新概念英语第册课(3)省公共课一等奖全国赛课获奖课件.pptx

Lesson125第1页Can Peter come in and have tea?Yes,hecan.第2页Questions on the textDoesSusanhaveteabyherself?video第3页waterterrible去e改yterriblydrynusancemeansurprise超出了预想价格，所以诧异。surpriseimmediatelyimmediately这不是我身份证，（反了），是因为过去贪吃，要立刻把这件事办好。这不是我身份证，（反了），是因为过去贪吃，要立刻把这件事办好。i努力我三次都掉进冰里（没i），真讨厌！第4页Key wordsexpressionswaterw:t,w-v.浇水浇水Terriblyterbliadv.非常非常drydraiadj.干燥，干干燥，干Nuisancenju:snsn.讨厌东西或人讨厌东西或人meanmi:nv.意味着，意思是意味着，意思是surprisespraizn.惊奇，意外事惊奇，意外事Immediatelyimi:ditliadv.马上地第5页Key wordsexpressions1.water vt.供以水；给供以水；给浇水浇水Mygrandpaiswateringtheflowersinthegarden.n.水；海水；雨水；海域，大片水水；海水；雨水；海域，大片水Givemeaglassofwater.bywater用船运=byship=byseaPostmensendthepackagesbywater.spendmoneylikewaterMysisterspendshermoneylikewater.第6页Key wordsexpressions淡水；饮用水；糖水淡水；饮用水；糖水热水；开水；困境热水；开水；困境水质水质污水，废水污水，废水sweet waterhot waterwater qualitywaste water第7页Key wordsexpressions2.terriblyadv.非常；非常；Itisterriblyhot.Imissmymotherterribly.Imvery/really/terribly/extremelysorry.terribleadj.糟糕，极坏Howistheweather?-Itisterrible.Ivejusthadaterriblethought.坏消息坏消息第8页Key wordsexpressions3.dryadj.干（wet湿）Thisglasscankeepthesugardry.v.把.弄干Hedriedhishairwithatowel.dryoneseyes擦干眼泪vi.变干变干Clothesdontdryeasilyinwinter.第9页Key wordsexpressions4.nuisance n.讨厌东西或人Whatanuisance!真讨厌！Youarearealnuisancetome.makeanuisanceofoneself=makeoneselfanuisance惹人讨厌Dontmakeyourselfanuisancetoothers.不要做一个令人讨厌人。不要做一个令人讨厌人。你真是太讨厌了！你真是太讨厌了！第10页Key wordsexpressions5.mean(meant;meant)v.意思是Whatdoesthewordmean?Theredlightmeans“stop”.meantodosth打算做.Imeantogotomorrow.meandoing意味着Thepicturemeansstopping.adj.吝啬Heismeanaboutmoney.adj.卑劣Itismeanofsbtodosth某人做.真卑劣Itismeanofyoutostealthepoorsmoney.第11页Key wordsexpressions6.surprisen.惊喜；诧异；意外事Surprise！tosbssurprise=tothesurpriseofsb令某人诧异是Tomysurprise,sheisthemotheroftwochildren.insurprise吃惊地，在惊慌中Helookedatmeinsurprise.v.使.诧异Youalwayssurpriseme.Tothesurpriseofme第12页Language points1.Cantyoucomeinandhaveteanow,Peter?这是否定疑问句，表示邀请。这是否定疑问句，表示邀请。cantyou.表示说话人希望听话人做某事强烈意愿和看法。例Cantyoucomeandhelpme?你就不能来帮帮我吗？2.Imustwaterthegardenfirst.3.Doyouhavetowateritnow?4.Itsterriblydry.5.Dontyouremember?这也是否定疑问句。这也是否定疑问句。第13页Language points6.Ihadtowateriteveryday.7.Well,Illhaveteabymyself.8.lookoutofthewindow.9.Thatmeansyoudontneedtowaterthegarden.表示表示“无须无须”，是，是must和和haveto普通现在时否定式。普通现在时否定式。10.Thatwasapleasantsurprise.真是意想不到好事。从从往外看往外看donthavetoneednt第14页GrammarsShehastoleaveearly.Shemustleaveearly.Doesshehavetoleaveearly?Mustsheleaveearly?Shedoesntneedto/havetoleaveearly.Sheneedntleaveearly.陈说句陈说句疑问句疑问句否定句否定句第15页haveto与mustmust表示主观认为有必要，有义务haveto表示含有客观环境方面需要，除了“必须”之外，还有“不得不”。must没有时态和人称改变Imust,hemusthaveto有时态和人称改变Ihaveto,hehastoeg.Imustworkhard.我必须努力工作。(我以为有必要这么做。)Ihadtogohomebyshiplastnight.我昨晚不得不乘船回家。(有可能没有赶上其它航班或者火车，没选择才坐船。)Grammars第16页GrammarsMustIarriveontime?-Yes,youmust.-No,youneednt.DoIhavetoarriveontime?-Yes,youhaveto.-No,youdonthave/needto.第17页MustItakecareofmygrandma?Yes,you_./No,you_.(must;neednt)Doesshehavetocomehomebefore7?Yes,she_./No,she_.(hasto;doesnthaveto/neednt)Exercises 第18页Mybrotherwasveryill,soIhadtocallthedoctorinthemiddleofthenight.我弟弟病得很厉害,我只好午夜里把医生请来。(客观上需要做这件事)Hesaidthattheymustworkhard.他说他们必须努力工作。(主观上要做这件事)第19页Hehadtolookafterhissisteryesterday.haveto有些人称、数、时态改变,而must只有一个形式。但must可用于间接引语中表示过去必要或义务。第20页Youdonthavetotellhimaboutit.