时间状语从句与现在完成时课件.ppt

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1、Module 3 MusicGrammar,1.Master the use of adverbial clause of time and the past perfect tense.2.Learn some important language points.,Teaching aims,Learn some detailed knowledge about grammar.,Leading-in,一、时间状语从句时间状语从句常由after,when,whenever,once,since,as soon as,by the time,before,till,until,while,as

2、等引导。,when引导的从句的谓语动词可以是延续性的动词,又可以是瞬时动词。她进来时,我停止吃饭。I stopped eating when he came in.(瞬时动词)当我住在农村时,我常常为他挑水。When I lived in the countryside,I used to carry some water for him.(延续性的动词),1.when,while和as的区别:,【名师点津】when有时表示“就在那时”,这时为并列连词。be about to do.when./be doing.when.We were about to leave when he came

3、in.他进来的时候我们刚要离开。I was painting when he rushed in yesterday.昨天我正在画画时他闯了进来。,hardly/scarcelywhen.一就The baby had hardly cried when he saw his mother.这个孩子一看见妈妈就哭了。【归纳拓展】no soonerthan.;as soon as,immediately,directly,instantly,the moment,the minute,the instant都表示“一就”。,【易错提醒】在hardly/scarcelywhen和no soonert

4、han句型中when和than引导的从句不能放在主句之前。hardly/scarcely 及no sooner如置于句首,句子要倒装。I had hardly opened the door when he rushed out.=Hardly had I opened the door when he rushed out.我一打开门,他就冲出去了。,=No sooner had I open the door than he rushed out.,while引导 的从句的谓语动作必须是延续性的,并强调主句和从句的动作同时发生(或者相对应)。While my wife was readin

5、g the newspaper,I was watching TV.妻子读报时,我正在看电视。,(was reading是延续性的动作,was reading和was watching同时发生)【点津】while有时还可以表示对比,此时为并列连词。I like playing football while you like playing basketball.我喜欢踢足球,而你喜欢打篮球。(对比),as表示“一边一边”,as引导的动作是延续性的动作,一般用于主句和从句动作同时发生的情形。We always sing as we walk.我们总是边走边唱。,2.before 在之前乘客们应该

6、在飞机起飞前的一小时到达机场。The passengers should arrive at the airport an hour before the flight departs.【即学即练】他在我可以阻止他之前跑了。He ran off _.不久之后我就把它全忘了。_ I forgot it all.,before I stopped him,It was not long before,3.since自从,通常主句用现在完成时。It is/has been+一段时间+since 自从以来多长时间了。在我大学毕业后我就再没去过那儿。I have never been there aga

7、in since I graduated from the university.自从这个船长成为领航员之后,他几乎游遍了世界各地。The captain has traveled almost everywhere in the world since he became a pilot.,4.every time,each time,next time,the first time,any time,all the time等名词短语用来引导时间状语从句,表示“每当,每次;下次”等。Bob,can you explain inflation?Sure.Every time my dad p

8、ays the bills,he blows up.Thats inflation.鲍勃,你能解释一下通货膨胀吗?当然可以。每一次我爸爸付账时,他就勃然大怒。那就是通货膨胀。,1.(2015天津高考)We need to get to the root of the problem_ we can solve it.我们需要找出问题的根源才能解决问题。,【高考链接】,before,2.(2013陕西高考)I have heard a lot of good things about you _ I came back from abroad.自从我从国外回来,我听说了很多关于你的好消息。,si

9、nce,二、过去完成时1.表示过去某一时间以前已经发生或完成的动作,它表示动作发生的时间为“过去的过去”。After they had become famous in Britain,they came to the United States.他们在英国出名之后,又来到了美国。By the end of last month we had learned 2,000 English words.到上个月底为止,我们已经学了2 000个英语单词。,2.think,hope,intend,mean,expect,want,plan等动词的过去完成时表示过去的愿望、打算、计划等没有实现。常译为“

10、原以为/希望”等。表达的是一种虚拟语气。I had hoped to visit him,but I was too busy.我本来希望去看他,但我太忙了。,1.(2015天津高考)I wish I _(be)at my sisters wedding last Tuesday,but I was on a business trip in New York then.,【高考链接】,had been,【解题关键】wish后面跟从句时,从句谓语动词要用虚拟语气。与过去的事实相反,从句谓语动词要用过去完成时。,2.(2014浙江高考)Sofia looked around at all the

11、 faces;she had the impression that she _(see)most of the guests before.,had seen,【解题关键】根据谓语动词looked,had和时间状语before,可知是过去的事情,而“以前见过”应该发生在这些动作之前,即“过去的过去”,故用过去完成时。,1.record(1)v.记录;录音Before they recorded Let It Be,the Beatles had recorded eleven other albums.在他们录下Let It Be之前,甲壳虫乐队已录了另外的11张专辑。Listen to t

12、he teacher attentively in class and record what is important.上课时,专心听老师讲课,并把重要的内容记录下来。,Language points,(2)n.C 记录,记载,唱片keep a record of 把记录下来make a record 录制唱片keep/hold a record 保持记录set a record 创记录break a record 打破记录equal a record 平记录【巧学助记】A record player is playing a record of the Beatles which was

13、recorded in the UK.一个电唱机正在播放一个在英国录制的甲壳虫乐队的唱片。,2.similar to 与相似Read the notes about the composer Tan Dun and makesentences similar to those in activity 2.阅读关于作曲家谭盾的资料并造句,使其与活动2中句子相似。,【归纳】similar adj.相似的,类似的similarly adv.相似地,类似地similarity n.相似性Your opinions on this matter are similar to mine.在这件事上,你我的

14、观点很相似。We are similar in character.我们在性格上很相似。,Class exercises,1.I had hardly got to the office _ my wife phoned me to go back home at once.,when,2.The Anti-Japanese War lasted eight years _ the Chinese won in the end.,before,3.His newest record,digitally _(record)in the studio,sounded fantastic.4.Som

15、e people like wearing fashionable clothes;_(similar)some birds like bright feathers.,recorded,similarly,3.The manager is said to have arrived back from Paris where he _(meet)some European business partners.,4The hotel wasnt particularly good,but I _(stay)in many worse hotels.,had met,had stayed,Finish off the exercises on Page 27.,Do as you would be done by.己所不欲,勿施于人。,

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