as...as-比较级-最高级.ppt

as...as...,比较级,最高级,,3.Timisthetallestofthethree.,1.Lucyisastallasatree.,2.SallyistallerthanBen.,3.Timisthetallestofthethree.,1.Lucyisastallasatree.,2.SallyistallerthanBen.,,,,as...as...,比较级,最高级,1.Lucyisastallasatree.,as…as像……一样,两个人或事物的比较,,,Abeas…asB.,1.as和as中间要加形容词2.be动词要随着A变化3.Chineseleft等词不能用在as…as中间,,astallasatreeasgreenasgrassasbigasanelephantasblackasasheepassmallasanantaswhiteassnowasredasanappleascoldasiceasquietasamouseashappyasabird,她的脸和苹果一样红他们像树一样高大地面像雪一样白它和大象一样大Theyareastallasatree.,Thefloorisaswhiteassnow.,Itisasbigasanelephant.,Herface,is,asredas,anapple.,round,square,loud,strong,weak,fat,new,thin,hungry,thirsty,quick,fast,slow,hot,cold,tired,famous,different,interesting,straight,curly,dirty,clean,beautiful,pretty,big,small,angry,lovely,exciting,Theclockisasroundasanorange.,2.SallyistallerthanBen.,A+be+形容词比较级+than+B（比较对象）.,两个人或事物之间进行比较。

1.直接+er2.以不发音的e结尾，直接+r3.以“辅元辅”结尾，双写最后一个字母+er4.以辅音+y结尾，变y为i+er5.较长的词前+more,easier,prettier,happier,thirstier,dirtier,morebeautiful,moreinteresting,taller,longer,younger,faster,nicer,larger,later,wider,cuter,fatter,bigger,redder,thinner,sadder,long_______wide______fat______heavy______slow______happy_______exciting_______different________,longer,wider,fatter,heavier,slower,happier,moredifferent,moreexciting,YaoMingis____________.,tallerthanLiuXiang,,Thebrowncar______________.,isnicerthantheredone,,,Markis______________.,thinnerthanLiuYifei,3.Timisthetallestofthethree.,主语+Be动词+the+形容词最高级+比较的范围意为“最…”,形容词最高级用于同类三个或三个以上的人或事物的比较,1.直接+est2.以不发音的e结尾，直接+st3.以“辅元辅”结尾，双写最后一个字母+est4.以辅音+y结尾，变y为i+est5.较长的词前+themost,easiest,prettiest,happiest,thirstiest,dirtiest,themostbeautiful,themostinteresting,tallest,longest,youngest,fastest,nicest,largest,latest,widest,cutest,fattest,biggest,reddest,thinnest,saddest,,the,the,the,the,,有些形容词比较级的变化是不规则的，需要单独记忆:many---more---themostgood---better---thebestbad---worse---theworst,1.old____________2.easy_________________3.thin___________4.nice_________________5.slow__________6.hot__________________,一.写出下列单词的比较级和最高级。

1.Sheis_______________us.A.happier/asB.happier/thanC.morehappy/asD.morehappy/than2.Janeis________thanBetty.A.tallerB.tallestC.muchtallD.notastall3.--Whichis__________,thecat,themonkeyortheelephant?--Ofcourse,thecatis.A.smallB.smallerC.smallestD.thesmallest4.TheYellowRiverisoneof______riversinChina.AlongBlongerCthelongest,B,A,D,C,二.选出正确的答案1Ithinkthiscoatis_______thanthatcoat.(big)2Oh,thisshirtis_____________thanthatshirt.(beautiful)3MyMaths_____________inmyclass.(good)4Jim______________mouse.(notsmall),bigger,morebeautiful,thebest,notassmallas,三.用所给词的适当形式填空。

5.Bobis_________(young)thanFredbut______(tall)thanhim.6.Kittyisnotas________(tall)asPat.7.Whichis_________(heavy),ahenorachicken?8.--How_________(tall)isSally?--Shes1.55metres________(tall).,younger,taller,tall,theheaviest,tall,tall,都有Be动词,句子里都有形容词,。