比较级公开课课件.ppt

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1、关于比较级公开课第1页，此课件共45页哦Lead-inTwins第2页，此课件共45页哦Unit3Immore outgoing than mysister.（Section A 1a 1c）第3页，此课件共45页哦 thinfat Cindy is thinner than Angela.Angela is fatter than Cindy.第4页，此课件共45页哦 Yao Ming is taller than Liu Xiang.Liu Xiang is shorter than Yao Ming.shorttall第5页，此课件共45页哦Qi Wei has shorter hair

2、 than Zheng Shuang.Zheng Shuang has longer hair than Qi Wei.long hair short hair第6页，此课件共45页哦quietlyloudlyThe girl is more quietly than the boy.The boy is more loudly than the girl.第7页，此课件共45页哦LinXinruisthin.LiuYifeiisthinner.LiuYifeiisthinnerthanLinXinru.45kg48kg第8页，此课件共45页哦LiYongismoreoutgoingthanC

3、henglong.ChengLongisoutgoing.LiYongismoreoutgoing.第9页，此课件共45页哦Thewomenarefat.Themanandthewomanarethin.Thewomenarefatterthanthemanandthewoman.第10页，此课件共45页哦Theredboxisbig.Thegreenboxissmall.Theredboxisbiggerthanthegreenbox.第11页，此课件共45页哦Thepurplerulerislong.Thebluerulerisshort.Thepurplerulerislongertha

4、ntheblueruler.第12页，此课件共45页哦tallthinlonghairquietlyloudlyshorthairheavyshort1a.Match each word with its opposite!第13页，此课件共45页哦1b.Listen and number the pairs of twins 1-3 in the picture.123listeningPeter第14页，此课件共45页哦Listenagainandfillintheblanks:1.Samhas_hairthanTom.Samplaysthedrums_thanSam.2.Tinais_t

5、hanTara.Shesings_thanTara.3.Peteris_thanPaul.AndPauls_thanPaul.bettermoreloudlytallerheavierlongershorter第15页，此课件共45页哦1c.Practicetheconversationinthepictureabove.Thenmakeconversationsabouttheothertwins.A:ThatsTara,isntit?B:No,itisnt.ItsTina.TinaistallerthanTara.AndshealsosingsmoreloudlythanTara.第16页

6、，此课件共45页哦ItemIMy deskmateHeight(tall/short)Build(thin/heavy)Hair(long/short)Get up(early/late)Sing(loudly/quietly)Study(hard)English(be good at)Report:I am taller than my desk mateEyes(big/small)第17页，此课件共45页哦 比较级句型结构比较级句型结构:主语主语+谓语动词谓语动词+adj.比较级比较级+than+对比成对比成分分:Eg:Im taller than Jenny.Im more outgo

7、ing than my sister.第18页，此课件共45页哦1.Reviewwhatwehavelearnthisclassandcopythewords.2.Writeareport:compareyourselfofnowwithyourselfoftenyearslater.第19页，此课件共45页哦得朋友难，失朋友易得朋友难，失朋友易第20页，此课件共45页哦第21页，此课件共45页哦形容词或副词的比较级形式：形容词或副词的比较级形式：talltallerfastfasternicenicerthinthinnerearlyearlieroutgoingmoreoutgoing原形

8、原形比较级比较级第22页，此课件共45页哦talltallerfastfasternicenicerthinthinner(以不发音的字母以不发音的字母e结尾的结尾的+r)(一般在词尾一般在词尾+er)原形原形比较级比较级(重读闭音节词词尾只有一个辅音字母重读闭音节词词尾只有一个辅音字母时，先双写辅音字母再时，先双写辅音字母再+er)第23页，此课件共45页哦earlyearlieroutgoingmoreoutgoing(以辅音字母以辅音字母+y结尾的单结尾的单词，词，变变y为为i+er)(多音节词和部分双音节词前多音节词和部分双音节词前加加more)第24页，此课件共45页哦比较级规则变化

9、口诀比较级规则变化口诀：比较级，要变化，一般词尾加比较级，要变化，一般词尾加erer。(long-longer)(long-longer)词尾若有哑音词尾若有哑音e,e,直接加直接加r r就可以。就可以。(nice-nicer)(nice-nicer)重读闭音节，重读闭音节，辅音字母双写加辅音字母双写加erer。(thin-thinner)(thin-thinner)辅音字母若加辅音字母若加y,y,记得把记得把y y变为变为i i。(happy-happier)(happy-happier)第25页，此课件共45页哦Test yourself一、写出下列各形容词的比较级写出下列各形容词的比较级

10、 short thinbigbeautiful largehotbusypopularearlygoodshorterthinnerbiggermore beautifullargerhotterbusiermore popularearlier better heavyheavierhardharderlatehappilylatermore happilyfatfatter第26页，此课件共45页哦quietly-more quietlyloudly-more loudly归纳以上词的比较级的区别tall-taller short-shorterlong hair-longer hairt

11、hin-thinnerheavy-heavier第27页，此课件共45页哦1cPracticetheconversationinthepictureabove.Thenmakeconversationsabouttheothertwins.A:ThatsTara,isntit?B:No,itisnt.ItsTina.TinaistallerthanTara.AndshealsosingsmoreloudlythanTara.第28页，此课件共45页哦()1.This pencil is_ than that one.A.longest B.long C.longer D.as long()2.

