89-90新概念英语第一册ppt课件NCE_Lesson89-90

L89-90,Lesson89Forsale,Newwordsandexpressions,Listenandanswer:,WhycouldntNigeldecide?,NIGEL：Goodafternoon.Ibelievethatthisishouseisforsale.IAN:Thatsright.,beforsale有待出售Thishouseisforsale.beonsale打折Thedressesareonsale.动词：sell（sold,sold）联想：salesman,salesmanager,believe+that从句Ibelievethatthisnewsiswrong.2.believe+sb.Dontbelievehim,Jimmywillhelpus.联想：believein=trust信任,NIGEL：MayIhavealookatit,please？IAN：Yes,ofcourse.Comein.,MayI?比较正式的提出请求。MayIcomein?（firsttime）较熟悉后就可说：CanIcomein？,NIGEL：Howlonghaveyoulivedhere？IAN：Iveliveherefortwentyyears.NIGEL：Twentyyear！Thatsalongtime.,用完成时来表示持续的动作或状态，常和for,since连用。HowlonghaveyoustudiedinNewIdeaSchool?Ivestudiedthereforfouryears.可延续性动词有：live,be,study,teach,wait,IAN：Yes,Ivebeenheresince1976.NIGEL：Thenwhydoyouwanttosellit？IAN：BecauseIvejustretired.Iwanttobuyasmallhouseinthecountry.,NIGEL：Howmuchdoesthishousecost？IAN：$68,500.NIGEL：Thatsalotofmoney!IAN：Itswortheverypennyofit.,=“Howmuchisthishouse?”cost：物作主语Thecoatdoesntcost50Yuan.2.spend：人作主语Ispent50Yuanonthiscoat.,一分钱一分货。第一个“it”指“house”，第二个“it”指“money”。,NIGEL：Well,Ilikethehouse.butIcantdecideyet.Mywifemustseeitfirst.IAN：Womenalwayshavethelastword.,decidetodosth.=makeadecisiontodosth.makeuponesmind下定决心,Lesson90Haveyouyet?,PatternDrill,Doyourselves!,Notesonthetext课文注释,英语小贴士,because：连词，引导原因状语从句becauseof：后面跟名词、代词等作宾语_thebadweather,Anndidnotgototheseaside.Shewaslateagain_sheforgotthemeeting.,because&becauseof,Becauseof,because,英语小贴士,worth&worthy&worth-while三个词都是形容词，“值得的”worth：beworth+n.当名词为金钱时，表示“值”worthy:：beworthyof+n.当名词为抽象名词时，表示“值”beworthytobedone“某事值得被做”,worth-while：beworth-whiletodosth.“值得做某事”worthwhile：Itisworthwhiledoingsth.Itisworthwhilesb.todosth.Itisnot_todiscussthequestionagainandagain.A.worthB.worthyC.worth-whileD.worthwhile,C,语法地带,现在完成时（）for和since在现在完成时中的运用：for表“经历”：for+一段时间since表“自从以来”since+一段时间+ago,since+一个时间点；since+从句Hehasstayedherefor3hours.Hehasstayedheresince3hoursago.Hehasstayedheresince3oclock.HehastaughtEnglishsincehecamehere.,除了for,since以外，常和现在完成时连用的副词还有already,yet,ever,never,just,inthepastfewyears,overthelastthirtyyears,sofar,uptonow,since1980等。MostcollegestudentshavelearnedEnglishformorethansixyears.GreatchangeshavetakenplaceinChinainthepastfewyears.Ihaveneverbeenabroaduptonow.,单词世界,L89-90单元自测,Lesson89-90学习重点,现在完成时的标志时间词:f