高中时态复习优质课获奖公开课优质课件.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,语法难点突破之一,动词的时态,语法专题突破,.,The houses,were,old and small,People,used to,live in old buildings.,Pollution,was,serious,and there,was,rubbish everywhere.,The traffic,was,not very convenient,so that few people,came,here.,Now great changes,have taken place,in my hometown.,The river,is,clearer and the sky,is,bluer.,Many families,have,no,t only color TV sets,but also telephones,fridges,computers,and so on.,Many people all,have,their own cars,1)The houses,were,old and small.,2)People,used to,live in old buildings.,3)Now great changes,have taken place,in my hometown,.,4)people,are living,a happy life.,5)Many people all,have,their own cars.,6)we,will have,a better life in the future.,时态,一、定义：,在英语中，发生的,动作要用不同的动词形式来表,示，这每一种不同的形式就叫做时态。,不同时间,语态,时态,etc.,主动,一般现在时,一般过去时,一般将来时,.,过去将来时,过去完成时,现在完成时,将来完成时,现在进行时,过去进行时,v./v.s/es,Ved/,不规则动词,will+v/be going to+v,would+v.,had+Vp.p,have/has+Vp.p,will have+Vp.p,am/is/are+Ving,was/were+Ving,概念,：,常用时间状语：,构成形式,：,1.,一般现在时态,(The Simple Present Tense),表示经常发生的或习惯性的动作或状态。,do /does(,三单,),every day,always,usually,often,sometimes,on Sundays,three times a day,etc,Exercise,Who _(dance)best in your class?,2,.Students,usually,_(have)ten minutes rest between two classes,.,dances,have,一般现在时的用法,2,）客观真理，客观存在，科学事实或表示格言或警句。,Knowledge _(begin)with practice.,She said that,the sea water_(be)salty.,begins,is,1,一般现在时的用法,3,）,按火车、汽车、飞机等时刻表将要发生的事。此时句中有时有将来的时间状语，但不用将来时此时主主语是物：车，船，飞机等,The train,leaves,at three,t,his afternoon.,4,）,在时间、条件、方式、让步状语从句中，用一般现在时代替一般将时,.(when,before,if,as soon as,unless,【,主将从现,】,If it,is,fine tomorrow,we will go to the countryside.,如果明天不下雨，我们将去野营。,1)If it _ (,rain)tomorrow,well go on a picnic.,2)We,_ (begin),our class as soon as the teacher _(come),3,）,We dont know if it _(rain)tomorrow.,If it _(rain)tomorrow,well not go for a picnic.,doesnt rain,will begin,comes,will rain,rains,概念,：,常用时间状语：,构成形式,：,2.,一般过去时态,(The Simple Past Tense),表示过去某个时间发生的动,作或存在的状态,V+ed,yesterday,just now,last,in 1945,at that time;once;a few days ago;when,etc,Exercise,1.I _(find)my ruler in my desk .,found,2.We,and _(see)lots of birds _(fly)over the trees.,3.,A woman saw him crying and telling him,to wait outside a shop.(2015,全国,II,卷改错,),flying,saw,five minutes ago,looked up,told,一般过去时的注意点,:,1,、当没有明显的时间状语时,描述几个相继发生过的动作,I always got up too late,washed,my face,had,a quick breakfast and,hurried,to school.,2,、,since,从句中常用一般过去时,You havent changed much since we last _(meet),.,met,3.,一般将来时,1.,一般将来时表示计划、打算、企图做某事或来注定要发生的事情。,2.,表示将来时的四种形式,will/shall+,动词原形,be going to do,be about to do(,正要干什么,),be to do,3.,常用时间状语：,tomorrow,in three days,，,this,next,soon,etc,.,4,be about to do,表示,“,正要干什么,”,，,表示即将发生的动作，,不与表示将来的时间状语连用,。,常与,when,连用，,when,此时意思：就在这时，是并列连词,构成句型：,be about to do,when,.,I,was about to,leave,when,it rained.,Exercise,will be,1)The radio says that it _ (be),sunny tomorrow.,2)It is reported that a space station _,(built)on the moon in years to come.(2015,安微卷改编,),will be built,考点一：一般将来时总是用在一些时间状语从句或条件状语从句的主句中：,We,will begin,our class as soon as the teacher comes.,（主句用一般将来时，从句中一定要用一般现在时替代一般将来时。）,考点二：某些表示短暂性动作的动词如,arrive,come,go,leave,start,等，用现在进行时形式表示将来。,I,am leaving,for Beijing tomorrow.,4.,过去将来时态,过去将来时态用法：,表示从过去某时看将要发生的动作或存在的状态；,用于宾语从句中，当主句中是过去时态时，从句中的一般将来时就变成过去将来时。,He said that he,would wait,for us at the station.,他说他要在车站等我们。,1)At college,Barack Obama didnt know that he _(become)the first black president of America.,2)he promised that he _(join)us,but he hasnt turned up at the party.,5.,现在进行时态,(The Present Continuous Tense,),概念,：,常用时间状语：,表示现在或现阶段正在发生的动作,now,listen,look,right now,these days,at this moment,etc,am/is/are+,doing,构成形式,：,1,）“,What are they doing?”,“They,_,ready for the sports meeting.”,(get),2,）,Hurry up,kids!The school bus _(wait),for us.(2013,四川高考,),are getting,is waiting,概念,：,常用时间状语：,构成形式,：,6.,过去进行时态,(The Past Continuous Tense),表示过去某一时刻或某一时间段,正在,发生的动作。