初中英语人教版八年级上册unit3(1a-1c).ppt

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1、Unit3I’mmoreoutgoingthanmysister.Period1(1a—1c)XieLinchengUnit3I’mmoreoutgoingthanmysister.Period1(1a—1c)XieLinchengStep1Revision形容词和副词比较级的构成（规则变化）构成方法原级比较级单音节词和少数多音节词一般在词尾加-er/ə/coldcolderfastfaster以字母e结尾的形容词，加-rnicenicerlargelarger末尾只有一个元音字母加一个辅音字母时，应先双写辅音字母；再加-erbigbiggerhothotter以“辅音字母

2、+y”结尾的双音节词，先改“+y”结尾的双音节词，先改“y”为“i”,再加-ereasyeasierearlyearlier多音节词和部分双音节词在词前加moretiredmoretiredeasilymoreeasily原级比较级最高级good/well(很好地;满意地)betterbestbad/badly（恶劣地）worseworstmany/muchmoremostlittlelessleastfarfartherfarthestfurtherfurthest两“好”，两“坏”和两“多”，还有一“少”和一“远”。不规则变化比较级规则变化歌诀比较级有变化，一般词尾加e

3、r。词尾若有e，直接加r就可以。辅音字母若加y,记得把y变成i。一辅重读闭音节，末尾字母要双写。形副音节123，比较等级more在前。1表示由动词加-ing或-ed构成的形容词(interesting/bored…)2表示由形容词加后缀-ly构成的副词(slowly/happily…)3表示多音节词和部分双音(wonderful/useful/careful/healthy…）写出下列形容词的比较级longshortfinetallthinheavylongershorterfinertallerthinnerheavierStep2Lead-inGuessinggameW

4、hatdoesshelooklike?1longhair/shorthair2thin/heavyGuessinggame-Whatdoeshelooklike?3short/tallGuessinggame-Whatdoeshelooklike?5old/youngGuessinggame-Whatdotheylooklike?LiuXiangis____thanPanChangjiang.PanChangjiangis_____thanLiuXiang.PanChangjiangisshort.LiuXiangistall.tallershorterStep3Prese

5、ntationHanHongisheavy.HanHong______________LinZhiling.isheavierthanLinZhilingisthin.LinZhiling______________HanHong.isthinnerthanmoreoutgoingLiYongismoreoutgoingthanChengLong.ChengLongisoutgoing.LiYongismoreoutgoing.outgoingSunLihasshorthair.LiuYifeihaslonghair.LiuYifeihaslongerhairthanSun

6、Li.SunLihasshorterhairthanLiuYifei.LucyTimLucycanplaytheguitarbetter.Timcanplaytheguitar.LucyplaystheguitarbetterthanTim.LiuXiangistallerthanPanChangjiang.LinZhilingisthinnerthanHanHong.LiuYifeihaslongerhairthanSunLi.LiuYifei’shairislongerthanSunLi’s.LucycanplaytheguitarbetterthanTim.Concl

7、usionStep4Activities1aMatcheachwordwithitsopposite.tallloudlythinshorthairlonghairheavyquietlyshorttwinsListenandnumberthepairsoftwinsinthepicture（1-3）.1231bA:That’sTara,isn’tit?B:No,itisn’t.It’sTina.TinaistallerthanTara.AndshealsosingsmoreloudlythanTara.Pract