高中英语时态讲解(共50张PPT).ppt
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1、Tense&voice体(form)时(time)一般时indefinite进行时continuous完成时perfect完成进行时perfectcontinuous现在present一般现在时studystudies现在进行时amisstudyingare现在完成时havestudiedhas现在完成进行时havebeenstudyinghas过去past一般过去时studied过去进行时was studying were过去完成时hadstudied过去完成进行时had been studying将来Future一般将来时shall studywill将来进行时shall be study
2、ingwill将来完成时shall have studiedwill将来完成进行时shall have been studyingwill过去将来Future in the past过去将来时should studywould过去将来进行时should be studyingwould过去将来完成时should have studiedwould过去将来完成进行时should have been studyingwould时态的种类英语动词有16种时态,现以study为例,列表如下:过去现在将来时态高考题巩固 题1巩固 题2主动被动语态一般现在时现在进行时现在完成时现在I learned th
3、at the earth around the sun when I was in primary school.If he accepts the job,he will get more money soon.考点二:在时间和条件状语从句中,代替一般将来时;常用的引导词有:时间:when,until,after,before,as soon as,once,the moment/the minute;Eg:When Bill comes(不是will come),ask him to wait for me.条件:if,unless,provided.一般现在时goes考点一:表示永恒的真
4、理,即使出现在过去的语境中,仍用一般现在时。1)The train _at six tomorrow morning.When does the bus start?It _in ten minutes.leavesstartsIf you will accept my invitation,my family will be pleased.注意:由if 引导的条件状语从句中可以用shall或will表“意愿”,但不表示时态。2)倒装句(由here,there开头的句子,动词用一般 现在时表示现在正在发生的动作)Here comes the bus.=The bus is coming.Th
5、ere goes the bell.=The bell is ringing.考点三:下列动词:come,go,arrive,leave,start,begin,return,open,close的一般现在时表将来。这主要用来表示在时间上已确定或安排好的事情。现在进行时The house is _these days.The little boy is always making trouble.考点一:与频率副词,如always,constantly,continually等连用表示说话人的某种感情色彩(赞叹、厌烦、埋怨等)。He is always thinking of his work
6、(赞许)他老是把东西乱扔。He is constantly leaving his things about.(不满)他老爱说大话。He is always boasting(厌烦)being built考点二:表示在最近按计划或安排要进行的动作,仅限于少量动词:go,come,leave,start,arrive,return,stay,do,have,see sb off Are you staying here till next week?工作进行的怎么样?工作进行的相当顺利。你进步很快。我们想在这里建一座水坝。风挺大有人找你接电话。How are you getting on wit
7、h your work?The work is going fairly smoothly.Youre making rapid progress.Were thinking of building a dam here.Its blowing hard.Someone is asking for you on the phone.注意:下面四类动词不宜用现在进行时。(A)表示心理状态、情感的动作:like,love,hate,care,remember,believe,want,mind,wish,agree,mean,need。(B)表存在的状态的动词:appear,exist,lie,r
8、emain,seem,belong to,depend on。(C)表示一时性动作的动词:allow,accept,permit,promise,admit,complete。(D)表示感官的动词:see,hear,notice,feel,smell,sound,taste,look。考点一:for+时间段;since+时间点They have lived in Beijing for five years.They have lived in Beijing since 1995.现在完成时考点二:常见的不确定的时间状语:lately;recently,just,already,yet,ev
9、er,never,up to now;till now;so far,these days,once,twice,three timesHas it stopped raining yet?考点三:在表示“最近几世纪/年/月以来”时间状语中,谓语动词用现在完成时。in/over/during the past few years/months/weeks/days;for the last few centuries,through centuries;throughout history 等考点四:用于现在完成时的句型It is the first time that I have visi
10、ted the city.It was the third time that the boy had been late.1)This/That/It is the first/second time.that结构中的从句部分,用现在完成时。这是我看过的最好的电影。This is the best film that Ive(ever)seen.2)This/That/It is the best(worst,most interesting,only)+名词 that”后面跟现在完成时。since的四种用法1)since+过去一个时间点(如具体的年、月、日期、钟点、1980,last mo
11、nth,half past six)。I have been here since 1989.2)since+一段时间+agoI have been here since five months ago.3)since+从句 Great changes have taken place since you left.4)It is+一段时间+since从句It is two years since I became a postgraduate student.have/has been 表示曾到过某地(现在回来了)have/has gone表示已经到某地去了(现在不在说话处)他去过北京。他到
12、北京去了。He has been to Beijing.He has gone to Beijing.典型例题(1)-Do you know our town at all?-No,this is the first time I _ here.A.wasB.have beenC.cameD.am coming (2)-Have you _ been to our town before?-No,its the first time I _ here.A.even,comeB.even,have comeC.ever,comeD.ever,have comeB.D注意:非延续性动词的否定形式可
