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1、形容词和副词的比较级和最高级形容词和副词有三个等级:1.原级2.比较级,表示“比……”或“更……一些”3.最高级,表示“最……tallshortLiuXiangis___________YaoMing.YaoMingis_________LiuXiang.shorterthantallerthanLinXinruisthin.LiuYifeiisthinner.LiuYifeiisthinnerthanLinXinru.45kg48kg¥40¥20¥10ischeap.MovieWorldRedstarCinemaischeape
2、r.isthecheapest.ScreenCityThisappleisthebiggestofall.bigbigger一、形容词和副词的比较级和最高级1.变化规则⑴单音节词和少数双音节词:①一般比较级加“–er”,最高级加“–est”fast→faster→fastestclever→cleverer→cleverest②以e结尾的词比较级加“–r,最高级加-st”late→later→latest③以辅音字母加y结尾的双音节词,先变y为i,比较级加“–r,最高级加-st”easy→easier→easiest④以“辅+元+
3、辅”结尾并且元音重读的词,先双写最后一个辅音字母,比较级加“–er,最高级加-est”thin→thinner→thinnest⑵多音节词和部分双音节词,在原级前比较级加more,最高级加mostbeautiful→morebeautiful→mostbeautiful2.特殊变化的词good/well→better→bestlittle→less→leastbad/badly/ill→worse→worstmany/much→more→mostfar→farther/further→farthest/furthestold→ol
4、der/elder→oldest/eldest3.比较级的用法(两个之间的比较)(1).在than前用比较级,eg:Todayissunnierthanyesterday.(2).Whoisshorter(short),TomorBob?(3).比较级and比较级:越来越……eg:moreandmorebeautiful(3).The+比较级+其他,The+比较级+其他:越……就越……eg:ThebetterIknewhim,themoreIlikedhim.(4).as…as“与…一样”,notas/so…as….“不如…”中间
5、要形容词、副词的原形。(aswell/goodas)eg:Thestoryisasinterestingasthatone.Tomisn’tastallasyou.(5).比较级前可用alittle,abit,much,many,alot,far,even,still,等不定量的词修饰。如:Muchbigger,evenworse,manymorebooks,alittleearlier.最高级的用法(三个或三个以上做比较)形容词最高级前一般要加“the”,但前有my,your,first,last等修饰时不用“the”。Eg:T
6、hemostbeautifulvoiceintheworld.Jimismybestfriend.(1).Whoisthetallest,Yaoming,YijinlianorSunyue.(tall)(2).The+最高级+of/in+范围(三个或以上)eg:Tomisthetallestofthethreestudents.(3).Oneof+最高级+名词的复数。“最…之一”Bobisoneofthebeststudents.Exercises写出下列单词的比较级和最高级。funnyquietserioussmartoutgo
7、ingquicklyfunnierfunniestquieterquietestmoreseriousmostserioussmartersmartestmoreoutgoingmostoutgoingmorequicklymostoutgoinggoodnicebigmanylittleoldolderoldesteldereldestbetterbestnicernicestbiggerbiggestmoremostlessleast1.Lilyis_______(heavy)thanLucy.AndLucyis_______
8、(thin)thanLily.2.Ihave_______(short)hairthanTina.3.Tomis_________________(hard-working)thanTim.4.Mybrotherisas________(serio