新概念第二册第21课完整91049ppt课件

精选ppt,Lesson21Madornot?,精选ppt,Newwords,md,ri:zn,sm,dit:mind,mad,reason,sum,determined,adj.发疯,n.原因,n.量,adj.坚定的，下决心的,精选ppt,madadj发疯的,1.bemad发疯，发狂（强调状态）2.“为而疯狂（着迷）”的表示方法：bemadaboutImmadaboutEnglish.becrazyaboutgomad发疯，发狂（强调转变）gocrazygoinsane（insaneinseinadj.患精神病的，精神病患者的，极愚蠢的）gobananas（go+adj.变得)Theyaregoingbananas.=goingcrazy=goingmad(变疯了)Islowlygoinsane/gocrazy/gomad/gobananas.3.bemadatsb生某人的气4.drivesbmad逼疯,精选ppt,reason,1)n.原因forthisreason由于这个原因Forthisreason,Iwaslate.由于这个原因，我迟到了。forsomereason由于某个原因(some:某一个，加可数名词单数)giveareason提出理由therootreason根本原因thereasonisthat理由是thereasonwhyisthat的理由是eg.ThereasonwhyIstudyEnglishisthatIenvythosewhospeakEnglishwell.我学习英语的理由是我羡慕那些讲英语很好的人。,精选ppt,2)理性，正常心智eg.Onlymanhasreason.只有人类才有理性。loseonesreason丧失理智beyondallreasons毫无道理bringapersontoreason使（某人）明白道理，使不做糊涂事reasonableadj.合情合理的，良好的，尚可的atareasonableprice以合理的价格cause导致某事发生的起因thecauseofthefire大火的起因eg.Smokingisoneofthecausesoflungcancer.吸烟是肺癌的起因之一。,精选ppt,sumn.量,alargesumof:大量的，喜欢跟钱连用一大笔钱alargesumofmoney,精选ppt,sumn.量,表“许多”的短语：agreatmany+pl.agreat/largenumberof+pl.anamountof(money)a(large)sumof(money)修饰货币n.大意，要旨thesumofaspeech演讲大意sumup(1)合计sumupalltheexpenses把所有的花费加起来(2)总结，概括eg.Tosumup,heagreeswithus.总的来说，他同意我们的观点。insum=inaword/inshort/inbrief总之，要言之,精选ppt,determinedadj坚定的，下决心的,determinevt.决定，确定，影响determineadateforameeting确定开会的日期determineonsth决定做某事determinetodostheg.WedeterminedtostudyEnglishhard.我们决定要努力学习英语。bedeterminedtodosth.下决心做某事eg.Iamdeterminedtostayhere.我决定留下来。表示下决心做某事，句型知多少？makeuponesmindtodosthdecidetodosthmakeadecisiontodosth,精选ppt,课文讲解,Madornot?,精选ppt,Aeroplanesareslowlydrivingmemad.Ilivenearanairportandpassingplanescanbeheardnightandday.,飞机正在逐渐把我逼疯。我住在一个机场附近，过往飞机日夜不绝于耳,Theairportwasbuiltyearsago,butforsomereasonitcouldnotbeusedthen.Lastyear,however,itcameintouse.,机场是许多年前建的，但由于某种原因当时未能启用。然而去年机场开始使用了,精选ppt,Overahundredpeoplemusthavebeendrivenawayfromtheirhomesbythenoise.,有100多人肯定是被噪音逼得已经弃家远去,Iamoneofthefewpeopleleft.SometimesIthinkthishousewillbeknockeddownbyapassingplane.,我是少数留下来的人中的一个。有时我觉得这房子就要被一架飞过的飞机撞倒,Ihavebeenofferedalargesumofmoneytogoaway,butIamdeterminedtostayhere.,精选ppt,他们曾向我提供一大笔钱让我搬走，但我决定留在这儿,EverybodysaysImustbemadandtheyareprobablyright.,大家都说我肯定是疯了，也许他们说的是对的。,1、Madornot?=madornotmad?ornot在疑问词的后面，表示“是还不是”，选择概念2、Aeroplanesareslowlydrivingmemad.1).aeroplane=airplane飞机2).drivesbmad把某人逼疯e.g.Youaredrivingmemad.drive(drove,driven)eg.Hedriveshiscarverybadly.,3、Ilivenearanairportandpassingplanescanbeheardnightandday.nightanddayHeforgotthemanwithpassingtime.sleepingbaby正在睡觉的小孩waitingcar正在等待的车,精选ppt,4、Theairportwasbuiltyearsago,butforsomereasonitcouldnotbeusedthen.1)years前面不加确定的数词时，一般表示“许多年”yearsago=manyyearsago，weeks等的用法与它相似Ihavenotseenhimforweeks.2)forsomereason由于某个理由some+可数名词单数：某一somebooksome+可数名词复数：一些somebookssome+不可数名词：一些somewaterIlltellyousomeday.Welltalkaboutitsomeothertime.,5.Lastyear,however,itcameintouse.Overahundredpeoplemusthavebeendrivenawayfromtheirhomesbythenoise.1)comeintouse:投入使用(永无被动，物作主语）comeinto:进入得到、获得财富eg.Theairportcameintouselastyear.这个机场去年投入使用。gooutofuse停止使用2)over=morethan3)awayfrom离开4)Home,family与house的区别home:家,强调有感情;house仅仅指房子;family:家人,6.Iamoneofthefewpeopleleft.SometimesIthinkthishousewillbeknockeddownbyapassingplane.1).oneof+名词复数+谓语动词的单数+形容词的最高2）left表示被留下来的，leave-left-left,left作定语后置,常放n.