比较级公开课课件.ppt

1、Unit 3 Im more outgoing than my sister.（Section A 1a 1c）thinfat Cindy is thinner than Angela.Angela is fatter than Cindy.Yao Ming is taller than Liu Xiang.Liu Xiang is shorter than Yao Ming.shorttallQi Wei has shorter hair than Zheng Shuang.Zheng Shuang has longer hair than Qi Wei.long hair short ha

2、irquietlyloudlyThe girl is more quietly than the boy.The boy is more loudly than the girl.Lin Xinru is thin.Liu Yifei is thinner.Liu Yifei is thinner than Lin Xinru.45kg48kgLi Yong is more outgoing than Cheng long.Cheng Long is outgoing.Li Yong is more outgoing.The women are fat.The man and the woma

3、n are thin.The women are fatter than the man and the woman.The red box is big.The green box is small.The red box is bigger than the green box.The purple ruler is long.The blue ruler is short.The purple ruler is longer than the blue ruler.tallthin long hairquietlyloudlyshort hairheavyshort1a.Match ea

4、ch word with its opposite!Listen and number the pairs of twins 1-3 in the picture.123listeningPeterListen again and fill in the blanks:1.Sam has _hair than Tom.Sam plays the drums _than Sam.2.Tina is _than Tara.She sings _ than Tara.3.Peter is _ than Paul.And Pauls _ than Paul.bettermore loudlytalle

5、rheavierlonger shorter1c.Practice the conversation in the picture above.Then make conversations about the other twins.A:Thats Tara,isnt it?B:No,it isnt.Its Tina.Tina is taller than Tara.And she also sings more loudly than Tara.ItemIMy deskmateHeight(tall/short)Build(thin/heavy)Hair(long/short)Get up

6、(early/late)Sing(loudly/quietly)Study(hard)English(be good at)Report:I am taller than my desk mateEyes(big/small)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+对比对比成分成分:Eg:Im taller than Jenny.Im more outgoing than my sister.1.Review what we have learn this class and copy the words.2.Write a report:co

7、mpare yourself of now with yourself of ten years later.得朋友难，失朋友易得朋友难，失朋友易形容词或副词的比较级形式：形容词或副词的比较级形式：tall taller fast fasternice nicerthin thinnerearly earlier outgoing more outgoing 原形原形比较级比较级 tall taller fast fasternice nicerthin thinner(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

8、一个辅音重读闭音节词词尾只有一个辅音字母时，先双写辅音字母再字母时，先双写辅音字母再+er)early earlieroutgoing more outgoing (以辅音字母以辅音字母+y 结尾的单结尾的单 词，变词，变 y 为为 i+er)(多音节词和部分双音节词多音节词和部分双音节词前加前加more)比较级规则变化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

9、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)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 short thinbigbeautiful largehotbusypopularearlygoodshorterthinnerbiggermore beautifullargerhotterbusiermore popularearlier better heavyheavierhardhard

10、erlatehappilylatermore happilyfatfatterquietly-more quietlyloudly-more loudly归纳以上词的比较级的区别tall-taller short-shorterlong hair-longer hairthin-thinnerheavy-heavier1c Practice the conversation in the picture above.Then make conversations about the other twins.A:Thats Tara,isnt it?B:No,it isnt.Its Tina.T

11、ina is taller than Tara.And she also sings more loudly than Tara.()1.This pencil is_ than that one.A.longest B.long C.longer D.as long()2.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 _tal

12、ler than Pang Changjiang.A.more,a little B.much,a little C.a little,much()3.It was very hot yesterday,but it is_ today.A.even hotter B.more hotter C.much more hot D.much hotLets do some exercise!()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

13、.A.difficult B.most difficult C.much difficult D.more difficult()6,Which do you think tastes _,the chicken or the fish?A.good B.better C.best D.well 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

14、。We study .They study than .fastwildcalmsmartlong oldtallyoungshortererererererererergerterternerbusyhappyheavyeasyfunnyierierierierierCan you find out the rules?largenicewiderrrbighotfatthin2.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：直直接在原单词之前加接在原单词之前加more eg:more outgoing more clearly more beautiful mor

15、e 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：3,800,0003,200,000The white car is more expensive than the red car.The red car is cheaper than the white car.谈谈我们的收获！比较级的结构为”比较级+than”,如果如果比较比较 的两者相同时则用的两者相同时则用

16、“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：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 1 easy(比较级比较级)：_ 2 different(名词名词)：_3 many(比较级比较级):_ 4 serious(比较级比较级):_ 5 friendly(比较级比较级):_ easierdifferencemoremore seriousfriendlier6 funny(比较级比较级)_ 7 outgoing(比较级比较级)_ 8 quiet(反义词反义词)_ 9 tall(反义词反义词)

17、_ 10 beautiful(比较级比较级)_ more beautifulmore outgoingloudshorteasier 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。What does he _ _?He is tall.2.他比我高。他比我高。He is _(tall)than me.look liketaller 3.他的头发比我的短。他的头发比我的短。His hair is _(short)than mine.4.我来的比你晚。我来的比你晚。I come _(late)than you.shorterlater1.If you want to be t

18、hinner and healthier,youd better eat _food and take _ exercise.A.more,fewer B.more,less C.fewer,more D.less,more三三.选择选择2.Hes _ than his brother.A.strong B.stronger C.the stronger D.the strongest3.Which do you like _,tea or coffee?A.good B.better C.best D.the better4.Mum,this T-shirt is much too small for me.Would you buy me a _one?A.good B.better C.large D.largerHomework 1.Compare one of your friends with you to find your similarities and differences,then write them down.2.Preview the words of this unit.