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现在完成时复习课刘彦轻一、Teachingobjectives直击中考考点考点一：现在完成时句型结构：考点二：现在完成时和一般过去时的区别考点三：常见的暗示词:考点四：already与yet的区别考点五：for与since的区别考点六：havebeento与havegoneto和havebeenin的区别考点七：延续性动词和短暂性动词的转换二、Teachingprocess考点一:现在完成时句型结构：1、现在完成时的构成形式have/has+done助动词否定式haven’t/hasn’t，助动词疑问式Haveyou…?/Hashe…?2、助动词的定义：协助主要动词构成谓语动词词组的词叫作助动词，被协助的动词称作主要动词，助动词自身没有词义不可单独使用。3现在完成时态一般疑问句的回答。Yes,Ihave/No,Ihaven’tYes,hehas/No,hehasn’t检测：•一、1、Myfatherhasfinishedhiswork.(改为否定句)•Myfatherhiswork.•2、I’veeverbeentoBeijing.(改为一般疑问句)•youtoBeijing?•3、Jimfinishedhishomework.(改为现在完成时)•Jimhishomework.3、现在完成时的定义及注意事项考点二：现在完成时和一般过去时的区别1、一般过去时与现在无关.现在完成时强调的是对现在的影响，与现在有关，但不出现过去的时间。2、一般过去时常与具体的表示过去的时间状语连用:yesterday,lastweek,…ago,in1990,inOctober,justnow,…现在完成时通常与下列时间状语连用:for…,since…,sofar,ever,never,just,yet,already,before检测：•1.–Excuseme,____you_____himyet?•---Yes,I_____himlastnight.•A.haveseen;saw•B.didsee;haveseen•2.ZhangPeng_______hisbedroom.•He______itthismorning.•A.cleaned;hascleaned•B.hascleaned;cleaned考点三：常见的暗示词:already(已经，用于肯定句),yet(已经，仍,还没,用于否定和疑问句),ever(曾经)never（从不）for(后跟一段时间),since(自从,后跟点时间),inthelast/pastfewdays(在过去的几天)sofar(到目前为止)just(刚刚),twice…考点四：yet和already,的区别1already已经,常常用于肯定句yet已经，仍,还(没),用于否定和疑问句句末eg.(1）---Haveyoudoneyourhomework_____?---Yes,Ihave________finishedit.Aalready,yetByet,already考点五：for和since的区别1.for+一段时间since+时间点+时间段+ago+一般过去时态的句子检测：Ihavebeencollectingshells_____1990.Shehasworkedhere____5years.Shehasworkedhere____5yearsago.HehasbeenlivinginJinan_____hewasfiveyearsold.考点六：havebeento与havegoneto和havebeenin的区别havebeento曾经去过某地（已返回)+次数havegoneto去了某地（没有回来）havebeenin去或来到…(一直呆在那儿)+一段时间检测：1.--Haveyouever__________Shanghai?--Yes.Ihavebeentheretwice.2.WhereisLucy?Shehas________thelab.3.Shehas__________thelabforanhour.考点七:延续性动词和短暂性动词之间的转化常见延续性动词和短暂性动词转换归纳:leave------------have/hasbeenawayfrombuy--------------have/hashadborrow----------have/haskeptarrivein（at）/getto/reach-----------have/hasbeenhere/there检测：1.Jimboughtthecarfiveyearsago.=Jim__________thecarforfiveyears.2.TheyarrivedinJinantwohoursago.=They_______________Jinanfortwohours.3.Sheborrowedthebookfromthelibrarylastweek.She__________thebooksincelastweek.4.Helefthishometown40yearsago.=He____________________hishometownfor40years.三、practice：1.He______hishomeworkandisnowlisteningtomusic.(01广东）A.finishesB.hasfinishedC.finish2.Tom____hishomeworkyet,sohewon’tgooutwithhisclassmates.(03广东）A.doesB.hasdoneC.doesn’tdoD.hasn’tdone3.—Hi,John,ShallwegotoAustraliaforthelongholiday?--sorry.I_____theretwice.(05广东）A.havegoneB.wasC.havebeen4.--_____you_____yourdictionary?(08广东）--No.SoIhavetobuyanewonetoday.A.Did;findB.Have,foundC.Are,findingD.Had,found四、Throughthetraining1.Wehavebeenfriendssince_____.AforfiveyearsBfiveyearsagoCfiveyearsbeforeDsincefiveyears2.Mike___inthecityfortwoyears.AlivesBlivedCislivingDhaslived3.---Wherehaveyou_____thesedays?---Ihave_____toJapanwithmyfriends.Abeen,goneBbeen,beenCgone,beenDgone,gone4.He___________(nothave)lunchyet.Adidn’thaveBhasn’thadChasn’tDdoesn’t5.–Ihavewatchedthegame.--When____you____it?AhavewatchedBdowatchCdidwatchDwillwatch五、summary你今天学到了什么呢？总结发言。