初中英语人教版八年级上册U3形容词副词比较级的用法.ppt

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1、Unit3I'mmoreoutgoingthanmysister.--安字中学段红玉形容词/副词的比较级用法JimBobBobisheavy.Jimisthin.thinSheisyoung.Heisold.young/oldheavyWhatdoeshe/shelooklike?Jordanistall.YaoMingistallerthanJordan.Jordan2.26m1.98mYaoMingistaller.Jordanis__________YaoMing.shorterthanLookatthepictures,compareanddescribe

2、them:形容词/副词的比较级1.形容词的原形就是原级.2.比较级，表示较……或更……一些的意思。今天我们来学习加er，ier和more的比较级。原级比较级tallshorttallershorter形容词/副词比较级的构成规则1.构成的规则变化1.直接在形容词后加-er。2.以不发音的e结尾的形容词直接在其后加-r。tall——tallernice——nicer3.以重读闭音节结尾并且末尾只有一个辅音字母，应先双写这个辅音字母再加-erbig——bigger4.以“辅音字母+y”结尾的，先改“y”为“i”，再加-er。happy——happier5.多音节和部分

3、双音节形容词在其前面加more。outgoing——moreoutgoingshort——fast——large——thin——heavierheavy——morebeautifulbeautiful——thinnerlarger让我们归纳:shorterfaster2.构成的不规则变化:eg.good/well–betterbad/badly–worsemany/much–morelittle–lessfar–farther/furtherold—older/elder写出下列形容词或副词的比较级：smarterhappiermoreexpensivebette

4、rthinnerhigherbetterquieternicerhardermorepopularlaizier1.Jordanistall.2.YaoMingistallerthanJordan.更高句型结构:A+be+形容词比较级+than+BMyfatheristallerthanmymother.eg:Theredboxisbig.Thegreenboxissmall.Theredbox____________thegreenbox.Thegreenbox___________theredbox.isbiggerthanissmallerthan句型结构：

5、A+实义动词+副词比较级+than+BSamTomplaythedrumswellSam_____thedrums__________Tom.plays曾毅Tom____thedrums____.playswellbetterthanA+动词+副词比较级+than+BjumpshighrunsfastTomLucySamLiLeiLucy__________________Tom.jumpsSam__________________LiLei.runshigherthanfasterthan6:00amworkhardgetupearlyspeakclearlyP

6、raticeliuWenGuoYangPaulSueLiuWenworksharderthanGuoYang.SuegetsupearlierthanPaul.用形容词的适当形式填空longerfunniermorepopularolderyoungerjumpsearlierthinnerhigherDoesbetterslowlymoreslowlyThankyou!Byebye!Homework请用形容词比较级来描述一下你家人的性格及相貌特征。至少说出五句话。提示词：fat;heavy;beautiful;tall;interesting;smart;qui

7、et;outgoing;funny等.