时态总复习PPT课件

《时态总复习PPT课件》由会员分享，可在线阅读，更多相关《时态总复习PPT课件（35页珍藏版）》请在装配图网上搜索。

1、时态总复习时态总复习Revision for tensesRevision for tensesv概念：经常发生的动作或存在的概念：经常发生的动作或存在的v形状。形状。v构造构造:be(am,is,are)(形状形状)v do/does(动作动作)v助动词用助动词用do/does(三单三单)v常用时间状语常用时间状语:v 每天每天 经常经常 通常通常 everyday often everyday often usuallyusually在早上在早上/下午下午 /傍晚傍晚in the in the morning/afternoon/eveningmorning/afternoon/eveni

2、ng 在晚上在晚上 有时有时 at night sometimes/at times 在周日在周日/周一周一 总是总是 on Sunday/Monday always 例 句ne.g.They do their homework.nThey dont do their homework.nDo they do their homework?nHe does his homework.n He doesnt do his homework.nDoes he do his homework?如今进展时如今进展时n概念：正在发生的动作。概念：正在发生的动作。构造构造:be(am/is/are)+do

3、ing n 助动词助动词n常用词常用词:n 如今如今 听听 看看n now listen look n概念：过去发生的动作或存在的形状。概念：过去发生的动作或存在的形状。构造构造:was/were(形状形状),did(动作动作)n助动词用助动词用did(行为动词行为动词)n常用时间状语常用时间状语:n 刚刚刚刚 去年去年 在在年年n just now last year in 19./20.n 上个星期上个星期/月月/学期学期 last week/month/term last week/month/term 在在以前以前 今天早今天早上上 ago this ago this morningm

4、orning 在在以后以后 After/later After/latere.g.Three days later we came back.e.g.Three days later we came back.Three days later we didnThree days later we didnt come back.t come back.v概念：将要发生的动作。概念：将要发生的动作。v构造构造:will+do/be going to dov 助动词助动词 (动词原动词原形形)v be+doing进展表示未来进展表示未来v常用时间状语：常用时间状语：明年明年 不久不久v next

5、year soonv 下个星期下个星期/月月/学期学期 next week/month/term next week/month/term 在未来在未来 在在之后之后 in the future in in the future ine.g.He will fly to Beijing in a e.g.He will fly to Beijing in a week.week.n概念概念:过去某段时间正在发生的动作。过去某段时间正在发生的动作。构造构造:be(was/were)+doingn 助动词助动词 n常用时间状语常用时间状语:n 当当时候时候 在在期间期间n when while n

6、 在昨晚九点在昨晚九点 at nine last night yesterday evening e.g.My mother was cooking when I got home.n概念：过去发生的动作和如今有联络。概念：过去发生的动作和如今有联络。n构造构造:have/has+done(过去分词过去分词)n 助动词助动词n常用时间状语常用时间状语:n 曾经曾经 还还(没有没有)n already(肯肯)yet(否否,疑疑)n 曾经曾经 从不从不 到目前为止到目前为止 ever never so far 自自以来以来 since/ever since 刚刚刚刚 在在之前之前 just bef

7、ore(位于句尾位于句尾)继续继续(一个月一个月/两天两天)for(a month/two days)例例 句句nI have already kept the book for two weeks.nI havent kept the book for two weeks yet.nHave you kept the book for two week yet?n概念：过去的时间之前曾经发生的动作。概念：过去的时间之前曾经发生的动作。(过去的过去过去的过去)n构造构造:had+done(过去分词过去分词)n 助动词助动词n常用时间状语常用时间状语:n 到到为止为止n by n n(完成时完成

8、时)when()when(过去时过去时)ne.g.By the end of June e.g.By the end of June theytheyn had planted three had planted three hundredhundredn trees.trees.nIt had already stopped rainingIt had already stopped rainingn when I woke up.when I woke up.过去未来时过去未来时n构造构造:would+do(动词原形动词原形)n 助动词助动词n常用在宾语从句常用在宾语从句nHe told

9、me that he would come to see me the next week.nThey never knew what would happen to the world in the future.Exercises:nMake sentences using the givenn words.n 1.play,Tom,games,computer,n often,n Tom often plays computer n games.n2.help,Joe,repair,mother,n radio,now,his,the,n Joe is helping his mothe

10、rn repair the radio now.n 3.leave,Beijing,for,morning,n this,I,Chengdu,n I left Chengdu for Beijingn this morning.n4.catch,they,already,thief,n of,onen They had already caughtn one of the thieves.n5.Tim,yesterday,here,come,n say,the next week,hen Yesterday Tim said that hen would come here the nextn

11、 week.n 情态动词情态动词n情态动词：后面跟动词原型、没有人称和数情态动词：后面跟动词原型、没有人称和数的变化的变化ncan(能、会能、会)I can swim.否认否认:cantnmust(必需必需)I must finish my homework.n否认：否认：neednt /dont have ton have to(不得不不得不)She has to help hern mother sweep the floor.n 否认：否认：dont/doesnt have to n should(应该)You should eat a lot ofn healthy food.n 否认

12、:shouldntn may(也许)You may know him.n 否认:cant非限定性动词非限定性动词n do、to do、doing 这三种方式叫非限定性动词.(都是固定搭配)n1.do:听hear 观see/watch 感feel 使make 让let 帮help 请pleasen最好had better 不带to.这就是do的方式.n e.g.I saw her (play)when In was eight.playnCould you please (take)outn the trash?nHe often helps Tina (study)n English.nI t

13、hink a good friend makes men (laugh).takestudylaugh to don可以跟可以跟to do的动词有的动词有:start,begin,liken would like,love,hate,want,wishn ask,tell,show,desire,hope,promisen decide,forget,remember,help,prefer,find out,agree,care,discuss,try,n某些描画词后面也可以跟某些描画词后面也可以跟to don如如:kind,good,nice,wrong,right,rudenIts im

14、portant/necessary to don be sorry/happy/glad/pleased/sad/n surprised/worried/proud/lucky/n able/angry/easy/difficult/hard/n comfortabledoingn可以跟可以跟doing的动词有的动词有:finish,stop,enjoyn practice,begin,start,love,like,haten prefer,keep(sb.),spend,mind,avoidn continue,n give up，go on,doingn固定词组有固定词组有:be goo

15、d at/do well inn be busy,think of,be interested inn have fun,have a good time,thank for,nbe fond of，what about,instead of,n pay attention to,look forward to,die ofn keepfrom,preventfrom、get used ton be in trouble,n一切的介词后面都要用一切的介词后面都要用doing finish busy keep give up doingwhat abouthave fun 后面是tion的单词n

16、 information(信息),invention(发明),pollution(污染),composition(作文),n competition(竞赛),population(人口),nExamination(考试、检查),n position(位置),introduction(引见),n pronunciation(发音)instruction(阐明)n communication(沟通),operation(操作),n conversation(交谈),translation(翻译)n action(行为行为),relation(关系、亲属关系、亲属),n education(教育教育)，invitation(约请约请)n suggestion(建议建议),condition(情况情况),n direction(方向方向),tradition(传统传统)n contribution(奉献奉献)n discussion(讨论讨论)decision(决议决议)n 被动语态被动语态n通常强调动作的接受者通常强调动作的接受者n构造：构造：be+done过去分词过去分词n如今时的被动态：如今时的被动态：am/is/are+donene.g.The glass is broken.n The students are asked to obey then school rules.h