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新概念英语讲义体系新概念英语第2册.第21讲.学生版Page1of11Madornot?Part1Basicwordsandexpressions1aeroplanen.飞机Inevertakeanaeroplane.2madadj.发疯的Whatamadthingtodo!多么愚蠢的一件事!Youmustbemad!/Youmustbecrazy!/Youarenuts.Amaddogmaybitepeople.疯狗会咬人。drivesb.mad把人逼疯Toomuchhomeworkalmostdrovememad!Thelittlekidisdrivingmemad.3Ｉlivenearanairportandpassingplanescanbeheardnightandday.我住在一个机场附近，过往飞机日夜不绝于耳。新概念二Lesson21课堂内容Aeroplanesareslowlydrivingmemad.Ilivenearanairportandpassingplanescanbeheardnightandday.Theairportwasbuiltyearsago,butforsomereasonitcouldnotbeusedthen.Lastyear,however,itcameintouse.Overahundredpeoplemusthavebeendrivenawayfromtheirhomesbythenoise.Iamoneofthefewpeopleleft.SometimesIthinkthishousewillbeknockeddownbyapassingplane.Ihavebeenofferedalargesumofmoneytogoaway,butIamdeterminedtostayhere.EverybodysaysImustbemadandtheyareprobablyright.新概念英语讲义体系新概念英语第2册.第21讲.学生版Page2of11（1）passing是现在分词，作形容词用，表示“经过的”、“过往的”：Hestoppedapassingcar.他挡住了一辆过往汽车。Heforgotthemanwithpassingtime.随着时间的消逝，他忘掉了那个人。（2）nightandday是固定短语，意为“日日夜夜”、“夜以继日”，该短语也可以表示为dayandnight.Theytravelbynightandday.他们日夜兼行。Everybodywasworkingnightandday.每个人都在日夜的工作。4Theairportwasbuiltyearsago,butforsomereasonitcouldnotbeusedthen.机场是许多年前建的，但由于某种原因当时未能启用。years前面不加确定的数词时，一般表示“许多年”，weeks等的用法与它相似：Ihavenotseenhimforweeks.我已经有好几个星期没见他了。some某个，某一Heisworkingatsomeplaceinthenorth.他在北方某地工作。5reasonn.原因reason/reasonable/unreasonableWehavereasonstobelievethathewasmurdered.我们有理由相信他是被谋杀的。Idon’tthinkthepriceisreasonable.Ithinkthepriceisunreasonable.forsomereason由于某种原因Forsomereason,hernamedidstickinmymind由于某种原因,她的名字就是令我难忘6comeintouse启用，使用comeintouse/putintouse投入使用Thenewcarwillcomeintousenextmonth.那辆新车将于下月开始使用。Howlongisitsincethecomputercameintouse?电子计算机开始应用到现在已有多久了？Whendidthetraincomeintouse?这火车什么时候开始使用的？Theroadcameintouselastmonth.这条路上个月通车了。7musthavedone表示对过去事实的推测Youareallowedtoplayoutside?Youmusthavefinishedyourhomework.新概念英语讲义体系新概念英语第2册.第21讲.学生版Page3of118Iamoneofthefewpeopleleft.我是少数留下来的人中的一个。（1）oneof表示特指的一群人/一些东西中的一个，后面的名词用复数：OneofthegirlsstandingoverthereisTim'ssister.在那些站在那儿的女孩当中有一个是蒂姆的姐姐/妹妹。（2）回忆few,afew,little,alittle9sumn.量alargesumofmoney一大笔钱Hepaidalargesumofmoneyforthehouse.他出一笔巨款买了这所房子。sumup总结起来，总之Tosumup,weshouldprotectourenvironment.总之，我们应该保护环境。10determinedadj.坚定的bedeterminedtodo/determinetodosth./decidetodosth.Iamdeterminedtogo.=Ideterminetogo.=Idecidetogo.Hedeterminedtoformaclub.他决心成立一个俱乐部。11probablyadv.大概，或许Well,you'reprobablyright.嗯，你大概是对的。Itwillprobablyrain.天很可能要下雨了。