新概念英语第一册Lesson127-128精品课件

Lesson127snowheavilystayathomemusthavetoItissnowingveryhard,soIhavetostayathome.…,soIdon’thaveto/don’tneedtomeetAliceatthestation.I________takeataxi,becauseIdon’twanttogotherebybus.mustI________takeataxi,becauseIcan’tgetabus.havetoReview!haveto不得不，必须must必须hastohadtohaveto强调客观的需要，含有“不得不，被迫”的意思。而must强调主观的看法，即主观上的必要，有责任，有义务去做。haveto有人称，时态的变化，而must没有。1.Mumisn’tathome,soIhavetolookaftermysister.2.Wemusthelpeachother.Wemuststudyhard．我们一定要努力学习。Hehadtogoonfootbecausetherewassomethingwrongwithhiscar.因为他的汽车坏了，他不得不走着去。havehadtowillhavetoReview!否定式的意义不同must的否定式mustn’t意为“一定不要”、“不允许”;而haveto的否定式don’thaveto意为“不必”(=needn’t)。比较：Youmustn’ttellhimaboutit.你一定不要告诉他这件事。(这可能是秘密)Youneedn’ttellhimaboutit.你不必告诉他这件事。(他可能知道了)IthinksheisChinese.Idon'tthinkso.Shecan'tbeChinese.ShemustbeJapanese.Whatnationalityisshe?Whatnationalityishe?IthinkheisFrench.Idon'tthinkso.Hecan'tbeFrench.HemustbeGermany.Beck:贝克。Guess！Howoldarethey?Ithinksheis35yearsold.Idon'tthinkso.Shecan'tbe35.Shemustbe40yearsold.Ithinkheis65yearsold.Idon'tthinkso.Hecan'tbe65.Hemustbe70yearsold.Guess:Whataretheydoing?Ithinkheissinging.Idon'tthinkso.Hecan'tbesinging.Hemustbeplayingtheguitar.Ithinktheyareeating.Idon'tthinkso.Theycan'tbeeating.Theymustbetalking.Ithinktheyaresinging.Idon'tthinkso.Theycan'tbesinging.Theymustbedancing.Whataretheirjob?Ithinkheisacook.Idon'tthinkso.He________acook.He________abaker.can'tbemustbeIthinkheisaworker.Idon'tthinkso.He________aworker.He________acook.Ithinkheis...Idon't...He________a...He________ahairdresser.Pairwork!•Guessyourpartner:•Howoldisyourfather/mother?•What'syourfather's/mother'sjob?•What'she/shedoingnow?•Doitlikethis:•Hemustbe...•Shemustbedoing....Openyourbook!•TrytofinishPartA&PartBonPage260.•Let'slistentothetapeandrepeat.•probably:或许，表示推测不如mustbe的语气肯定。•Let'ssummarize.1.情态动词+原形，表示对__________________推测。•例：Hemustbeateacher.•他一定是一名老师。（系表）•肯定的推断：•否定的推断：（而不是mustn’tbe）Summary现在或将来的情况进行mustbe肯定是can’tbe不可能是Page182.情态动词+bedoing，表对:_______________推测。例：Hemustbehavingalotofmoney.他一定有很多钱。他们一定正在睡觉吧。Theymustbesleeping.Jimmaybeplayingthebasketball.吉姆可能正在打篮球。正在进行的情况进行3.情态动词+havedone，表示对过去的情况进行推测。(明天的课程中会再进行学习。)•例：Itmusthaverainedyesterday.•昨天一定下雨了。•Ican’thavebeenlateyesterday.•我昨天不可能迟到。•Shecouldhavephonedyoulastnight.•她昨晚应该给你打电话了。Translation：•Itmustbecoldoutside.外面肯定很冷。•Theymustbethirsty.他们肯定很渴。•Hecan’tbeMr.Read.他不可能是里德先生。•Shecan’tbelate.她不可能迟到。Translation：•他不可能是老师，他肯定是牙医。Hecan’tbeateacher.Hemustbeadentist.•她不可能是中国人，她肯定是日本人。Shecan’tbeChinese.ShemustbeJapanese.•它不可能便宜，肯定很贵。