小学形容词的比较级和最高级

1、 形容词的比较级和最高级一形容词的比较级和最高级的用法在英语中，在表示两者作比较时，形容词要用特别的形式，称为“比较级”，三者及三者以上作比较时用“最高级”，原来的形容词称为“原级”。e.g.Youlooktallerthanme.你比我高。Youareheavierthanme.你比我重。Iamthestrongestinmyclass.我是我们班最强壮的。二.形容词比较级和最高级句型结构比较级句型：主语A+be动词+形容词比较级+than+BA比Be.g.Heisolderthanme.他比我年长。【拓展】比较级的其他表达方式the+形容词比较级+ofthetwo+表示.是两者中较的。e.

2、g.Heistheheavierofthetwoboys.Lookatthetwoboys.Mybrotheristhetallerofthetwo.比较级+and+比较级表示越来越。e.g.Heisgettingtallerandtaller.他越来越高。the+比较级，the+比较级表示越越。e.g.Themorecarefulyouare，thefewermistakesyoullmake你越细心，就会越少犯错误。hemorewegettogether,thehappierwewillbe.我们聚得越多，我们就越开心Theharderyouwork,thebetteryoullbe.你越

3、努力工作，你就会变得越好。辅助练习：Jimisthanalltheothers.(tall)Thingsaregettingand.(bad)Thehigheryouclimb,theitwillbe.(cold)最高级句型：主语+be动词+the+形容词最高级+介词短语(介词短语：inmyclass,intheroom,inthehall)e.g.Heisthetallestinourclass.【拓展】最高级的其他形式主语+be+oneofthe+形容词最高级+复数名词+in/of短语表示是中最之一e.g.BeijingisoneofthelargestcitiesinChina.序数词+

4、最高级e.g.HainanIslandisthesecondlargestislandinChina.辅助练习：Thechangjiangriveris(long)riverinChina.TheYellowRiver(HuangHe)is(第二长)riverinChinaA.形容词的比较级和最高级变化规则构成原级比较级最高级talltallertallest单longlongerlongest音一般词尾加-er,estoldolderoldest节smallsmallersmallest和以字母e结尾的形容词或副nicenicernicest少词，直接加-r,-stfinefinerfine

5、st数largelargerlargest双以重读闭音节结尾的形容词bigbiggerbiggest音或副词，如末尾只有个辅音hothotterhottest节字母，双写该字母，再加fatfatterfattest单er,estthinthinnerthinnest词以“辅音字母+y”结尾的形heavyheavierheaviest容词或副词，把y变为i,再busybusierbusiest力口er,estearlyearlierearliesteasyeasiereasiestB.部分双音节与多音节的词比较级在原级之前加more,最高级在原级之前加mostbeautifulmorebeaut

6、ifulmostbeautifulinterestingmoreinteresting-mostinterestingdifficultmoredifficult-mostdifficultC不规则变化的形容词：little/fewless-leastgood-betterbestbad/ill-worse-worstfar-farther/furthefarthest/furthestmany/much-more-moste.g.比较一下下列句子，领悟原级、比较级、最高级的用法。Tomistall.他很高。TomisastallasJohn.汤姆和吉姆一样高。BobistallerthanJ

7、ohn.鲍勃比约翰高。Johnisthetallestofthethree.约翰是三个当中最高的一个。Johnisthetallestinhisclass.约翰在他们班最高。【课外拓展】在比较等级中常用much,alot,far,even等常修饰比较级，表程度。e.g.姚明比我高多了。YaoMingisverytallerthanI.（误）YaoMingismuchtallerthanI.（正）在比较等级的句型中，比较的双方必须是同类事物，否则会引起歧义。即人与人，物与物的比较。e.g.他的尺子比我的长。Hisrulerislongerthanme.（误）Hisrulerislongertha

8、nmine.（正）形容词最高级前一般有定冠词，但如果前边也有物主代词，名词所有格等词来修饰时，定冠词the常被省略。e.g.加里是我最好的朋友。Garyismythebestfriend.（误）Garyismybestfriend.（正）形容词比较级前一般不加定冠词，但句中有“ofthetwo”结构表示“两者中较的一个”时，定冠词the要加上。e.g.苏珊是这两个女孩子当中较胖的一个。Susanisfatterofthetwogirls.（误）Susanisthefatterofthetwogirls.（正）同步练习：一、选择题。Sheisthan.A.busier/usB.busier/we

