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1、形容词和副词的比较级和最高级讲解与练习一、变化规则①一般的比较级和最高级在形容词或副词后加-er或-est,如:small---smaller---smallest②以不发音-e结尾的形容词或副词直接加–r或–st,如:large---largest---largest③重读闭音节词尾是一个辅音字母的,需双写该辅音字母,再加-er或-est。④以辅音字母加y结尾的形容词和副词,把“y”变“i”,再加–er或-est.busy---busier---busiesthappy---happier---happiest一些双音节及多音节形容词
2、或副词前要加more和most,如:slowly---moreslowly---mostslowlydifficult---moredifficult---mostdifficultbeautiful---morebeautiful---mostbeautiful二、不规则的变化:good/well---better---bestmany/much---more---mostbad/ill/badly---worse---worstlittle---less---leastfar---farther/further---farthest
3、/furthest二、形容词和副词的等比句型①as…as…和……一样I’mastallasyou.②notas(so)+形容词或副词原形+as不如……一样(在否定句中常用so来代替as)如,Ican’trunsofastasyou.在以上两个句型中形容词或副词一定要用原级。练习:她吃的不如她爸爸多。____________________________我的房间不如你的干净。______________________________你必须跟他一样认真。________________________________3.less/lea
4、st+原级结构示表示降级的比较级.意为“……不如……”.表示一方不如另一方如:Thisroomislessbeautifulthanthatone.这个房间不如那个房间漂亮。注意:“notas/so+形容词或副词原形+as”可以与less/least+原级进行转换如:Itisnotas/sowarmtodayasyesterday.今天不如昨天暖和。Hedidnotcomeas/soearlyasWangLin.他不如王林来得早。=Itislesswarmtodaythanyesterday.=HecamelessearlythanWa
5、ngLin.三、比较级(两者之间)基本句型(1)两者相比:Whichis+比较级,AorB?如:Whichisbigger,thesunorthemoon?(2)比较级+than.如:MikeistallerthanJohn.(3)有"ofthetwo”,用the+比较级.如:Lucyisthemorecarefulofthetwo.(4)比较级前可用much/alot//far/alittle/abit/even/any等修饰.如:Thisbookismuchmoreinterestingthanthatone.TheblouseIb
6、oughtyesterdayisalittlelessexpensive.Toplaybasketballisfarmoreenjoyabletotheboy.A+(be;实义动词)+比较级+than+B主语+谓语动词+adj./adv.比较级+than+对比成分(5)比较级+and+比较级,表“越来越……”Itbecomeswarmerandwarmer.(6)“the+比较级,the+比较级”,表“越……,越……”Thehigheryoustand,thefartheryouwillsee.练习:1.你吃的越多,就会越胖._____
7、__________________2.Mikelooks_____thanPaul,buttheyareofthesameage.A.youngestB.theyoungestC.youngerD.veryyounger二.形容词、副词比较等级的用法要点1.原级:可用very,quite,so,too,等词修饰.e.gJimisverytall.2.比较级:可用much,far,even,any,alot,alittle,abit等修饰.其主要句型有:⑴比较级+thane.gMaryismuchyoungerthanSue.⑵疑问句+
8、动词+比较级,AorB?e.gWhodrawsbetter,TomorJim?⑶Which…likebetter,AorB?e.gWhichdoyoulikebetter,mathsorEnglish?⑷比