形容词比较级公开课

TheComparativeDegreeofAdjectivesAndAdverbs形容词的比较级GAMETIME说出下列形容词的比较级Shortgoodbiglateeasydeliciousshorterbetterbiggerlatereasiermoredelicious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--finer3.以“辅音字母＋ｙ结尾的”，把ｙ变ｉ，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-er5.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)/ill—worsemuch/many(多的)–morelittle(少的)—lessfar(远的)—farther/furtherold(老的)—older/elder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。Iamtallerthanhe.thanIyesterday.Hecameearlier他昨天比我来得早。John’swatchismoreexpensivethanyours.约翰的手表比你的贵。Q1：通常在什么情况用形容词比较级？主语+谓语+adj./adv.比较级+than+B.Thiscakeismoredeliciousthanthatone（两者之间）Which/Whois+比较级,AorB?这个蛋糕比那个蛋糕好吃。数学和英语，哪个更容易？Whichiseasier,mathsorEnglish?主语+谓语+adj./adv.比较级+than+B.Thiscakeismoredeliciousthanthatone（两者之间）Which/Whois+比较级,AorB?这个蛋糕比那个蛋糕好吃。数学和英语，哪个更容易？Whichiseasier,mathorEnglish?Heistallerthananyotherboy.Heistallerthantheotherboys比较级+thantheother+复数名词比较级+thananyother+单数名词···比其他任何一个都···吃的越多，会变得越胖youeat,youwillbe.Themorethefatterthe+比较级，the+比较级越…,就越…。你们越仔细，出的错误就越少.Themorecarefulyouare,thefewermistakesyoumake.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…”天变得越来越黑。It’sgettingdarkeranddarker.东莞变得越来越美丽Dongguanisbecomingmoreandmorebeautiful.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：notso\as+原级+as英语和数学一样重要Englishisasimportantasmath.汤姆工作没有露西努力。Tomdoesn’tworkashardasLucy.much,even,alot,abit,alittle,far等Lucyismuchheavierthanhersister.可以修饰比较级，表示“……得多”，“甚至……”Lucy比她姐姐胖的多。1.Ahorseis___thanadogA.muchheavyB.moreheavierC.muchheavier2.Emmahardlyevermakesmistakes.Sheis___A.careB.carefulC.carefullyD.careless3.Whichsubjectis__,EnglishorChinese?A.interestingB.mostinterestingC.moreinterestingD.themostinterestingCBC4.Inourcityit’s___inJuly,butitiseven____inAugustA.hotterhottestB.hothotC.hotterhotD.hothotter5.Thebreadis__thanthesecakesA.verydeliciousB.muchdeliciousC.moredeliciousD.asdelicious6._____youwork,____yourfuturewilbe.A.Harder;betterB.Themorehardly;themorebeautifulC.Themorehard;thebetterD.Theharder;thebrighterDcD7.Thisbookismoreinterestingthan_____A.anythingB.anybooksC.anyotherbooksD.anyotherbook8.EveryoneknowsChinaisgetting______A.strongandstrongB.strongerandstrongerC.morestrongandstrongD.strongestandstrongest9.Inordertokeephealthy,youshouldeat______fastfood,__freshvegetablesandtakeenoughexercise.A．fewer,fewerB.less,moreC.fewer,moreD.less,lessDBB句型转换：1.Tomistall.Jimisshort.(比较级合并)Tomis_____________Jim.2.Myhairislong.Mary’shairislonger.(合并成一句)Mary’shair_______________________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.tallerthanislongerthanfatter/heavierthanmoreasasCONCLUSIONI形容词的比较的基本构成①单音节和部分双音节词一般在词尾加er,②以字母e结尾的词,加r,③重读闭音节词只有一个辅音字母时,双写辅音字母,加er,④以辅音字母加“y”结尾的双音节词,先改“y”为“i”再加er,⑤多音节和ed/ing结尾的形容词和ly结尾的副词在词前加moreII形容词比较级的六个特殊变化①.good/well—better②bad/ill/badly—worse③many/much—more④little—less⑤far—farther/further⑥old—older/elderIII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。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：notso\as+原级+as英语和数学一样重要Englishisasimportantasmath.Good,better,best,Neverletitrest.Tillgoodisbetter,Andbetter,best.好上加好，直到最好；精益求精，永无止境。拓展：我会译