9、C.morebusy/usD.morebusy/weJaneisthanBetty.A.lesstallerB.lesstallestC.lesstallD.notastallChinaiscountryintheworld.A.thethirdlargestB.thelargestthirdC.thethirdlargeD.athirdlargest-WhichisseasoninBeijing?-Ithinkitsautumn.A.goodB.betterC.bestD.thebest5-Whichis,thesun,themoonortheearth?-Ofcourse,themooni

10、s.A.smallB.smallerC.smallestD.thesmallest6.TheairinBeijingisgettingmuchnowthanafewyearsago.A.cleanB.cleanerC.cleanestD.thecleanest7.Mobilephonesareverypopularnowandtheyarethanbefore.A.cheapB.cheaperC.cheapestD.thecheapes8IstudyEnglishasasmybrother.A.hardB.harderC.hardestD.thehardest9.Whichis,abicycl

11、eoracomputer?A.expensiveB.moreexpensiveC.themostexpensiveD.expensiver10.TheYellowRiverisoneofriversinChina.A.longB.longerC.thelongestD.longest二、写出下列单词的比较级和最高级。1.nice2.fat3.slow4.dry5.happy6.wet7.much8.ill9.little10.bad三.根据句意，用所括号内所级形容词的正确形式填空。Mr.Smithismaninthisoffice.(rich)Winterisseasonoftheyears.

12、(cold)Itismuchtodaythanyesterday.(hot)Sheisalittlethanherclassmates.(careful)Bobis(young)thanFred.but(tall)thanFred.Almostallthestudentsfacesarethesame,butLiDeminglooks_(fat)thanbeforeafterthesummerholidays.Whichis(heavy),aduckorachicken?Anorangeiaalittle(big)thananapple,butmuch(small)thanawatermelo

13、n.-How(tall)isSally?-Shes1.55metres(tall).WhataboutXiaoling?-Shesonly1.40metres(tal)l)Sheismuch(short)thanSally.2)Sheisalsothe(short)girlintheclass.四、课堂总结：和学生一起，对本次课的主要内容作总结概括，并用红笔留痕五课外作业布置：()1.KenisthanAnn.A.tallB.tellerC.taller)2.Whoisthe?A.oldest)3.HowA.manyB.olderisKen?B.muchC.oldC.heavy)4.Im147

14、tall.A.kilogramsB.centimetersC.meters # )5.Thebookisofthetwo. C.morethinnerA.thinnerB.thethinner()6.Whichdoyoulike,coffee,teaormilk?A.theworstB.worseC.theworse()7.Jimis40kg.Tomis38kg.TomisthanJim.A.tallerB.thinnerC.heavier()8.Tomis120cm.Jackis.Thanhim.A.tallB.tallerC.heavier()9.Mysisterisgoodatsport

15、s,Shecanjumpthanme.A.highestB.toohighC.muchhigher一.写出以下各形容词的比较级和最高级：1.thin2.farearly4.carefulexciting6.busy二根据句意，用所括号内所级形容词的正确形式填空：1.peoplecametothemeetingthanlasttime.(many)2.Whichbookis,thisoneorthatone?(easy)Myroomisthanyours.(small)HainanisfromBeijingthanHunan.(far)Skatingisthanswimming.(excitin

16、g)Heis(bad)atlearningmaths.Heismuch(bad)atChineseandheisthe(bad)atEnglish.AnniesaysSallyisthe(kind)personintheworld.Heisoneofthe(friendly)peopleintheclass,Ithink.Adictionaryismuch(expensive)thanastory-book.-Annieplaysthepianovery(well).-Sueplaysit(well)thanAnnie.AndSallyplaysitthe_(well).TheChangjiangRiveristhe(long)riverinChina.Sueisalittle(beautiful)thanhersister.Saturdayismy(busy)dayinaweek.Hermotherisgetting(fat)and(fat).Ithinkitstooexpensive.Idlikea(cheap)one.Hecomestoschoolmuch(early)thanI.Yourclassroomis(wide)and(bright)thanours.Prac