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人教版高中英语必修三Unit1Festivalsaroundtheworld语法教案必修三Unit1Festivalsaroundtheworld适用学科高中英语适用年级高中一年级适用区域人教新课标版课时时长(分钟)2课时知识点本单元情态动词的区别与用法教学目标掌握情态动词的区别与用法;了解并学会三段式写作教学重点1.toreviewandconsolidatewhattheyhavelearnedinthisunit.2.developabilitytosolveproblems.教学难点toturnwhattheyhavelearnedintotheirability.教学过程一、复习预习依据语境记词汇(Ⅰ)单词拼写1.Itisdifficulttogetusedtoanothercountry’scustoms(习俗).2.Iadmire(钦佩)himverymuchforheisalearnedandkindman.3.Hewasawarded(授予)thefirstprizeinthecompetition.4.Thestudiesfindthatpeoplewhoareabletoforgive(原谅)feellessstressandlessdepression.5.Weenjoytheharmonyofschoollife,inwhichwecangain(获得)abetterresultofstudy.6.Onhisarrival(到达)attherailwaystation,hewastoldthathistrainwasdelayedfortwohours.7.Havingnotbeengiventhegift,littleTomwept(哭泣)aftertheceremony.8.Theyreceivebasketsfulloffoodandclothing(衣服)fromthepeopletheyworkfor.(Ⅱ)语境填词(用所给词的适当形式填空)1.KellywrotealettertoKimtoapologizeforhercallinghernickname,butKimdidn’tacceptherapology.(apologize)2.Evenifyouhaveapermit,Iwon’tpermityoutoenterthehallwithoutmypermission.(permit)二、课堂导入概念引入情态动词Theclassroomcanseatthirtystudents.这教室能坐三十位学生。Youmustobeytheschoolrules.你必须遵守校规。Itiscoldintheroom.Theymusthaveturnedofftheheating.屋里很冷,他们肯定把暖气关了。Itmust/may/might/couldhaverainedlastnight.Thegroundiswet.地湿了,昨晚肯定/可能/也许下雨了。三、知识讲解知识点1情态动词概念:在动词(一般动词)之前形成动词的否定,疑问,时态,语态,语气或表示特殊意义的动词叫做助动词,其中具有感情色彩一些助动词叫做情态动词。情态动词是一种本身有一定的词义,但要与动词原形及其被动语态一起使用,给谓语动词增添情态色彩,表示说话人对有关行为或事物的态度和看法,认为其可能、应该或必要等。情态动词后面加动词原形。知识点2情态动词分组辨析:1.【考查点】can和could(could为can的过去式)的基本用法(1)表示能力,如:HecanspeakEnglishbetterthanyou.can和beableto都可表示能力,两者在意思上没有什么区别。但是can只能有现在式和过去式,而beableto则有更多的形式,可位于情态动词之后或表达过去成功地做了某事。如:Hewillbeabletodotheworkbetter.Hewasabletofinishtheworkontime.(2)表示客观的可能性Accidentscanhappentoanydrunkendriver.Accordingtotheradio,itcouldrainthisafternoon.(3)表示“许可”时can可以和may换用,如:Youcan(may)gohomenow.如果要表示语气婉转,可用could代替can,这时could不再是can的过去式,注意回答时不能用could。如:----Couldyoucomeagaintomorrow?----Yes,Ican./No,Ican’t.(3)在疑问句和否定句中表示怀疑、惊奇、不相信的态度。如:CanthisgreenbikebeLiuDong's?Howcanyoubelievesuchaliarlikehim?(4)用于肯定句,表示一时的情况,意为:有时候会。如:Itcanbeveryhothereinsummer.Tomisacleverboy,buthecanbedullsometimes.2.【考查点】may和might(might为may的过去式)的基本用法(1)表示允许或许可,否定用mustn’t,表禁止。如:----Mayweswiminthislake?----No,youmustn't.It'stoodangerous.肯定可以用比较婉转的说法进行回答。如:----MayIusethisdictionary?----Yes,please./Certainly./Yes,youcan.(2)在表示请求、许可时,用might比may语气更婉转些,如:MayIhavealookatyournewcomputer?MayI…?在文体上较正式,较客气,日常口语中常用CanI…?[(3)may或might都可以表示可能性,表示或许、可能之意,如果用might表示可能性,则语气更加不肯定,如:Theymay(might)beinthelibrarynow.Heisabsent.Hemay/mightbeill.