,was/were+doing,at this time yesterday,from seven to nine last night,at that moment,etc,When,引导的时间状语从句,I,was reading,a book,when,Jim,called.,c.While,引导的时间状语从句,The UFO,took off,while,the man,was taking photos,.,1)She _(phone)someone,so I nodded,to her and went away.,2)The telephone _(ring),but by the time,I got indoors,It stopped,.,3),He_(look)out of the window,when,the match_(begin,).,was phoning,was ringing,was looking,began,A.,概念,：,构成形式,：,7.,现在完成时态,(The Present Perfect Tense),发生在过去且对现在仍有影响,的动作,强调对现在的影响,.,have/has+done,常用时间状语：,already,just,before,yet,never,ever,lately(,最近）,;recently,（最近）,up to now,（直到现在）,;so far,（到目前为止）,these days,in the past few years/months/weeks/days,；,over the past few years;,etc.,1.Can you go to the movies with me tonight?,Sorry,I cant.I_ my homework,yet.,2.-I _how to make dumplings,before.,I can teach you how to make them.,have learned,havent finished,B.1.,表示某个动作从过去开始一直持续到现在，有可能在将来还要延续。,2.,主语,+has/have+done+for/since,I have taught English,for,21 years.,since,1992,since,I graduat,ed,from the university.,He has,been away from,his home for 40 years.,3.,动词必须,为可延续性动词,leave=be away from begin=be on arrive=be in,borrow=keep buy=have ,译下列句子：,、这本书他买了一年了,4,、这本书他借了三天了。,5,、我们离开广州六年了。,He,has bought,this book for a year.,He,has had,this book for a year.,He,has borrowed,the,book,for three days.,He,has kept,the book for 3 days.,We,have left,Guangzhou for 6 years.,We,have been away from,Guangzhou for 6 years.,短暂性动词不能跟表示一段时间的状语连用,必须转变成持续性动词,C.1.,Has/have+been to(,曾经到过某地,，人已回来,),I have been to Hangzhou many times.,2.Has/have+gone to(,去了某地,，人在路上或在目的地）,Where is Mr.Green?,He has gone to London.,D,：表示“第几次做某事，”或在,“,It is the best(worst,most interesting)+,名词,that”,后面跟现在完成时。,例：,Its the first time that I,have been,here.,This is my first time that I,had visited,China.(,改错）,.,概念,：,常用时间状语：,构成形式,：,8.,过去完成时,:(The Past PerfectTense),主语,+had done,by the end of last year,by,before+,过去的时间点,by the time,等引导的状语丛句中，表示主句的动作发生在从句之前。,表示在过去某一时刻前已完成的动作。也称“过去的过去”,过去完成时的注意点,:,用于,宾词从句,中，当主句的谓语动词是一般过去时时,一定要注意宾语从句中的时态变化。,He,said,that he _the film many times.,had seen,考点二：用于,hardly/scarcely.when(,刚一,.,就,.);no sooner.than(,一,.,就,.),句型中，主句用过去完成时，从句用一般过去时。,eg:(1)I,had hardly finished,my work when he,came,to see me.,(2)I,had,no sooner,got,into the room than it,began,to snow.,(3)No sooner,had I arrived,home than the telephone,rang,.,（注意主谓倒装）,9.,现在完成进行时态,S+has/have been doing,We have been learning English for an hour.,General exercises,1.I,(have)this book for 2 weeks.,have had,are planted,2.Every year,many trees,(plant)along the river.,3.Keep quiet,please!They,(have)a lesson.,are having,4.-Hi,Lin Tao.I didnt see you at the party.,-Oh,I,(get)ready for the exam.,was,getting,5.Tom,(go)to bed early,，,but his,brother doesnt.,6.Listen!Jims radio,(make)a loud,noise.Would you please tell him to turn it down?,goes,is making,5.-Where is Liu Mei?,-She_(go)home.,4.-Where is your father?-He _(watch)TV in the room.,7.He asked what they_(do),at eight last night.,were doing,8.I know that he _(join)the army in1985.,joined,6.We dont know if it _(rain)tomorrow.If it _(rain)tomorrow,well not go for a picnic.,is watching,will rain,rains,has gone,9.Hes not hungry.He_ just_(have)lunch.,11.-_the Blacks _(visit)the Great Wall before?,-Yes,they_.,-When _they _(visit)it?,-Only a month ago.,10.Im sure he _(work)it out in one hour,.,has,will work,Have,had,visited,have,did,visit,Writing,Write an article about your hometown,tell us the past,the present and the future,Homework,题目：,The Changes in My Hometown,过去：生活贫困，房屋破旧，污染严重，垃圾遍地，交通不便，游客很少。现在：生活：住房宽敞，明亮。许多人有自己的汽车 环境：山更绿，水更清，天更蓝 旅游：每年有成千上万来自各地的游客 将来：请你展望家乡的未来,120,字左右,Homework,The Changes in My Hometown,In the past,my hometown was not very big,people lived a poor life.The houses were old and small.Pollution was serious,and there was rubbish everywhere.the traffic was not very convenient that so few people came here.Now great changes have taken place in my hometown.The environment has become more beautiful.The mountains are all green,the river clearer and the sky bluer.Many people all have their own cars and have a happy life everyday.And now,every year,thousands of people from all over the world come to visit our hometown.My hometown becomes more and more famous.Im sure my hometown will become better and better in the future.,