、 cleaned prior to his arrival. 到那时为止那时为止我已经学会了 1000 个英语单词。I had learned 1000 English words by then.到目前为止目前为止我已经学会了 1500个英语单词。I have learned 1500 English words so far.过去完成时的被动语态过去完成时的被动语态意义:意义:过去完成时的被动语态表示表示在过去某一时间或事件之前 完成的被动的动作(过去的过去)。基本结构:基本结构:had + been +过去分词典例分析典例分析肯定句:肯定句:主语+ had + been +过去分词例:T

13、he classroom had been cleaned before the teacher came.否定句:否定句:主语+ had + not + been +过去分词例:The classroom had not been cleaned before the teacher came.过去完成时的被动语态的构成:典例分析典例分析先发生的动作用过去完成时,后发生的动作用一般过去时。例:By the time the tornado ended, more people had been killed.我到达电影院之前电影已经开始了。理解“过去的过去的被动” :firstsecond典

14、例分析典例分析1.表示过去某一时间以前已经完成的被动动作,常与by,before等引导的时间状语连用。例:By the time he got to the school, the first period had been finished.How many buildings had been destroyed before the hurricane ended?过去完成时的被动语态常用于以下情况:典例分析典例分析2. 在told,said, knew, heard, thought等动词后的宾语从句中, 若表示过去某一被动的动作时。例:They said the production

15、 costs had been reduced.The boy knew that his homework had not been handed in.过去完成时的被动语态常用于以下情况:1. After the assignment _(do), he went on to surf the Internet.2. The media reported that more than 1000 people _ (kill) in the earthquake.3. Had the new plan_(discuss) before the manager came in? 4. We hurried to the station only to be told that the train _(delay). 语法填空。语法填空。考点追击考点追击had been donehad been killedhad been delayedhad been discussed

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