你不一定要把此事告诉他。Youmustnttellhimaboutit.你一定不要把这件事告诉他。在否定结构中:donthaveto表示“无须”,mustnt表示“禁止”。第21页小结haveto和must两词都是“必须”意思,haveto表示客观需要,must表示说话人主观上看法,既主观上必要。第22页Canyoutellusyourstory,Tony?Tony,你能给我们讲讲你故事吗？could表示有礼貌请求,语气委婉,惯用于非熟人之间或晚辈对长辈,下级对上级场所。第23页-CouldIhavethetelevisionon?-Yes,youcan./No,youcant.提出委婉请求在回答中不可用could。Hecouldntbeabadman.他不大可能是坏人。在否定、疑问句中表示推测或怀疑。第24页小结could与cancould与can都是情态动词,could是can过去式。二者都可用于表示请求,不过使用方法稍有不一样。can表示普通性请求,语气随便，惯用于熟人之间或长辈对晚辈,上级对下级场所。第25页用情态动词can,cant,may,must,mustnt,neednt,could填空。1.-_youcomeandplaywithusnow?-ImafraidI_.I_dothecooking.I_comelater.2.-_wecleanthewindowstoday?-No,you_.You_cleanthemtomorrow.CouldcantmustcanMustneedntcan第26页情态动词表推测1.肯 must，may，might/could2.否 cant /couldnt,may not/might not3.疑 can/could 注：以上三种句式中情态动词语气按程度都是依次递减。Might,could并非may,can过去式，而表示语气较为委婉或可能性较小。第27页can 表示“能力”。must 必须，应该情态动词，后跟动词原形。1.我会铺床。I can make the bed.2.她会扫地。She can sweep the floor.3.你必须写作业。You must do your homework.4.我应该做些什么呢？What must I do?Grammar：情态动词第28页1.我必须现在走。2.我不得不现在走。I must go now.must&have to定义：must “必须，应该”强调主观必要性。have to “不得不”强调客观情况。性质：must;have to+动词原形注意：have to 固定短语，其中have 是实义动词。有各种时态。e.g.He has to go to school.I had to go to school yesterday.I have had to wait for three hours.I have to go now.他不得不去学校。我昨天不得不去学校。我不得不等了3小时。第29页句型转换（一.变否）1.She can put on her coat.She cant put on her coat.2.You must go home now.You neednt go home now.找到be助情，后面加not.3.I have to do my homework now.I dont have to do my homework now.4.Amy has to wash the dishes.Amy doesnt have to wash the dishes.第30页1.He can swim across the river.Can he swim across the river?2.I must water the flowers.Must you water the flowers?找到be 助情，直接提句首，人称一变二，句号变问号。3.I have to type these letters.Do you have to type these letters?4.Tom has to leave at ten oclock.Does Tom have to leave at ten oclock?句型转换（二.变疑）第31页练一练1.I can sing English songs.变否：变疑：2.I must water the garden now.变否：变疑：3.She has to go to school tomorrow.变否：变疑：I cant sing English songs.Can you sing English songs?I neednt water the garden now.Must you water the garden now?She doesnt have to go to school.Does she have to go to school?第32页我来问，你来答1.Can he sweep the floor?Yes,he can.2.Can his little sister sing?Yes,she can.3.Do you have to listen to the radio?Yes,I do.4.Does Coco have to dance?Yes,she does.5.Must you make the bed?Yes,I must.No,I neednt.No,I dont have to.No,he cant.No,she cant.No,I dont(have to).No,she doesnt(have to).第33页练一练Can he swim across the river?Do you have to type these letters?Does he have to say English?Must you water the garden now?Must you go home now?Yes,he can.No,he cant.Yes,I do.No,I dont(have to).Yes,he does.No,he doesnt(have to).Yes,I must.No,I neednt/dont(have to).Yes,I must.No,I neednt/dont(have to).第34页第35页Lesson 125 Tea for twoSUSAN:Cant you come in and have tea now,Peter?PETER:Not yet.I must water the garden first.SUSAN:Do you have to water it now?PETER:Im afraid I must.Look at it!Its terribly dry.SUSAN:What a nuisance!PETER:Last summer it was very dry,too.Dont you remember?I had to water it every day.第36页SUSAN:Well,Ill have tea by myself.SUSAN:That was quick!Have you finished already?PETER:Yes.Look out of the window.SUSAN:Its raining!That means you dont need to water the garden.PERTR:That was a pleasant surprise.It means I can have tea,instead.第37页