新概念英语一册L29-30全新课件

教学目的Ⅰ祈使句的学习Ⅲ情态动词must的学习及相关句型的的应用Ⅱ动词词组的掌握教学重点Ⅰ否定祈使句Ⅱ情态动词must的掌握教学难点Ⅰ相关动词词组的掌握Ⅱ含有must的句型应用Period1Greeting:1.Howareyoutoday?2.Whatcoloristhispairofshoes?3.Doyoulikeit?Why?4.Whereareyoufrom?5.Whereareyounow?6.And,whereisyourEnglishteacher?7.Howdoyouusuallygotoschool?8.Askmeifthereisabottleofmilk?9.Askmeifthereisadoginmybag.10.AskmeiftherearesomenewspapersonthetableDoyouoftenhelpyourmothertodothehousework?Doyoucleanyourbebroombyyourself?Lesson29Comein,Amy.(一)Words1shut//关门(1)sh音图:shipsheepfinishdish(2)动词：关门，同义词为close；反义词为open(3)形容词：关着的，同义词为closed；反义词为openEg:Shutthedoor/window/book；/yourmouth、eyes.Games:oppositegame.2air//(1)动词：使通风换气Eg:Airtheroom.Eg:Airthehouse.(2)名词：空气；空中新鲜空气：freshair在空中：intheair/sky;乘飞机：byplane=byairEg:Airtheroomthenwecanbreathethefreshair.Eg:Thereisabirdintheair.Eg:Openthewindowandairtheroom.*3put//放置puton穿上，戴上takeoff脱掉，摘掉Practice(口头上同义句转化)特例Eg:Putit/themon.putsthon=putonsthtakesthoff=takeoffsth有人称代词时需放置在中间Puttheseclothesinthewardrobe.4dust//(1)动词：掸掉灰尘Dustthedressingtable.(2)名词：灰尘5sweep//扫Eg:Dusttheroom/desk/wardrobe.Eg:Sweepthefloor/room.6empty//形容词：空的fullanemptyglass/room/bedroom/wardrobe动词：倒空，使……变空Eg:Emptythebottle.7read//读Eg:Readsomebooks/somenewspapers/somemagazines.8sharpen//削尖，使锋利sharp尖的blunt钝的Eg:Sharpenthepencil/theknives.Eg:Theseknivesaresharp.9turnon打开带电的或旋钮的的物体turnoff关掉Eg:Turnonthelight/redio/tape/stereo.=Turnthelighton…Eg:Turnonthetap/音标/水龙头.=？Eg:Turnoffthelamp//台灯.=？如果加人称代词it/them怎么放置？注意openclose区别！补充讲解所剩词：untidy//乱,不整齐un为否定为前缀：不，否的意思tidy整齐Eg:unhappy,unluckyclothes//衣服Then//然后Shutthedoor.Openthewindow.Airtheroom.Puttheseclothesinthewardrobe.Makethebed.Dustthedressingtable.Sweepthefloor.Emptythebasket.Putonyourhat.（二）祈使句变否定祈使句:在肯定祈使句前面加加上口头练习Practice:L30PartBShutthestereoOpenthetapPutonyourblackboardTakeoffyourcupTurnonthewindowTurnoffthecupboardSweepthemagazineCleantheknivesDusttheshirtEmptythedoorReadthefloorSharpentheshoesPeriod2(一)情态动词mustLeadin:你必须借我300元！must必须，应该。表示含有不可逃避的义务或不可推卸的责任，往往带有说话者的主观色彩。句式结构：主语+must+动词原形.特点：先看例句Eg：Youmustdustthedressingtable.替换人称：shehewethey特点1：must无人称和数的变化；特点2：must后面加动词原形；要变成否定句怎么变呢？Eg:Youmustnotdustthedressingtable.特点3：变否定句时在其后加not,缩写为mustn’t变一般疑问句呢？Eg:Mustyoudustthedressingtable?特点4：变一般疑问句把must提前。总结must各句型：1.肯定句：主语+must+动词原形.2.否定句：主语+mustnot(mustn’t)+动词原形.3.一般疑问句：Must+主语+动词原形？4.肯定回答：Yes,主语+must.否定回答：No,主语+mustn’t.Practice:mustshutthedoor.openthewindow.airtheroom.puttheseclothesinthewardrobe.makethebed.dustthedressingtable.sweepthefloor.emptythebasket.putonyourhat.