英语中考语法复习 现在完成时态课件.pdf
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1、一家三口在吃晚饭,吃了没几口,突然 来了一个好朋友,于是尴尬的场景出现了:这个好朋友满怀歉意地说:不好意思,打扰你们用餐了这个时候,如果你是主人,你该怎 么办?(备注:这个朋友已经吃过饭了,是吃饱了撑着类型的饭后串 门子)这个场景告诉我们,提前告知一下是多么重要啊大家不要出声 让他一个人尴尬主人说:我们刚好吃完了!(潜台词:你来的正是时候)4时 3时 5时 11时大约5时等客人走了再吃现在完成时presenlperfect tense)present(now)futureHe has already finished his dinner!He has been here for two ho
2、urs.(1.他吃饭的动作已经结束。2.对现在的影响:他不饿)L他“在这里”的动作从过去开始持续到现在。2.并且这个动作有可能还会继续持续下去1 现力究.阀时的懒念猊点竞附时的相戚_ _ _ _)说3竟我时的时间校语救曹但劭祠易对同段的关系1/-Xhave been g have gone 用 就与一般基石用的用裱比阕 通过痴祀忆举例解释pastYesterday,we cleaned the classroom.nowNow,the classroom is clean because we have cleaned it.疆调过去发生的 动作对现在产生的 结果或影 响 1.My fathe
3、r bought many books for me yesterday.Now,I have a lot to read becausemy father has bought many books for me.2.I saw this film last week.Now,I know this film becausei have seen it before 3.I did my homework yesterday.Now,I can give it to the teacher becausei have done it.past nowI began to teach Engl
4、ish at this school five years ago.用法2:I have taught English at this school for five years.过去发生的动作一宜延续到现在,还有可能继续持续下去1.1 am a doctor.I began to work when I was 22.Now,I am 26.1 have worked for four years.2.We went to the USA last Monday.Today is Monday.We have stayed(stay)in the USA since last Monday.
5、O规则动词过去分词的构成和过去式一样,不规则 动词的过去分词见课本(八下或九年级课本最后 一页)。记忆不规则动词的过去式和过去分词,可以分为 以下几类来记:A A A型原秘、过去式和过去台词同秘;hit hit hitput put putlet let letread read readcost cost cost A B B 型,逑去式和逑去合祠同形二buy find feel havebought bought found foundfelt felthad hadA B C型.原彬、过去式和过去合祠各异、do go:fly,writedid went flew wrotedonegon
6、e flown writtenA B A 型原形与过去分词同形少 come becomecamebecamecomebecome AAB型、原形与过去式同形beat beatbeaten 尸陈述句主+has/have+过去 分词+.现在完成时一叁Ha has worked for 9 hours 他 已经工作九小时了句 问 疑|Has/have+主+过去分|词+?句 定 否Has he worked for 9 hours?他已经工作九个小时 7 nEL,主+has/have not+过去 分词+He has not worked for 9 hours他还没有工作九个小时和现在完成时连用的时
7、间状语MeaningExampleyet还(未)1 have not finished my homework yet.ever曾经Have you ever watched this film?never从不,从没1 have never read this story.already已经1 have already done my homework.recently最近We have not seen Nancy recently.just刚刚He has just seen Nancy.for+时间段时间She learned English for nine years.since+时
8、间点自从1 have not eaten anything since 9 a.m.in the past.在过去的He has changed a lot in the past three years.选我选我选我A:Has your brother watch?(buy)boughta newB:Not yet.选我选我选我yeteverA:Have you ever park?(be)beento theB:Yes,I have.yet ever neverI have that.(hear)never heard of anything likeTom has workedin th
9、e factory since hleft school ten years ago.:work)Cqevernever sinceforA:How long have y0U taught jn this school?(teach)B:For 6 years.Qyet ever never sincefor justI have just mended the desk,you can take it to your classroom.(mend)yetever never sincefor just beforeHave you visited the Forbidden City(紫
10、禁城)before?(visit)yet ever never sincefor just before alreadyHe has already found a job.(find)yet ever never sincefor just before already so farWe have only discussed the first five questions so far.(discuss)They have planted over 20,000 fruittrees up to now,(plant)yetever never sincefor just before
11、already so farup to now in the past 10 yearsGreat changes have taken place jnBeijing in the past 10 vears.(take place)yet ever never sincefor just before already so far up to now in the past 10 years in his lifeHehas donea lot of good thingsin his life(do)Cqevernever sincefor justbefore already so f
12、arup to nowin the past 10 yearsin his lifelatelyI havent seen her lately.(not see)Cqevernever sincefor justbefore already so farup to nowin the past 10 yearsin his lifelately recentlyI havent heard from him recently.(not hear from)evernever sincefor justbefore already so farup to nowin the past 10 y
13、earsin his lifelately recentlyever since thenJHe lived in this city ever since then,(live)比较延续性动词与瞬间性动词延续性动词:表示延续一段时间的动作或状态。如:be,drink,fly,eat,keep,lie,live,rain等。瞬间性动词:表示不能延续的动作,即动作发生后立即结束,如begin,arrive,die,borrow,buy,break,close,come,fall,finis h,go,leave,lend,mary,reach,receive,open,o制词性的动词是不能持续的
14、所以不能和表示一段时间的状语连用。看过的人都陷入了沉思在意现在完成时的第二个用法:表示一个从过去开始,一直持续 到现在的动作或状态。通常和for或since引导的时间状 语连用。注意:动词延续性比较since和forsince用来说明动作起始时间一“自从”for用来说明动作延续时间长度一“长达”for 和 sincefor后面跟一段时间,since后面跟的是时间点,这 个时间点可能是单词、短语或一般过去时的句子。带有for或since短语的句子,谓语动词都要用延 续性动词。He has been here for three days.He has been here since yester
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