新概念英语第二册Lesson21(共69页)

keywordsandexpressions我最喜欢的一项运动是A。。。而不是B运气还不如他们带着空袋子回家放弃钓鱼这是浪费时间意识到一件重要的事情对钓鱼感兴趣一点儿也不myfavouritesportAinsteadofBlessluckygohomewithanemptybaggiveupfishingit’sawasteoftimerealizeanimportantthingbeinterestedinfishingnothingatall新概念英语第二册Lesson21Madornot?Learningobjectives学习目标1.学习并掌握重点单词和短语:mad,however,sum,determined。2.复习并掌握被动语态：现在完成时的被动语态，情态动词表推测的被动语态我们已经讲了被动语态的基本形式以及它在用了一般现在时、现在完成时、现在进行时和一般过去时的句子中的使用情况。被动语态还可以和大部分情态动词连用（包括具有部分情态功能的will和would）。Hemayhavebeentoldthenews.他或许已被告知这消息了。1)概念:英语动词有两种语态,即主动语态和被动语态.主动语态表示主语是动作的执行者,被动语态表示主语是动作的承受者2)结构:主语+助动词be+及物动词的过去分词+其它3)时态要求:助动词be必须与主语的人称和数一致,常用的时态有八种.4)用法:在不知道谁是动作的执行者,或者没有必要指出谁是动作的执行者.一般现在时的被动语态被动语态:主动语态表示主语是动作的执行者,宾语是动作的承受者。当动作的承受者作主语时,就构成被动语态。构成：be+动词的过去分词1.WespeakEnglish.Englishisspokenbyus.2.Mothermakessomecakes.Somecakesaremadebymother.(主动语态)(被动语态)2.Theyboughttencomputerslastterm．Tencomputerswerebought(bythem)lastterm.一般过去时：S+was/were+过去分词3．AmycantakegoodcareofGina．GinacanbetakengoodcareofbyAmy.情态动词：S+can/may/must/should+be+过去分词4.Theywillfinishtheworkintendays.Theworkwillbefinished(bythem)intendays.一般将来时：S+will+be+过去分词5.Someworkersarepaintingtheroomsnow．Theroomsarebeingpaintedbysomeworkersnow.现在进行时：S+am/is/are+being+过去分词6．Wehavemadetwentymorekeys．Twentymorekeyshavebeenmadebyus.现在完成时：S+have/has+been+过去分词7．Iwasdoingmyhomeworkat8:00lastnight．Myhomeworkwasbeingdone(byme)at8:00lastnight.过去进行时：S+was/were+being+过去分词各种时态的被动语态构成一般现在时：一般过去时：情态动词：一般将来时：现在进行时：现在完成时：过去进行时：S+am/is/are+P.P（过去分词）S+was/were+P.P.S+can/may/must/should+be+P.P.S+will+be+P.P.S+am/is/are+being+P.P.S+have/has+been+P.P.S+was/were+being+P.P.被动语态的特殊形式：一、主动形式表被动这种布料很容易洗。Theclothwasheswell.她的书不好卖。Herbookdoesnotsellwell.类似的词还有：lock,shut,open,move,read,write,clean,draw,cut…1.Theybuilttheairportyearsago.2.Theycouldnotusetheairportnow.3.Apassingplanewillknockdownthehouse.4.Theyhaveofferedmealargesumofmoney.5.Thenoisehavedrivenaway100people.Theairportwasbuiltyearsago.Theairportcouldnotbeusednow.Thehousewillbeknockeddown.Thelargesumofmoneyhavebeenofferedtome.100peoplehavebeendrivenaway.madadj发疯的bemad/crazyabout:为……而疯狂(着迷）他对足球很着迷Heismad/crazyaboutfootball.bemadatsb生某人的气老师对我很生气，因为我迟到了。TeacherwasmadatmebecauseIwaslate1.madadj.发疯的；疯狂的；生气的drivesb.mad/crazy把某人逼疯Sb.gomad某人（自己）变疯了e.g.过多的作业快把我逼疯了。Toomuchhomeworkalmostdrovememad/crazy.他退休后疯了。Hewentmadafterhehadretired.reasonn.原因forthisreason由于这个原因由于这个原因，我迟到了。Forthisreason,Iwaslate.reason/'ri:zən/n.原因•1.n.道理，原因•Theydepartedfornoreason.•他们无缘无故无缘无故就分手了。•2.v.推理，讲出道理，对某人讲道理•Hereasonedhimoutofsmoking.•他说服他戒了烟。