后.left剩下的东西，相当于“Whoareleft(bytheothers)其他人走了留下他们”Ihaveabagleft.Thereistencentsleftinmypocket.（centsentn.(货币单位)分,分币）,精选ppt,3)、sometimes有时候sometime（过去或将来）某时候sometime一段时间4、knockdown拆散，撞倒knockat敲knockout打昏knockoff下班；从碰下去；优惠，折扣knockover撞翻，打翻，撞倒,精选ppt,Ihavebeenofferedalargesumofmoneytogoaway,butIamdeterminedtostayhere.offerv.提供（相当于given）offerhelp提供帮助offerasumofmoney提供一笔钱offerajob提供一份工作offersbsthoffersthtosbgivesb.sth.被动sb.begivensth.givesth.tosb.被动sth.begiventosb.bedeterminedtodosth下定决心要做,精选ppt,SpecialdifficultiesDrive1、drive开车2、drivesb.mad把某人逼疯3、drivesb.back把某人撵回去4、driveinto把赶进5、driveoutof赶出6、他开车开得很糟糕。7、农夫把牛赶进田里。8、我们的军队把敌人撵了回去。9、战争期间，许多人被赶出了家园。,精选ppt,home,family与house的区别home:家,强调有感情house:仅仅指房子family:家人,精选ppt,动词语态英语动词有两种语态主动语态：主语是动作的执行者被动语态：主语是动作的承受者ManypeoplespeakEnglish.(主动语态)Englishisspokenbymanypeople.(被动语态),精选ppt,被动语态构成,助动词+及物动词的过去分词（be+P.P.),精选ppt,被动语态的基本形式：be+done,一般现在时的被动语态：一般过去时的被动语态：现在进行时的被动语态：过去进行时的被动语态：现在完成时的被动语态：过去完成时的被动语态：,am/is/are+donewas/were+doneam/is/are+beingdonewas/were+beingdonehave/has+beendonehad+beendone,精选ppt,被动语态的基本形式：be+done,一般将来时的被动语态：情态动词的被动语态：,will/shall+bedone;is/am/aregoingtobedonemust/can(could)/may(might)/+bedonemust/can(could)/may(might)/+havebeendone,精选ppt,以see为例，比较主动语和态被动语态的结构形式,精选ppt,肯定句，否定句及疑问句如下。,CarsaremadeinChangchun.CarsarenotmadeinChangchun.-ArecarsmadeinChangchun?(-Yes,theyare./No,theyarent.)Wherearecarsmade?p26,精选ppt,被动语态使用方法,不知道动作的执行者是谁，或没有必要指出动作的执行者时。Mybikewasstolenlastnight.Lettersarecollectedateighteverymorning.2.为了强调或突出动作的承受者时。ThedeskwasmadebyMasterWang.Thebagwastakenawaybyhissister.,精选ppt,3.为了更好地安排句子Thewell-knownpersongotonthebusandwasimmediatelyrecognizedbypeople.4.在上下文中，为了使句子间连接紧密时。Ihaveanewskirt.Itwasgiventomeasabirthdaypresentbymyaunt.,精选ppt,将下列句子改成被动语态。,1.WeuseEnglishasaforeignlanguage.Englishisusedasaforeignlanguage(byus)2.PeoplewritebusinesslettersinEnglishBusinesslettersarewritten(bypeople)inEnglish.3.TheymaketelephonecallsinEnglish.Telephonecallsaremade(bythem)inEnglish.,精选ppt,主动语态变为被动语态时注意,1、含直接宾语和间接宾语的主动语态变为被动语态时有两种情况:2、EgHegavetheboyanapple.(1)把间接宾语改为主语,直接宾语保留不变:Theboywasgivenanapple(2)把直接宾语改为主语,此时,间接宾语前要加to或for.Anapplewasgiventotheboy.(give,pass,show,send-to)(buy,draw,make,-for),精选ppt,4.TravelersandbusinesspeopleuseEnglish.Englishisusedbytravelersandbusiness.5.FarmersgrowriceinZhejiang.RiceisgrownbyfarmersinZhejiang,精选ppt,Consolidation(巩固）,在这个地方小汽车经常被偷。这个报告上个星期一交了。这本书正在写。当我上次去那里的时候，这些建筑物正在建造中。我已经被提供了一个新的职位。这间酒店以前已经被预定过了。她将会被给予这些钱。这次旅程将会被取消。8.我找不到我的提包。它肯定被人偷走了。,精选ppt,Carsareoftenstolenintheplace.ThereportwashandedinlastMonday.Thebookisbeingwrittennow.ThebuildingswerebeingbuiltwhenIwastherelasttime.Ihavebeenofferedanewposition.Thehotelhadbeenbookedbefore.,精选ppt,7.Shewillbegiventhemoney.Thetripisgoingtobecanceled.8.Icantfindmybag.Itmusthavebeenstolen.,精选ppt,Tellthestory,1、Aeroplanes-slowly-mad2、live-airport-passingplanes-heard-andday3、airport-built-yearsago-notused4、Lastyear-came-use5、hundred-drivenaway-homes-noise6、I-one-few-left7、think-house-knockeddown-plane8、offered-sum-go-determined-here9、Everybody-mad-probablyright,精选ppt,()Ourroommust_clean.A.keepB.bekeptC.tobekeptD.tokeep()-Idliketobuythatcoat.-Imsorry._.A.itsoldB.itssellingC.ItsbeensoldD.ithadbeensold,B,C,精选ppt,()Doctors_ineverypartoftheworld.A.needB.areneedingC.areneededD.willneed()Thesepapers_yet.havenotwrittenB.havenotbeenwritt