(4)May用于祈使句,表示祝愿。如:Mayyouhaveahappylife.Mayyousucceed.比较Wishyouahappynewyear.Wishyousuccess.3.【考查点】must的基本用法(1)must表示“必须”、“应该”之意,语气比should,oughtto强烈,其否定式mustnot,缩写形式为mustn’t,表示“不准”、或“禁止”之意,如:Wemuststudyhardandmakeprogresseveryday.Youmustn'ttouchthefire.(2)对以must提出的疑问句,如作否定回答时,要用needn‘t或用don’t(doesn‘t)haveto(不必)来回答,而不用mustn’t,因为mustn‘t表示的是“禁止”或“不许可”之意,如:----Mustwefinishtheworktomorrow?----No,youneedn't(don'thaveto),butyoumustfinishitinthreedays.(3)must可以表示推测,表示“一定”或“必定”之意,只用于肯定句中。如:----Whosenewbikecanitbe?----ItmustbeLiuDong's.Iknowhisfatherhasjustboughthimanewone.Youmustbeill.Icanseeitfromyourface.4.【考查点】haveto的基本用法(1)haveto和must的意义相近,只是must侧重表示说话人的主观看法,而haveto则表示客观需要,如:Imuststudyhard.YouhavetohandinyourcompositionsbeforenextMonday.(2)haveto有人称、数和时态的变化,否定式要用助动词,don’thaveto如:Theyhadtospeedup,fortheweatherturnedterrible.Hehastostayathomebecauseofillness5.【考查点】should的基本用法(1)should表示“建议”或“劝告”,有“应该”之意,可与oughtto互换。如:Youshouldlearnfromeachother.Youshould/oughttogoandseeMarysometime.(2)表示推测,译作:很可能,该,是说话人对客观事物的真实性做出较大可能性的判断。如:It’salready10.Shepromisedtocomeby10.Sheshouldbehereatanymoment.(3)why/how+should表示“竟然”,含意外、惊异等语气。Whyshouldyoubesolatetoday?Idon’tunderstandwhyyoushouldthinkthatIdidit.(4)should后接完成式表示过去没有做到本来应该做的事情,或是做了本来不应该做的事情。如:Youshouldhavegivenhimmorehelp.Youshouldn’thavelefthomewithoutsayingaword.(5)表示万一,用于if从句AskTomtoringmeupifyoushouldseehim.6.【考查点】will的基本用法(1)可以表示“意志”或“决心”,如:Ihavetoldhimagainandagaintostopsmoking,buthewillnotlisten.——Cansomeonehelpme?——Iwill.(2)请求或询问对方的意愿,如:WillyoupleasetellmehowtogettotheCapitalGymnasium?Willyouopenthewindow?(3)表示一种习惯性的动作,有“总是”或“惯于”之意,will指现在,would指过去。如:Everymorninghewillhaveawalkalongthisriver.7.【考查点】would的基本用法(1)would作为will的过去式,可用于各人称,表示过去时间的意志或决心,如:Hepromisedhewouldneversmokeagain.(2)在疑问句中,用于第二人称,表示说话人向对方提出请求或许问对方的意愿时,比用will的气更加婉转,如:Wouldyoulikesomemorecoffee?(3)在日常生活中,学用Iwouldliketo…表示我想要或我愿意之意,以使语气婉转,如:IwouldliketodoEx.2first.(4)would可以表示过去的习惯动作,比usedto正式,并没有现已无此习惯的含义。如:LastyearourEnglishteacherwouldsometimestellusstoriesinEnglishafterclass./Duringthevacationhewouldvisitmeeveryweek.(5)表料想或猜想,如:Itwouldbeabouttenwhenhelefthome.Whatwouldshebedoingthere?Ithoughthewouldhavetoldyouaboutit.8.【考查点】shall的基本用法(1)在疑问句中,shall用于第一、三人称,表示说话人的征询对方意见或请求指示,如:ShallIopenthedoor?(2)shall用作情态动词时,用于第二、三人称,表示说活人的意愿,可表示命令、警告、强制、威胁或允诺等意,如:Heshallgofirst,whetherhewantstoornot.9.【考查点】need的基本用法(1)need作情态动词用时,主要用于否定句和疑问句中,如:Heneedn'tworryaboutusnow.(2)need也可作为行为动词用,可用于肯定句、否定句和疑问句中,其后可接名词、代词、动名词或带to的动词不定式为其宾语。如:
本文标题:人教版英语必修三Unit1-Festivals-around-the-world语法教案
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