人教版英语八年级上Unit3课件1

Unit3I’mmoreoutgoingthanmysister.SectionAWhatdoeshelooklike?Heis…shorttallYaoMingistall.Panisshort.JolinGigiShehaslonghair.Shehasshorthair.longhair/shorthairJimBobBobisheavy.Jimisthin.thinSheisyoung.Heisold.young/oldheavyshortshorthairheavy/fatsmartstrongoutgoingserious严肃的，稳重的友好的,外向的聪明的，漂亮的foolish有趣的,好玩的文静的,内向的funnytalllonghairthinquietweakfoolish有趣的,好玩的文静的,内向的funnytalllonghairthinquietSpeakouttheopposites(反义词)oftheseadjectivesJordanistall.YaoMingistallerJordan2.26m1.98mthanJordan.YaoMingistaller.Jordanis__________YaoMing.shorterthanLookatthepictures,compareanddescribethem:LiuHuanisheavy.FeiMaoisheavier80kgthanLiuHuan.FeiMaoisheavier.90kgCaiYilin’shairislong.LiuYifei’shairislongershort/longhairLiuYifei’shairislongerthanCaiYilin’s.CaiYilinhaslonghair.LiuYifeihaslongerhairLiuYifeihaslongerhairthanCaiYilin.1.Jordanistall.2.YaoMingistallerthanhim.更高A+比较级+than+BOis_____thanIfatterThisexampleismoreinterestingthanthatone.O比I胖些Theredboxisbig.Thegreenboxissmall.Theredboxisbiggerthanthegreenbox.Thegreenboxissmallerthantheredbox.Thepurplerulerislong.Thebluerulerisshort.Thepurplerulerislongerthantheblueruler.Thebluerulerisshorterthanthepurpleruler.LinXinruisthin.LiuYifeiisthinner.LiuYifeiisthinnerthanLinXinru.45kg48kgLiYongismoreoutgoingthanChenglong.ChengLongisoutgoing.LiYongismoreoutgoing.ZhaoWei’seyes.ZhouXun’seyes.biggersmallerarebiggerthanZhouXun’s.aresmallerthanZhaoWei’s.周迅赵薇ZhaoWeihas__________________ZhouXun.ZhouXunhas__________________ZhaoWei.biggereyesthansmallereyesthantallthinlonghairquietlyloudlyshorthairheavyshort1a.Matcheachwordwithitsopposite!Listenandnumberthepairsoftwinsinthepicture.1b123Conversation1A:IsthatSamplaytheguitar?B:No.That’sTom.Samhas______hair_____Tom.C:BothTomandSamcanplaythedrums.butSamplaysthem______thanTom.Conversation2A:That’sTara,isn’tit?B:No,itisn’t.It’sTina.Tinais______thanTara.Andshealsosings____________thanTara.Conversation3A:IsthatPaul?B:No,that’sPeter.Peter’s________thanPaul.AndPaul’s________thanPeter.1bListenagainandcompletetheconversationslongerthanbettertallermoreloudlyheaviershorterTinaTaraWhichrunsfaster,thedogorthesheep?Thedogrunsfasterthanthesheep.Thesheeprunsfast.Sam_____thedrums__________Tom.Tina_________loudly_____Tara.SamTomplaysbetterthansingsmorethanA+动词+副词比较级+than+BIsthatTara?No,itisn’t.It’sTina.TaraTina1ctallerTinaistallerthanTara.AndshealsosingsmoreloudlythanTara.singsmoreloudlyWhoisthat?No,itisn’t.It’sPaul.IsthatPeter?PaulPeterPeter’sheavierthanPaul.Andheplaystheguitarbetter.Paul’sshorterthanPeter.heavierplaystheguitarbettershorter--IsthatEric?--No,that’sDavid.EricisthinnerthanDavidandheisbetteratsportsthanDavid.DavidEricEricthinisbetteratsports大多数形容词和副词有三个等级：原级、比较级、最高级。一、构成1.构成的不规则变化:eg.good/well–better–bestbad/badly–worse–worstmany/much–more–mostlittle–less–leastfar–farther/further–farthest/furthestGrammar:形容词和副词的比较级和最高级2.构成的规则变化:1)单音节词和少数双音节词一般在词尾后加-er或-est.如：cold–colder–coldestnice—nicer–nicest2)重读闭音节词末尾只有一个辅音字母时,先双写这个辅音字母,再加-er或-est。如:big–bigger–biggestthin–thinner–thinnest3)以“辅音字母+y”结尾的双音节词，先改y为i,再加-er或-est。如：easy–easier–easiesthappy–happier–happiest4)多音节词和部分双音节词在词前加more或most。如：delicious–moredelicious–mostdeliciousinteresting–moreinteresting–mostinteresting比较级规则变化口诀：比较级，要变化，一般词尾加er。(long-longer)词尾若有哑音e,直接加r就可以。(nice-nicer)重读闭音节，单辅音字母要双写。(hot-hotter)辅音字母若加y,记得把y变为i。(happy-happier)二、用法1.比较级表示两者(人或事物)的比较。eg.IamtallerthanTom.Mydressismorebeautifulthanhers.2.最高级表示三者或三者以上(人或事物)的比较,其中有一个在某一方面超过其他几个时,用最高级。最高级的前面一般要加定冠词the,后面可带of(in)短语来说明比较的范围。如：Sheistheyoungestintheclass.Jasonisthetallestofthethree.Whosehandwritingisthebestofall?3.在形容词比较级前还可用much,even,still,alittle来修饰,表示“……的多”,“甚至……”,“更……”,“……一些”。如：Thiscityismuchmorebeautifulthanbefore.She’salittlemoreoutgoingthanme.It’salittlecoldertoday.4.“比较级＋and＋比较级”意为“越来越……”。多音节比较级用“moreandmore＋形容词原级”形式。如：It’sgettingworseandworse.Thegroupbecamemoreandmorepopular.5.“Which/Whois+比较级…？”比较A、B两事物,问其中哪一个较……时用此句型。如：WhichT-shirtisnicer,thisoneorthatone?Whoismoreactive,MaryorKate?Whichoneismorepopularamongstudents,goingtoconcertsorgoingtomovies?6.使用形容词比较级时需注意以下几点：1)than后面接代词时,一般要用主格形式，但在口语中也可使用宾格形式。如：MybrotheristallerthanI/me.2)当需要表示一方超过另一方的程度时，可以用much,alot,alittle,abit,even,still等来修饰形容词比较级。注意:比较级不能用very,so,too,quite等修饰。如：HeismuchmoreseriousthanSam.3)形容词比较级后面往往用连词than连接另一个比较的人或事物,但在上下文明确的情况下,形容词比较级可单独使用。如：Mysisteristall,butmyauntistaller.我姐姐个子高,但我姑姑个子更高。用形容词的适当形式填空1.Samhas______(long)hairthanTom.2.Tomis________(smart)thanSam.3.Tinais______(tall)and________(quiet)thanTara.4.Paulis_______(short)and_________(heavy)thanPedro.5.I’m________(funny)thanTara.6.Tarais____________(serious)thanTina.7.DuJiais_____________(popular)thanothersinClass19.8.MrChengis_____________(outgoing)thanMissQu.longersmartertallerquietershorterheavierfunniermoreseriousmorepopularmoreouting