12、These children are _ this year than they were last year.A.more tall B.more taller C.very taller D.much taller()4.Yao Ming is _ taller than his wife,but he is _taller than Pang Changjiang.A.more,a little B.much,a littleC.a little,much()3.It was very hot yesterday,but it is_ today.A.even hotter B.more

13、 hotterC.much more hot D.much hotLets do some exercise!第29页，此课件共45页哦()4,Which do you like _,tea or coffee?A.well B.better C.best D.most()5,This work is _ for me than for you.A.difficult B.most difficultC.much difficult D.more difficult()6,Which do you think tastes _,the chicken or the fish?A.good B.

14、better C.best D.well第30页，此课件共45页哦二根据中英文提示完成下列各句.1.我弟弟很胖。我比他更胖。My brother .I am him.2,他妹妹钢琴弹得很好。他妹妹比他弹钢琴更好。His sister plays the piano .His sister plays the piano Him.3,我们努力学习。他们比我们学习更努力。We study .They study than .第31页，此课件共45页哦fastwildcalmsmartlong oldtallyoungshortererererererererergerterternerbusyha

15、ppyheavyeasyfunnyierierierierierCan you find out the rules?largenicewiderrrbighotfatthin第32页，此课件共45页哦2.多音节和少部分双音节单词的构成规律：多音节和少部分双音节单词的构成规律：直接直接在原单词之前加在原单词之前加more eg:more outgoing more clearly more beautiful more interesting 3.不规则变化的：不规则变化的：p114比较级的结构为”比较级+than”,如果比较如果比较 的两者相同时则用的两者相同时则用“as+adj./adv的

16、原形的原形+as”,其否其否 定结构为定结构为“not as/so+adj./adv.+as”注意：第33页，此课件共45页哦3,800,0003,200,000Thewhitecarismoreexpensivethantheredcar.Thered carischeaperthanthewhitecar.第34页，此课件共45页哦谈谈我们的收获！第35页，此课件共45页哦比较级的结构为”比较级+than”,如果比如果比较较 的两者相同时则用的两者相同时则用“as+adj./adv的原形的原形+as”,其否其否 定结构为定结构为“not as/so+adj./adv.+as”注意：第36页

17、，此课件共45页哦一、按要求写出下列各词的正确形式一、按要求写出下列各词的正确形式1easy(比较级比较级)：_2different(名词名词)：_3many(比较级比较级):_4serious(比较级比较级):_5friendly(比较级比较级):_easierdifferencemoremoreseriousfriendlier练练 习习第37页，此课件共45页哦6funny(比较级比较级)_7outgoing(比较级比较级)_8quiet(反义词反义词)_9tall(反义词反义词)_10beautiful(比较级比较级)_morebeautifulmoreoutgoingloudshor

18、teasier第38页，此课件共45页哦完成句子完成句子1.他长得什么样子？他很高。他长得什么样子？他很高。Whatdoeshe_?Heistall.2.他比我高。他比我高。Heis_(tall)thanme.lookliketaller3.他的头发比我的短。他的头发比我的短。Hishairis_(short)thanmine.4.我来的比你晚。我来的比你晚。Icome_(late)thanyou.shorterlater第39页，此课件共45页哦1.Ifyouwanttobethinnerandhealthier,youdbettereat_foodandtake_exercise.A.mo

19、re,fewerB.more,lessC.fewer,moreD.less,more三三.选择选择第40页，此课件共45页哦2.Hes_thanhisbrother.A.strongB.strongerC.thestrongerD.thestrongest第41页，此课件共45页哦3.Whichdoyoulike_,teaorcoffee?A.goodB.betterC.bestD.thebetter第42页，此课件共45页哦4.Mum,thisT-shirtismuchtoosmallforme.Wouldyoubuymea_one?A.goodB.betterC.largeD.larger第43页，此课件共45页哦Homework1.Compareoneofyourfriendswithyoutofindyoursimilaritiesanddifferences,thenwritethemdown.2.Previewthewordsofthisunit.第44页，此课件共45页哦感谢大家观看第45页，此课件共45页哦