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1、词尾变化原级比较级最高级单音节词在词尾加-er(比较级)或-est(最高级)以字母e接尾的词加-r或-sttallhardlargewide以重读闭音节结尾的词末尾只有一个辅音字母应双写辅音字母再加er或estbighotthinfatwet以辅音字母+y结尾的词变为i再加-er,或-esthappydryearlynarrowclever多音节词和多数双音节词在其前面加more和mostdifficultpopularslowlytallerharderlargerwidertallesthardestlargestwidestbiggerhotterfatterwetter
2、biggesthottestfattestwettesthappierdrierearlierhappiestdriestearliestnarrowercleverernarrowestcleverestmoredifficultmorepopularmoreslowlymostdifficultmostpopularmostslowly少数以-er,-ow结尾的双音节词可加-er或-est规则变化不规则变化原级比较级最高级good/wellbetterbestmany/muchmoremostbad/badly/illworseworstlittlelessleastold
3、older/elderoldest/eldestfarfarther/furtherfarthest/furthest1.表示两者之间的选择,可用“Which/Who…+比较级，AorB?”.2.表示两者之间的比较，通常用连词than引导，表示“更······一些”．其中，much/alot,even,still,alittle/abit…可修饰比较级,表示程度，放在比较级之前。Whorunsfaster,heorshe?Herunsfasterthanshe.Herunsmuchfasterthanshe.形容词和副词比较级的用法3.“比较级+and+比较级”表示“越来越……
4、”4.“the+比较级,the+比较级”表示“越…,越…”5.表示不及另一方时，用“less+原级+than…”(双音节和多音节词)Hebecomes（变得）healthierandhealthier.Themoreyouexercise,thehealthieryouwillbe.Sheislessoutgoingthanhe.Heismoreoutgoingthanshe.Shanghaiisbecomingmoreandmorebeautiful.√1.比较级+and+比较级越来越…2.the+比较级,the+比较级 越…,越…3._______________youar
5、e,_________mistakesyouwillmake.(你越仔细，做错的题目就越少）4.__________youeat,_________you’llbe.(你吃得越多,就越胖)5.Alicewriteswell.Marywrites_________________thanshe.(甚至更好）ThemorecarefulthefewerThemorethefatter1.Thegirlbecomes______________________.(越来越漂亮）moreandmorebeautiful2.Theweatherisgetting______________
6、___.(越来越槽糕）worseandworseeven/stillbetter1.表示三者或三者以上比较,可用”Which/Who…+最高级,A,BorC?”表示.2.最高级+of/among(同类比较)，in…(范围比较)4.oneof+形容词最高级+名词复数,表示“最…之一”3.序数词修饰最高级形容词和副词的最高级的用法Whoisthetallest,Tom,Mike,orJack?Tomisthetallestofthethree.Mikeisthesecondtalleststudentinourclass.Jackisoneofthetalleststudentsi
7、nourclass.Tomruns(the)fastestinourclass.3.LinTaois__________________________intheclassbecausehenevergetstoschoolontime.（最懒的学生之一）4.Englishis_________________________inourschool.(最重要的科目之一）oneofthelazieststudentsoneofthemostimportantsubjectsTheChangji
