形容词比较级公开课PPT课件

.,1,Welcome,TheComparativeDegreeofAdjectivesAndAdverbs形容词的比较级,.,2,GAMETIME说出下列形容词的比较级,Shortgoodbiglateeasydelicious,shorter,better,bigger,later,easier,moredelicious,.,3,一、规则变化1.单音节和部分双音节形容词或副词一般在词尾加-er。2.以不发音的e结尾的单音词直接加-r如：nice-nicerfine-finer3.以“辅音字母结尾的”，把变，再加-er。4.以重读闭音节结尾的单词，如果末尾只有一个辅音字母，双写最后一个字母，再加-er5.多音节和ed/ing结尾的形容词和ly结尾的副词在词前加more。二、不规则变化good(好的)/well(健康的)betterbad(坏的)/badly(严重地)/illworsemuch/many(多的)morelittle(少的)lessfar(远的)farther/furtherold(老的)older/elder,.,4,表示两者（人或事物）的比较，常用“比较级+than”的结构,e.g.我比他高。,Iamtaller,thanhe.,thanIyesterday.,Hecameearlier,他昨天比我来得早。,Johnswatchismoreexpensivethanyours.,约翰的手表比你的贵。,Q1：通常在什么情况用形容词比较级？,.,5,形容词或副词比较级的常用句型,Thiscakeismoredeliciousthanthatone,（两者之间）,这个蛋糕比那个蛋糕好吃。,数学和英语，哪个更容易？,Whichiseasier,mathsorEnglish?,.,6,形容词和副词比较级的常用句型,Thiscakeismoredeliciousthanthatone,（两者之间）,这个蛋糕比那个蛋糕好吃。,数学和英语，哪个更容易？,Whichiseasier,mathorEnglish?,.,7,Heis,tallerthananyotherboy.,Heistallerthantheotherboys,.,8,吃的越多，会变得越胖,youeat,youwillbe.,你们越仔细，出的错误就越少.,Themorecarefulyouare,thefewermistakesyoumake.,.,9,比较级+and+比较级moreandmore+多音节和ed/ing结尾的形容词和ly结尾的副词“越来越”,5,天变得越来越黑。,Itsgettingdarkeranddarker.,东莞变得越来越美丽,Dongguanisbecomingmoreandmorebeautiful.,.,10,6.“less+原级”：不如，不及常与than连用那本书不如这本书有趣。Thatbookislessinterestingthanthisbook.7.当两者在某一程度上一样或不一样时，用原级比较。肯定：as+原级+as否定：notsoas+原级+as英语和数学一样重要Englishisasimportantasmath.汤姆工作没有露西努力。TomdoesntworkashardasLucy.,.,11,much,even,alot,abit,alittle,far等,哪些词可修饰比较级呢？,Lucyismuchheavierthanhersister.,可以修饰比较级，表示“得多”，“甚至”,Lucy比她姐姐胖的多。,.,12,1.Ahorseis_thanadogA.muchheavyB.moreheavierC.muchheavier2.Emmahardlyevermakesmistakes.Sheis_A.careB.carefulC.carefullyD.careless3.Whichsubjectis_,EnglishorChinese?A.interestingB.mostinterestingC.moreinterestingD.themostinteresting,C,B,C,.,13,4.Inourcityits_inJuly,butitiseven_inAugustA.hotterhottestB.hothotC.hotterhotD.hothotter,5.Thebreadis_thanthesecakesA.verydeliciousB.muchdeliciousC.moredeliciousD.asdelicious,6._youwork,_yourfuturewilbe.A.Harder;betterB.Themorehardly;themorebeautifulC.Themorehard;thebetterD.Theharder;thebrighter,D,c,D,.,14,7.Thisbookismoreinterestingthan_A.anythingB.anybooksC.anyotherbooksD.anyotherbook8.EveryoneknowsChinaisgetting_A.strongandstrongB.strongerandstrongerC.morestrongandstrongD.strongestandstrongest9.Inordertokeephealthy,youshouldeat_fastfood,_freshvegetablesandtakeenoughexercise.Afewer,fewerB.less,moreC.fewer,moreD.less,less,D,B,B,.,15,句型转换：1.Tomistall.Jimisshort.(比较级合并)Tomis_Jim.2.Myhairislong.Maryshairislonger.(合并成一句)Maryshair_mine.3.PedroisthinnerthanSam.(改为同义句)Samis_Pedro.4.Mysisterisbetteratstudythanme.Sheisclever.(改为同义句)Mysisteris_clever(聪明的)thanmeatstudy.5.Peterisfunny.Paulisfunny,too.(合并成一句)Peteris_funny_Paul.,taller,than,is,longer,than,fatter/heavier,than,more,as,as,.,16,CONCLUSION,I形容词的比较的基本构成单音节和部分双音节词一般在词尾加er,以字母e结尾的词,加r,重读闭音节词只有一个辅音字母时,双写辅音字母,加er,以辅音字母加“y”结尾的双音节词,先改“y”为“i”再加er,多音节和ed/ing结尾的形容词和ly结尾的副词在词前加moreII形容词比较级的六个特殊变化.good/wellbetterbad/ill/badlyworsemany/muchmorelittlelessfarfarther/furtheroldolder/elder,.,17,III形容词和副词比较级的常用句型1、A+v.+adj./adv.比较级+than+B.2、Who/Whichis+比较级,AorB3、比较级+thantheother+复数名词比较级+thananyother+单数名词比其他任何一个都4、the+比较级，the+比较级越,就越。5、比较级+and+比较级“越来越”6.“less+原级”：不如，不及常与than连用那本书不如这本书有趣。Thatbook