13、以与表示延续时间的状语连用。即动作不发生的状态是可以持续的。(错)I have received his letter for a month.(对)I havent received his letter for almost a month典型例题1.You dont need to describe her.I _ her several times.A.had metB.have metC.metD.meet答案B.首先本题后句强调对现在的影响,我知道她的模样,你不用描述。再次,several times告知为反复发生的动作,因此用现在完成时。2.-Im sorry to keep y
14、ou waiting.-Oh,not at all.I _ here only a few minutes.A.have beenB.had beenC.wasD.will be答案A.等待的动作由过去开始,持续到现在,应用现在完成时。一般过去时过去进行时过去完成时过去He told me he _an interesting novel last night.如果从句中有一个过去的时间状语,尽管从句中的动作先于主句发生,但从句中的谓语动词用过去式。一般过去时的考点分析(考核重点)。表示过去的事情、动作或状态常与表示过去具体的时间状语连用(或有上下文语境暗示);用于表达过去的习惯;表示说话人原
15、来没有料到、想到或希望的事I met her in the street yesterday.He used to smoke a lot.I thought the film would be interesting,but it isnt.readTom has written a letter to his parents last night.Tom wrote a letter to his parents last night.句子中如有过去时的时间副词(如 yesterday,last,week,in 1960)时,不能使用现在完成时,要用过去时。表示两个紧接着发生的动作,常由以
16、下词语连接,如but,and,when,as soon as,immediately,the momentThe moment she came in,she told me what had happened to her.He bought a watch but lost it.(错)(对)The radio _when you called me.-what were you doing this time yesterday?-W e _in the lab.过去进行时表示过去某个时间点或某段时间内正在发生的动作。The boy was doing his homework when
17、 his father came back from work.What were you doing at nine last night?was being repairedwere working过去完成时考点分析(考核重点)句中有明显的参照动作或时间状语,这种时态从来不孤立使用(by、by the end、by the time、until、before、since后接表示过去某一时间的短语或从句以前发生的动作。E.G:By the end of last year,we had produced 20,000 cars.The train had left before we rea
18、ched the station.It was three years since we had been there.考点一:表示“一就”的几个句型:Hardly/Scarcely/No sooner had+主语+过去分词+when/before/than+一般过去时We had no sooner been seated than the bus started.=No sooner had we been seated than the bus started.(注意主谓倒装)考点二:表示“第几次做某事”,主句用过去时,从句用过去完成时。That was the second time
19、 that she had seen her grandfather.It was 3 years since we had parted。考点三:表示未曾实现的希望、打算、意图、诺言等。常用had hoped/planned/meant/intended/thought/wanted/expected等或用上述动词过去式接不定式完成式表示即:hoped/planned +to have done。I had hoped that I could do the job.I had intended to see you but I was too busy.典型例题:The students
20、_ busily when Miss Brown went to get a book that she _ in the office.A.had written,leftB.were writing,has leftC.had written,had left D.were writing,had left考点四:“时间名词+before”在句子中作状语,用于间接引语中谓语动词用过去完成时;“时间名词+ago”在句中作状语,谓语动词用一般过去式。He said his parents had died ten years before.Xiao Hua left school 3 year
21、s ago.D一般将来时将来进行时将来完成时将来一般将来时考点分析 表示一种趋向或习惯动作。Well die without air or water.be going to与will/shall,be to do,be about to do用法及区别:be going to 表示现在打算在最近或将来要做某事,这种打算往往经过事先考虑,甚至已做了某种准备;shall/will do表示未事先考虑过,即说话时临时作出的决定。(正确)(错误)If it is fine,well go fishing.If it is fine,we are going to go fishing.注意:be g
22、oing to 表将来,不能用在条件状语从句的主句中;而will则能:“祈使句+and/or+句子”,这种结构中and后面的句子谓语用一般将来时。Use your head and you will find a way.be to do sth.表按计划、安排即将发生的动作/不可避免地将要发生的事,命中注定的事。A meeting is to be held at 3:00 oclock tomorrow.be about to do sth.表示“正打算,就要”Autumn harvest is about to start.将来进行时表将来某个时间正在发生的动作,或按计划一定会发生的事情
23、。明天这会我正在写作业。Ill be doing my homework this time tomorrow.将来完成时表在将来某时刻之前已完成的事情,时间状语非常明显。考点一:常用的时间状语一般用by+将来的时间。By the end of next month,he will have traveled 1000 miles on foot.By the time you reach the station,the train.will have left考点二:在时间和条件状语从句中,将来完成时则由现在完成时表示。The children will do their homework
24、the moment they have arrived back from school.一般过去时和过去完成的用法区别1.一般过去时是对现在说话时刻而言的,过去完成时则是对过去某一时刻而言.两种时态建立的时间参照点不同,对过去完成时来说,这一个时间参照点十分重要,它是过去完成概念赖以建立的基础,也是和一般过去时相区别的重要标准.2.过去完成时的时间状语常用by和before引导的短语表示,如by that time,by the end of.,before 2000,by the time+句子等.过去完成时和现在完成时的区别1.两种时态都常与一段时间和状语连用,但现在完成时表示的是延续
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