新概念英语第二册第21课完整64467ppt课件

精选ppt,Lesson21Madornot?,精选ppt,Freetalk,Wheredoyoulive?,精选ppt,Whatcanyouhearneartheairport?,_canbeheardneartheairport.,Noise,Who/Whatwakesyouupeveryday?,Everydayyouarewokenupby_.,thepassingplanes,精选ppt,Whowillrepairmywatch?,Mywatch_bytheoldman.,willberepaired,精选ppt,Whomusttestitforme?,Mynewcar_bythisman.,mustbetested,精选ppt,Whohasstolenmybag?,Mybag_bythethief.,hasbeenstolen,Whomayhavestolenmybag?,Mybag_bythedog.Becauseheoftendoesthis.,mayhavebeenstolen,精选ppt,Aeroplanesareslowlydrivingmemad.Ilivenearanairportandpassingplanes_(canhear)nightandday.Theairport_(build)yearsago,butforsomereasonit_(cannotuse)then.Lastyear,however,itcameintouse.Overahundredpeople_(mustdrive)awayfromtheirhomesbythenoise.Iamoneofthefewpeopleleft.SometimesIthinkthishouse_(willknock)downbyapassingplane.I_(haveoffered)alargesumofmoneytogoaway,butIamdeterminedtostayhere.EverybodysaysImustbemadandtheyareprobablyright.,精选ppt,Aeroplanesareslowlydrivingmemad.Ilivenearanairportandpassingplanescanbeheardnightandday.,精选ppt,Aeroplanes,and,passing,live,slowly,精选ppt,Theairportwasbuiltyearsago,butforsomereasonitcouldnotbeusedthen.Lastyear,however,itcameintouse.,精选ppt,built,use,last,not,but,精选ppt,Overahundredpeoplemusthavebeendrivenawayfromtheirhomesbythenoise.Iamoneofthefewpeopleleft.SometimesIthinkthishousewillbeknockeddownbyapassingplane.,精选ppt,over,by,must,few,sometimes,by,精选ppt,Ihavebeenofferedalargesumofmoneytogoaway,butIamdeterminedtostayhere.EverybodysaysImustbemadandtheyareprobablyright.,精选ppt,but,offered,to,everybody,and,精选ppt,Newwordsandexpressions生词和短语,精选ppt,madadj发疯的,精选ppt,madadj发疯的,1.sb.ismad2.“为而疯狂（着迷）”的表示方法：bemadaboutImmadaboutEnglish.becrazyaboutgoinsane（insaneadj.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,精选ppt,reasonn.原因,forthisreason由于这个原因Forthisreason,Iwaslate.由于这个原因，我迟到了。Forwhatreason?是为了什麽原因？bringsb.toreason使某人讲理,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,plentyof，alotof，lotsof，aquantityof，quantitiesof，asupplyof,suppliesof,amassof,massesof可与可数名词和不可数名词连用anumberof，avarietyof,varietiesof,agood/greatmany,agreatnumberof后接可数名词复数agood/greatmanyof后面的名词复数前要有the/these/those/onesagreatamountof，amountsof，agreat/gooddealof后接不可数名词a(large)sumof修饰货币,精选ppt,determinedadj坚定的，下决心的,bedeterminedtodosth.下决心做某事表示下决心做某事，句型知多少？makeuponesmindtodosthdecidetodosthmakeadecisiontodosth,精选ppt,课文讲解,Madornot?,精选ppt,1、Madornot?=madornotmad?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.e.g.Theteacherisslowlydrivingmemad.drivedrovedriven开车driveinto赶进driveback撵回driveoutof把赶出去,精选ppt,3、Ilivenearanairportandpassingplanescanbeheardnightandday.nightandday日日夜夜，夜以继日passingplanes过往飞机（passing是现在分词，作定语，起形容词作用，修饰planes，“经过的(路过)，过往的”）Heforgotthemanwithpassingtime.随着时间的消逝，他忘掉了那个人。sleepingbaby正在睡觉的小孩waitingcar正在等待的车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.,精选ppt,5.Lastyear,however,itcameintouse.Overahundredpeoplemusthavebeendrivenawayfromtheirhomesbythenoise.1)comeintouse:投入使用e.g.Theyputthismethodintouse.e.g.Thismethodcomesintouse.e.g.Thismethodisputintouse.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home=family+house,精选ppt,6.Iamoneofthefewpeopleleft.SometimesIthinkthishousewillbeknockeddownbyapassingplane.Ihavebeenofferedalargesumofmoneytogoaway,butIamdeterminedtostayhere.1).oneof的用法（3点）+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过去分词,left作定语后置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）3）knockdown拆散，撞倒offerv.提供双宾语的被动语态中，主语有两种可能;以sb.做主语或以sth.做主语givesb.sth.被动sb.begivensth.givesth.tosb.被动sth.begiventosb.双宾语在变被动时用离动词最近的宾语做主语原文句型结构sb.beofferedsth.,精选ppt,7.EverybodysaysImustbemadandtheyareprobablyright.1）Everybody不定代词作主语谓语动词用单数2）mustbe表对现在事实的肯定推测,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,模仿上列句子连词成句,Silk,produce,inHangzhou.2.Cars,make,inTianjin.,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,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?,精选ppt,被动语态使用方法,Whencanweusethepassivevoice?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.（一个主语就够了）4.在上下文中，为了使句子间连接紧密时。如：Ihaveanewskirt.Itwasgiventomeasabirthdaypresentbymyaunt.,精选ppt,主动语态改为被动语态的方法,将主动语态的宾语改为被动语态的主语。将主动语态的谓语动词改为“be+过去分词”结构。将主动语态的主语改为介词by之后的宾语，放在谓语动词之后（有时可省略）。,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.4.TravelersandbusinesspeopleuseEnglish.Englishisusedbytravelersandbusiness.5.FarmersgrowriceinZhejiang.RiceisgrownbyfarmersinZhejiang,精选ppt,主动语态变为被动语态时注意,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: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,1.含双宾语的被动Myfathergavemeanewbookonmybirthday.-Anewbookwasgiventome(bymyfather)-Iwasgivenanewbook(bymyfather).2.不带的to不定式,改为被动语态时不定式前要加to.Theywatchedthechildrensing.Thechildrenwerewatchedtosing.3.短语动词是