比較級公開課PPT課件

1、第1頁/共45頁Unit 3 Im more outgoing than my sister. （Section A 1a 1c） 第2頁/共45頁 thinfat Cindy is thinner than Angela.Angela is fatter than Cindy.第3頁/共45頁 Yao Ming is taller than Liu Xiang . Liu Xiang is shorter than Yao Ming.shorttall第4頁/共45頁Qi Wei has shorter hair than Zheng Shuang. Zheng Shuang has lon

2、ger hair than Qi Wei. long hair short hair第5頁/共45頁quietlyloudlyThe girl is more quietly than the boy.The boy is more loudly than the girl.第6頁/共45頁Lin Xinru is thin.Liu Yifei is thinner. Liu Yifei is thinner than Lin Xinru.45kg48kg第7頁/共45頁Li Yong is more outgoing than Cheng long.Cheng Long is outgoin

3、g.Li Yong is more outgoing.第8頁/共45頁The women are fat. The man and the woman are thin. The women are fatter than the man and the woman. 第9頁/共45頁The red box is big. The green box is small. The red box is bigger than the green box. 第10頁/共45頁The purple ruler is long. The blue ruler is short. The purple

4、ruler is longer than the blue ruler. 第11頁/共45頁tallthin long hairquietlyloudlyshort hairheavyshort1a. Match each word with its opposite!第12頁/共45頁 Listen and number the pairs of twins 1-3 in the picture.123listeningPeter第13頁/共45頁Listen again and fill in the blanks:1.Sam has _hair than Tom. Sam plays t

5、he drums _than Sam.2.Tina is _than Tara. She sings _ than Tara.3. Peter is _ than Paul. And Pauls _ than Paul.bettermore loudlytallerheavierlonger shorter第14頁/共45頁1c. Practice the conversation in the picture above. Then make conversations about the other twins.A: Thats Tara, isnt it?B: No, it isnt.

6、Its Tina. Tina is taller than Tara. And she also sings more loudly than Tara.第15頁/共45頁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16頁/共45頁 比較級句型結(jié)構(gòu)比較

7、級句型結(jié)構(gòu): 主語主語+謂語動詞謂語動詞+adj. 比較級比較級+ than+ 對比對比成分成分:Eg: Im taller than Jenny. Im more outgoing than my sister.第17頁/共45頁1. Review what we have learn this class and copy the words. 2. Write a report: compare yourself of now with yourself of ten years later.第18頁/共45頁得朋友難，失朋友易得朋友難，失朋友易第19頁/共45頁第20頁/共45頁形容詞

8、或副詞的比較級形式：形容詞或副詞的比較級形式：tall taller fast fasternice nicerthin thinnerearly earlier outgoing more outgoing 原形原形比較級比較級第21頁/共45頁 tall taller fast fasternice nicerthin thinner(以不發(fā)音的字母以不發(fā)音的字母 e 結(jié)尾的結(jié)尾的 + r )(一般在詞尾一般在詞尾 + er )原形原形比較級比較級(重讀閉音節(jié)詞詞尾只有一個輔音重讀閉音節(jié)詞詞尾只有一個輔音字母時，先雙寫輔音字母再字母時，先雙寫輔音字母再 + er)第22頁/共45頁 ear

9、ly earlieroutgoing more outgoing (以輔音字母以輔音字母 + y 結(jié)尾的單結(jié)尾的單 詞，變詞，變 y 為為 i + er ) (多音節(jié)詞和部分雙音節(jié)詞多音節(jié)詞和部分雙音節(jié)詞前加前加more)第23頁/共45頁比較級規(guī)則變化口訣比較級規(guī)則變化口訣：比較級，要變化，一般詞尾加比較級，要變化，一般詞尾加erer。(long-longer)(long-longer)詞尾若有啞音詞尾若有啞音e, e, 直接加直接加r r就可以。就可以。(nice-nicer)(nice-nicer)重讀閉音節(jié)，重讀閉音節(jié)， 輔音字母雙寫加輔音字母雙寫加erer。(thin-thinner

10、)(thin-thinner)輔音字母若加輔音字母若加y, y, 記得把記得把y y變?yōu)樽優(yōu)閕 i。(happy-happier) (happy-happier) 第24頁/共45頁Test yourself 一、寫出下列各形容詞的比較級 short thinbigbeautiful largehotbusypopularearlygoodshorterthinnerbiggermore beautifullargerhotterbusiermore popularearlier better heavyheavierhardharderlatehappilylatermore happily

11、fatfatter第25頁/共45頁quietly-more quietlyloudly-more loudly歸納以上詞的比較級的區(qū)別tall-taller short-shorterlong hair-longer hairthin-thinnerheavy-heavier第26頁/共45頁1c 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 i

12、s taller than Tara. And she also sings more loudly than Tara.第27頁/共45頁 ( ) 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 t

13、han his wife, but he is _taller 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!第28頁/共45頁 ( ) 4, Which do you like _, tea or coffee? A. well

14、 B. better C. best D. most ( ) 5, This work is _ for me than for you. 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第29頁/共45頁 二根據(jù)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,他妹妹鋼琴彈

15、得很好。他妹妹比他彈鋼琴更好。 His sister plays the piano . His sister plays the piano Him. 3,我們努力學習。他們比我們學習更努力。 We study . They study than .第30頁/共45頁fastwildcalmsmartlong oldtallyoungshortererererererererergerterternerbusyhappyheavyeasyfunnyierierierierierCan you find out the rules?largenicewiderrrbighotfatthin第3

16、1頁/共45頁2.多音節(jié)和少部分雙音節(jié)單詞的構(gòu)成規(guī)律：多音節(jié)和少部分雙音節(jié)單詞的構(gòu)成規(guī)律：直直接在原單詞之前加接在原單詞之前加more eg: more outgoing more clearly more beautiful more interesting 3.不規(guī)則變化的：不規(guī)則變化的：p114比較級的結(jié)構(gòu)為”比較級+than”, 如果比較如果比較 的兩者相同時則用的兩者相同時則用“as+ adj./adv的原形的原形 +as ”, 其否其否 定結(jié)構(gòu)為定結(jié)構(gòu)為“not as/so + adj./adv.+ as”注意：第32頁/共45頁3,800,0003,200,000The whit

17、e car is more expensive than the red car.The red car is cheaper than the white car.第33頁/共45頁談談我們的收獲！第34頁/共45頁比較級的結(jié)構(gòu)為”比較級+than”, 如果如果比較比較 的兩者相同時則用的兩者相同時則用“as+ adj./adv的原形的原形 +as ”, 其否其否 定結(jié)構(gòu)為定結(jié)構(gòu)為“not as/so + adj./adv.+ as”注意：第35頁/共45頁一、按要求寫出下列各詞的正確形式 1 easy(比較級)：_ 2 different(名詞)：_3 many(比較級):_ 4 seri

18、ous(比較級):_ 5 friendly(比較級):_ easierdifferencemoremore seriousfriendlier第36頁/共45頁6 funny(比較級)_ 7 outgoing(比較級)_ 8 quiet(反義詞)_ 9 tall(反義詞)_ 10 beautiful(比較級)_ more beautifulmore outgoingloudshorteasier第37頁/共45頁 完成句子完成句子1.他長得什么樣子？他很高。他長得什么樣子？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.他的頭發(fā)比我的短。他的頭發(fā)比我的短。 His hair is _(short) than mine. 4.我來的比你晚。我來的比你晚。 I come _ (late) than you.shorterlater第38頁/共45頁1.If you w