Itcan’tbecheap.Itmustbeexpensive.•---门铃响了。肯定是Bob。---There’sthedoorbell.ItmustbeBob.---不可能是Bob，他去电影院了。---Itcan’tbeBob.He’sgonetothecinema.Lesson127Afamousactress.Freetalking.DoyoulikewatchingTV?Doyouknowsomefamousactresses?Who’syourfavouriteactress?Doyouknowaboutthem?Doyouwanttobeanactor/actress?Why?KarenMarshNewwordsfamous著名的•befamousfor因为…而出名Heisfamousforhisnovels.他因他的小说而出名。•befamousas作为…而出名Hangzhouisfamousasatouristplace.杭州是一个旅游胜地。actress女演员Sheisafamousactress.她是一个著名的女演员。actor男演员Heismyfavouriteactor.他是我最喜欢的男演员。男服务员waiter男主人host女服务员waitress女主人hostess•atleast至少•①至少•这只花瓶至少价值两万英镑。•Thisvaseisworthatleast20,000pounds.•至少你应该考虑一下我们的建议。•Atleast,youshouldconsideroursuggestions.•②反正；无论如何；不管怎样•他尚未有出国的计划，至少据我所知是这样的。•Hehasnoplanstogoabroadyet,atleastasfarasIknow.•read•1.通过阅读得知，阅悉，读知•2.辩认，读书，阅读•我没时间读书。•Ihavenotimetoread.•readsbsth=readsthtosb给某人朗读……•他朗读了一首诗给全班学生听。•Hereadtheclassapoem.•3.了解，解开。•想要了解他很困难。•Itishardtoreadhim.Listenandanswerthequestions:•WhatdoesKarenMarshdo?•Isthemananactor?•IsKarenMarshlookyoung?•HowoldisLiz?Listenandanswerthequestions:•WhatdoesKarenMarshdo?Sheisanactress.•Isthemananactor?Yes,heis.•IsKarenMarshlookyoung?No,sheisn’t.•HowoldisLiz?Sheisnotmorethantwenty-nine.Notesonthetext•IthinkIcan.我想我可以Idon’tthinkIcan.我想我不能IthinkIcan’t.•我认为你是对的。Ithinkyouareright.我认为你不对。Idon’tthinkyouareright.Ithoughtso.:否定式：Ididn'tthinkso.lookold看起来很老look：名词：haveanotherlook再看一眼look是系动词，后加形容词1.Youlookhappytoday.今天你看起来很开心。2.Doesn’tMarylooksad!玛丽看起来很难过啊！系动词：sound,smell,taste,feel,get,turn,seembe,become…1.Themusicsoundswonderful.2.Theflowerssmellgood.3.Hisfaceturnsred.4.Thefoodtastesgood.5.Heseemsquitehappy.1.Who'sthatbesideher?beside=nextto2.Isn'theherthirdhusband?否定形式的疑问句：目的是加强语气，或者要求得到对方的确认。本课还有一处是：Doesn'tKarenMarshlookold!3.Shedoes,doesn'tshe?does:省略用法，代指的是shelooksold,其后紧跟了一个：___________。反义疑问句Notthatlongago!没有那么久！that做副词，表示强调。---TheFrenchtestwasverydifficult，wasn’tit?法语考试很难，不是吗？---Well，notthatdifficult.没有那么难。你能找出本文中mustbe/can'tbe表示推测的句子sentencesonthebook：•ThatmustbeConradReeves.•Itcan’tbe.•Hemustbeherfourthorfifth.•butshemustbeatleastforty.recognizeKATE:Canyou_________thatwoman,Liz?LIZ:Ithink______,Kate.It_______KarenMarsh,theactress.KATE:I_______so.Who'sthat________her?LIZ:That_________ConradReeves.KATE:ConradReeves,theactor?It_________.Letme__________________.Ithinkyou'reright!Isn'theher______________?LIZ:No.Hemustbeher_____________.KATE:Doesn'tKarenMarsh___________!LIZ:Shedoes,doesn'tshe!Ireadshe'stwenty-nine,butshemustbe_________forty.KATE:I'msuresheis.LIZ:Shewas_________________WhenI