形容词比较级和最高级的构词规则华佗中心中学耿海峰规则变化1.单音节和少数双音节单词,一般在词尾加“er”或“est”。clean,tall,small,cheap,short,long,light,high2.以不发音字母“e”结尾的单词,直接在词尾加“r”或“st”。nice,late,close,fine,large,free,rude3.以重读闭音节结尾的单词,如果词尾只有一个辅音字母时,应先双写这一辅音字母,再加“er”或“est”。fat,big,red,thin,hot,fat,sad,wet4.以辅音字母+y结尾的单词,应先改“y”为“i”,在加“er”或“est”。happy,easy,heavy,healthy,busy,lucky,pretty,sunny,funny5.其他双音节单词和多音节单词,都在其前面加“more”或“most”。(beautiful,interesting)6.不规则变化。记忆口诀:合二为一共三对,“坏bad”,“病ill”,两多many/much”和“两好good/well”,一分为二只两个,一是“远far”来二是“老old”,还有一词little含双义,只记“少”来不记“小”。Readandcompare:younglongfullshortsmalloldfineeasyhungryearlyheavybigredyoungeryoungestlongerlongestfullerfullestshortershortestsmallersmallestolderoldestfinerfinesteasiereasiesthungrierhungriestearlierearliestheavierheaviestbiggerbiggestredderreddesthealthymanyfamousillexcitingcarefullywethotlittlefewhealthierhealthiestmoremostmorefamousmostfamousworseworstmoreexcitingmostexcitingmorecarefullymostcarefullywetterwettesthotterhottestlessleastfewerfewestI.原级用法:***1.as+adj/adv.的原级+as(肯,否),(not)so…as(否)eg.Therulerisaslongasthatone.HesingsaswellasJack.Hedoesn’tsingas(so)wellasJack.2.asmuchas,asmanyas与…一样多eg.Ihavedoneasmuchworkashedidyesterday.Youcantakeasmanybooksasyoucan.II.比较级用法:1.比较级+than2.比较级+and+比较级,表示“越来越”eg.warmerandwarmer,nicerandnicer,moreandmorebeautiful,moreandmorefun•the+比较级…the+比较级eg.Themoreyoureadthebook,themoreinterestingyoufound.***4.比较级的修饰语有:much,far,even,alittle,alot,abit,rather,still,agreatdeal(大量)+adj./adv.比较级5.当比较级后没有than,而为ofthetwo的结构,比较级前加the.eg.ThetallerofthetwogirlsisMary.III.最高级用法:1.形容词最高级用于in,of或among的结构中,形容词最高级前+theegIamthebestof(among)thethree.Heisthethinnestboyinmyclass.2.副词最高级不需+theeg.Jimgoestobedlatestinmyfamily.)(单数)city2.比较级和最高级互换(比较时要把自己排除在外。注意比较的范围)eg.ShanghaiisthelargestcityinChina.ShanghaiislargerthananyotherinChina.Johnisthinnerthananyotherstudentintheclass.Johnisthinnerthanintheclass.Ex:Johnisthethinneststudentintheclass.anyone/anybodyelseShanghaiislargerthananycityinAfrica.cityIV.Others*Alice’sdietwaslesshealthythanDanny’sdiet.(不如)(more…than胜于)•ThisT-shirtisthesamesizeasthatone.•Theredshirtisfiveyuancheaperthanthatblueone.•Whichistheleastinterestingfilmyou’veeverseen?•ThisparkisthreetimesasbigastheSummerPalace.(倍数+as…as)•Thisbookcosttwiceasmuchasthatone.+n.**adj.&adv:hard,fast,early,late,high,etc.1.IthinkEnglishisasasmaths.D.importanterA.importantB.moreimportantC.mostimportantMothergetsupinmyfamily.A.earlyB.earlierC.earliestD.theearlier3.ThenextmorningJennygotupeven.1.earlyB.earlierC.earliestD.theearliest4.Emilysingsofthefivegirls.1.goodB.wellC.betterD.best5.Infact,Deliaisalittlethanhereldersister.A.tallB.tallerC.tallestD.thetallest6.HeididoesnotjumpsoasJane.A.highB.higherC.highestD.thehighest7.Ofallthestarsthesunistous.A.closeB.closerC.closestD.theclosest8.Barbarafeltmuchthanbeforeafterdark.A.coldB.colderC.coldestD.thecoldest9.Thisjacketissmallerthanthatonebutit’s.A.expensiveB.moreexpensiveC.mostexpensiveD.themostexp...