Part2Structureandvocabulary1.Passingplanessanbeheardnightandday.You_________themallthetime.A.canheardB.cantohearC.canhearD.canbeheard2.Itcouldn’tbeusedthen.Itwasn’t_________touseit.A.ableB.allowedC.impossibleD.possible3.Overahundredpeoplemusthavebeendrivenaway.________theywere.A.IthinkB.I’msureC.CertainD.Ofcourse4.I’moneofthefewpeopleleft.Sothere_______.A.arenoneleftB.isoneleftC.aresomeleftD.arealotleft5.Howmuch___________?Alargesumofmoney.A.youhavebeenofferedB.haveyoubeenofferedC.youhaveofferedD.theyofferedyou6.Ihavebeenofferedsomemoney.Theywantto_______mesomemoney.A.serveB.giveC.takeD.make新概念英语讲义体系新概念英语第2册.第21讲.学生版Page4of117.Ihavebeenofferedalarge_______ofmoney.A.amountB.numberC.someD.piece8.Iamdeterminedtostayhere.I__________stayhere.A.amwilltoB.wanttoC.mayD.amgoingto9.EveryonesaysImustbemadandtheyareprobablyright.______theyare.A.OfcourseB.It’scertainC.PerhapsD.It’ssure10.EveryonesaysImustbemadandthatisprobably________.A.justB.fairC.correctD.equalPart3Grammar一、情态动词的被动语态1.基本结构：must/can/could/wouldbedone2.仔细阅读以下句子，第一句为主动语态，第二句为被动语态，观察句子如何由主动变为被动。(1)Hewillrepairyourwatch.Yourwatchwillberepaired.(2)Hecanrepairyourwatch.Yourwatchcanberepaired.(3)Theymusttestthisnewcar.Thisnewcarmustbetested.(4)Itoldyouhecoulddoit.Itoldyouitcouldbedone.(5)Itoldyouhewoulddoit.Itoldyouitwouldbedone.(6)Youhavetowritethisletteragain.Thisletterhastobewrittenagain.Exercise1仿照例句完成以下句子。1.Iaskedthewatchmakerifhecouldrepairmywatch,buthetoldmethatitcouldnotberepaired.2.Youmustwritethereportatonce.Irepeat:it___________________________withoutdelay.3.“Willtheyopenthenewairportnextweek,doyouthink?”–“No,________________foralongtime.”4.Youmustnotusethelift.It’soutoforderandit______________________untilithasbeenrepaired.5.Whenhepromisedmethathewoulddothejob,Ireallybelievedthat_____________verysoon.6.Youhavetoexplainthegrammarofthatsentenceagain.It’sverydifficultandit_________carefully.7.Thepolicehavejustinformedmethattheycan’tfindmycar.Accordingtothem,thecar_______anywhere.8.Mr.Smithisanexpert,soifhecan’tdothejob,thenit____________byanybody.新概念英语讲义体系新概念英语第2册.第21讲.学生版Page5of11二、词义辨析1.drive(1)促使，驱使Aeroplanesareslowlydrivingmecrazy.(2)开车Hedriveshiscarslowly.(3)驱赶;撵Thefarmerdrovethecattleintothefield.Ourarmydrovetheenemyback.Duringthewar,manypeopleweredrivenoutoftheirhomes.Exercise21.Duringhisfirstlesson,he_____________thecarstraightintoawall.(rode/drove)2.Thesoundoftheboypracticinghisguitarnextdooris____________memad.(riding/driving)2.homeandhousehome指家，有家的温暖感觉；house指房子，仅指建筑物AfterworkIalwaysgohome.Istayathomeduringtheweekend.Thereisnoplacelikehome.Theyarebuild