提示：句型转化----肯否疑划线提问：Eg:Wemustdustthedressingtable.①②对主语进行提问用特殊疑问词？对动作进行提问有特殊疑问词(1)Whomustdustthedressingtable?(2)Whatmustyoudo?(二)串课文（1）英汉互译(2)将课文中所有肯定祈使句变为否定祈使句（三）L30数字的复习巩固110：onetwothreefourfivesixseveneightnineten1119:eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteen20，30：twentythirty几十几：几十加连线符加各位数twenty-one（四）点读笔训练提示孩子把数字写在图片下方！！一:语音题()1.herundersweaterworker()2.pleaseheadsweaterbreakfast()3.heretheredearnear()4.thankorangethinkEnglish()5.openknowdoctorphotoPeriodⅣ二:用所给次的适当形式填空1.Youcan____________(put)yourfootballhere2.Mikelikesplaying______________(guitar).3.Thegirlcandance,buttheboy___________(can).4.LiuTaocan(swim)(good).(he)mothercan(dance).5.Let(we)(help)(she)with(she)homework.6.I(like)(ski).Ican(ski)(good)7.It’sverydangerous.You(must)playhere.8.MustIopenthewindow?No,you(need).9.Pleaseopenyourbookand(read)thetext.10.Iwantto(be)ateacher.三:选择题()1.Nancycan.Ilikeskiing.A.swimB.swimmingC.swims()2.Icanplayfootball,butIcan’tplayguitar.A.the;/B./;theC.the;the()3.—Whatmustyou?--Imust.A.do;skiingB.doing;skiC.do;ski()4.Ican___theviolin.Ilike______theviolin.Aplay,playingBplay,playCplaying,play（）5.Don’t______thebed.AmakeBmakingCmaking()6.What______Idoforyou,madam?AcanBdoCmust()8.MustIdustthebedroom?No,you______?Acan’tBmustn’tCneedn’t()7.MayIcomein?Yes,you______.AmayBcanCmustDcan’t()8.It’scoldoutside,Youmust______.AputonitBputitonCtakeitoffDtakeoffit()9.Theyareveryblunt.Pleasesharpen______.AtheyBthemCitDtheir()10.Itisdark.Youcan______thelight.AopenBturnoffCopeningDturnon四:句型转化1.Shecanskateandski.(对划线部分提问)__________________she_________?2.我会唱歌，我也喜欢唱歌。Ican________andI________________,too.3.--你们会游泳吗?--不会,但我们会踢足球。__you?No,we__.Butwecan_football.4.Theboymustdohishomework.(1)否定句：（2）一般疑问句：5.Imustdustthebedroom.(划线提问)（1）对主语进行提问：（2）对动作进行提问：6．Imustsweepthefloor.（主语换为女她）7.TurnontheTV.(变否定祈使句)8．Let’shavelunch.（否定句）Let’s.9.我必须洗手吗？不，你没有必要。10．这个书包太脏，你不允许用了Thebagisvery,youit.五:阅读Nickandhisfatherareinatrain.Nicklikestostandandputshisheadoutofthewindow.Hisfathersays,‘Sitdown!Don’tputyourheadoutofthewindow!’ButNickgoesonputtinghisheadoutofthewindow.HisfathertacksNick’scapquicklyandsays,‘Yousee,yourcaphasflown.Sitdown!Perhaps,yourcapwillcomeback.’Nickisafraidandhesitsonchairquickly.NickfatherputsthecaponNick’shead.Oh!Itiswonderful!Nickishappy.Hetakeshisfather’scapquicklyandthrowsitoutofthewindow.’Nowit’syourturn,Dad!’Nicksayshappily.快速判断：1.ThewindblowsNick’scapdown.()2.Ifthefatherwhistlesthecapwillflyback.()3.Nick’sfatherwantstopreventNickfromputt