•3.adj.reasonable合理的，有道理的•反义词：unreasonable•Thepriceisreasonable.•价钱很合理。sumn.量alargesumof:大量的，喜欢跟钱连用一大笔钱alargesumofmoneysumn.量许多的，大量的，+可名复agreatnumberofagreatmany+不可名agreatdealofdeterminedadj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？makeupone’smindtodosthdecidetodosthmakeadecisiontodosthDeterminedDetermined有决心的坚定的[adj]determine[v]Determinetodo=bedeterminedtodoIdeterminedtogotoShanghai.=IwasdeterminedtoShanghai.Determination判断力决心Aeroplanesareslowlydrivingmemad.drivev.开车,驾驶(drove,driven,driving)driveto开车去往某地IdrovetoDalianyesterday.drivesb.mad把某人逼疯drivesb.awayfrom把某人赶走drivesb.outof把某人赶出去drivesb.back撵回去driveinto赶进…2.Ilivenearanairportandpassingplanescanbeheardnightandday.1）v+ing正在…的（现在分词可以放在名词前面，做定语）passingplanes：passing现在分词做定语asleepingbaby:正在睡觉的小孩awaitingcar:正在等待的amovingtruck正在移动的汽车aflyingobject飞行中的物体aburningbuilding正在燃烧的大楼ahuntingdog正在猎物的狗正在跳舞的男孩是我的哥哥。Thedancingboyismybrother.Hestoppedapassingcar.•他挡住了一辆过往汽车。2）nightandday日日夜夜e.g.Iwillsitbyherbedsidedayandnight.我会日夜守在她的床边。Heworkednightandday.他夜以继日地工作Hethoughtofthematternightandday.他日夜在想这个问题。Theairportwasbuiltyearsago,butforsomereasonitcouldnotbeusedthen.forsomereason:由于某种原因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somewatere.g.Hewaslateforschoolforsomereason.由于某种原因，他上学迟到了！Hedidn'ttellmetheanswerforsomereason.由于某种原因，他没有告诉我答案!I’lltellyousomedaySomemanatthedoorisaskingtoseeyou.SomeMr.Wangwantedyouonthephone.•（1）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：•Heleftthecityyearsago.•他多年前就离开了这座城市。•Ihavenotseenhimforweeks.•我已经有好几个星期没见他了。•（2）some在这里不表示“一些”，而表示“某个”、“某种”等：•I'lltellyousomeday.•有一天我会告诉你的。•We'lltalkaboutitsomeothertime.•我们改日再谈这件事。Lastyear,however,itcameintouse.however用于句首,句中,用逗号隔开表示转折，但语气没有but强烈.新的学校将于明年投入使用。Thenewschoolwillcomeintousenextmonth.comeintouse为固定短语，表示“开始被使用”：Whendidthetraincomeintouse?这火车什么时候开始使用的？Theroadcameintouselastmonth.这条路上个月通车了。Lastyear,however,itcameintouse.Sth.comeintousen.投入使用;(没有被动式)beused被使用(被动式）usen.[ju:s]vt.[ju:z]comeintouse:投入使用=put…intouse1)Thismethodcomesintouse.2)Theyputthismethodintouse.3)Thismethodisputintouse.3.however然而but虽然…但是…though虽然…但是…although虽然…但是…e.g.It'shardwork._________,Ienjoyit.It'shardwork_____Ienjoyit._________________it'shardwork,Ienjoyit.It'shardwork;Ienjoyit,______.Hisfriends,_______,hadotherideas.HoweverbutThough/AlthoughthoughhoweverOverahundredpeoplemusthavebeendrivenawayfromtheirhomesbythenoise.over=morethan7.awayfrom离开8.Home与house的区别home:家，强调有感情；house仅仅指房子TomregardsNanjingashissecond____becausehehasbeenhereformanyyears.A.family