小學(xué)形容詞的比較級(jí)和最高級(jí)

1、 形容詞的比較級(jí)和最高級(jí)一形容詞的比較級(jí)和最高級(jí)的用法在英語(yǔ)中，在表示兩者作比較時(shí)，形容詞要用特別的形式，稱為“比較級(jí)”，三者及三者以上作比較時(shí)用“最高級(jí)”，原來(lái)的形容詞稱為“原級(jí)”。e.g.Youlooktallerthanme.你比我高。Youareheavierthanme.你比我重。Iamthestrongestinmyclass.我是我們班最強(qiáng)壯的。二.形容詞比較級(jí)和最高級(jí)句型結(jié)構(gòu)比較級(jí)句型：主語(yǔ)A+be動(dòng)詞+形容詞比較級(jí)+than+BA比Be.g.Heisolderthanme.他比我年長(zhǎng)?！就卣埂勘容^級(jí)的其他表達(dá)方式the+形容詞比較級(jí)+ofthetwo+表示.是兩者中較的。e.

2、g.Heistheheavierofthetwoboys.Lookatthetwoboys.Mybrotheristhetallerofthetwo.比較級(jí)+and+比較級(jí)表示越來(lái)越。e.g.Heisgettingtallerandtaller.他越來(lái)越高。the+比較級(jí)，the+比較級(jí)表示越越。e.g.Themorecarefulyouare，thefewermistakesyoullmake你越細(xì)心，就會(huì)越少犯錯(cuò)誤。hemorewegettogether,thehappierwewillbe.我們聚得越多，我們就越開(kāi)心Theharderyouwork,thebetteryoullbe.你越

3、努力工作，你就會(huì)變得越好。輔助練習(xí)：Jimisthanalltheothers.(tall)Thingsaregettingand.(bad)Thehigheryouclimb,theitwillbe.(cold)最高級(jí)句型：主語(yǔ)+be動(dòng)詞+the+形容詞最高級(jí)+介詞短語(yǔ)(介詞短語(yǔ)：inmyclass,intheroom,inthehall)e.g.Heisthetallestinourclass.【拓展】最高級(jí)的其他形式主語(yǔ)+be+oneofthe+形容詞最高級(jí)+復(fù)數(shù)名詞+in/of短語(yǔ)表示是中最之一e.g.BeijingisoneofthelargestcitiesinChina.序數(shù)詞+

4、最高級(jí)e.g.HainanIslandisthesecondlargestislandinChina.輔助練習(xí)：Thechangjiangriveris(long)riverinChina.TheYellowRiver(HuangHe)is(第二長(zhǎng))riverinChinaA.形容詞的比較級(jí)和最高級(jí)變化規(guī)則構(gòu)成原級(jí)比較級(jí)最高級(jí)talltallertallest單longlongerlongest音一般詞尾加-er,estoldolderoldest節(jié)smallsmallersmallest和以字母e結(jié)尾的形容詞或副nicenicernicest少詞，直接加-r,-stfinefinerfine

5、st數(shù)largelargerlargest雙以重讀閉音節(jié)結(jié)尾的形容詞bigbiggerbiggest音或副詞，如末尾只有個(gè)輔音hothotterhottest節(jié)字母，雙寫(xiě)該字母，再加fatfatterfattest單er,estthinthinnerthinnest詞以“輔音字母+y”結(jié)尾的形heavyheavierheaviest容詞或副詞，把y變?yōu)閕,再busybusierbusiest力口er,estearlyearlierearliesteasyeasiereasiestB.部分雙音節(jié)與多音節(jié)的詞比較級(jí)在原級(jí)之前加more,最高級(jí)在原級(jí)之前加mostbeautifulmorebeaut

6、ifulmostbeautifulinterestingmoreinteresting-mostinterestingdifficultmoredifficult-mostdifficultC不規(guī)則變化的形容詞：little/fewless-leastgood-betterbestbad/ill-worse-worstfar-farther/furthefarthest/furthestmany/much-more-moste.g.比較一下下列句子，領(lǐng)悟原級(jí)、比較級(jí)、最高級(jí)的用法。Tomistall.他很高。TomisastallasJohn.湯姆和吉姆一樣高。BobistallerthanJ

7、ohn.鮑勃比約翰高。Johnisthetallestofthethree.約翰是三個(gè)當(dāng)中最高的一個(gè)。Johnisthetallestinhisclass.約翰在他們班最高?！菊n外拓展】在比較等級(jí)中常用much,alot,far,even等常修飾比較級(jí)，表程度。e.g.姚明比我高多了。YaoMingisverytallerthanI.（誤）YaoMingismuchtallerthanI.（正）在比較等級(jí)的句型中，比較的雙方必須是同類(lèi)事物，否則會(huì)引起歧義。即人與人，物與物的比較。e.g.他的尺子比我的長(zhǎng)。Hisrulerislongerthanme.（誤）Hisrulerislongertha

8、nmine.（正）形容詞最高級(jí)前一般有定冠詞，但如果前邊也有物主代詞，名詞所有格等詞來(lái)修飾時(shí)，定冠詞the常被省略。e.g.加里是我最好的朋友。Garyismythebestfriend.（誤）Garyismybestfriend.（正）形容詞比較級(jí)前一般不加定冠詞，但句中有“ofthetwo”結(jié)構(gòu)表示“兩者中較的一個(gè)”時(shí)，定冠詞the要加上。e.g.蘇珊是這兩個(gè)女孩子當(dāng)中較胖的一個(gè)。Susanisfatterofthetwogirls.（誤）Susanisthefatterofthetwogirls.（正）同步練習(xí)：一、選擇題。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、寫(xiě)出下列單詞的比較級(jí)和最高級(jí)。1.nice2.fat3.slow4.dry5.happy6.wet7.much8.ill9.little10.bad三.根據(jù)句意，用所括號(hào)內(nèi)所級(jí)形容詞的正確形式填空。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、課堂總結(jié)：和學(xué)生一起，對(duì)本次課的主要內(nèi)容作總結(jié)概括，并用紅筆留痕五課外作業(yè)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.寫(xiě)出以下各形容詞的比較級(jí)和最高級(jí)：1.thin2.farearly4.carefulexciting6.busy二根據(jù)句意，用所括號(hào)內(nèi)所級(jí)形容詞的正確形式填空：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