小学英语形容词的比较级和最高级 课件

Lesson1:形容词、副词的比较级和最高级

1Adj.adv.Adj.adv.2用来修饰动词、形容词、其它副词、全句或名词词组及句子的词。e.g.very,early,quickly,etc.Herunsfast.Todayisveryhot.Pleasereaditloudly.用来修饰动词、形容词、其它副词、全句或名词词组及句子的词。e3用以修饰名词，表示事物的特征的词。e.g.long,tall,short，cheap,hungry,etc.一般来说，中文意思是“……的”的词是形容词，而中文意思是“……地”的词是副词。用以修饰名词，表示事物的特征的词。e.g.long,ta4形容词比较级用于两者（人或事物）之间的比较，表示其中一个比另一个“更……”或“较……”，后面用连词than连接另一个所比较的人或事物。例如：1.Thatrulerislongerthanthisone.2.Maryisyoungerthanme(I).“A+be+形容词比较级

+than+B”意思为“A比B更……”比较级用法：1.Thatrulerislongerthanth5①在含有连词than的比较级中，前后的比较对象必须是同一范畴，即同类事物之间的比较*比较应在同类事物中进行.②在比较级前面使用much，表示程度程度“强得多”。如：Awatermelonismuchbiggerthananapple.③very,quite一般只能修饰原级，不能修饰比较级。比较级注意①在含有连词than的比较级中，前后的比较对象必须是同一范6young-yonger-yongestold–older-oldest

tall-taller-tallestsmall-smaller-smallestearly-earlier-earliestthirsty-thirstier-thirstiest1.一般情况下在形容词或副词后加-er（比较级）或－est（最高级）

:2.以字母e结尾的形容词，加-r

或-st4.以“辅音字母＋y”结尾的形容词，先改“y”为“i”，再加-er

或-est.big—bigger-biggestfat—fatter-fattest形容词比较级最高级规则nice–nicer-nicestsafe–safer-safest3.重读闭音节词只有一个辅音字母时，应先双写辅音字母，再加-er或-est.一young-yonger-yongestold–o75.部分双音节词或多音节词前面加more,most.如:interestingmoreinterestingmostinterestingfamousmorefamousmostfamous5.部分双音节词或多音节词前面加more,most.如:i8原级比较级最高级good/wellbetterbestbad/illworseworstmanymuchmoremostlittlelessleastfarfarther/furtherfarthest/furthest

oldolder/elderoldesteldest不规则变化两好、两坏、两多、一少、一远、一老.原级比较级最高级good/wellbetterbestbad9Readandcompare:younglongfullshortsmalloldfineeasyhungryearlyheavybigredyoungeryoungestlongerlongestfullerfullest

shortershortestsmallersmallestolderoldest

finerfinesteasiereasiesthungrierhungriest

earlierearliestheavierheaviestbiggerbiggestredderreddestReadandcompare:youngyounger10healthymanyfamousexcitingcarefullywethotlittlefewhealthierhealthiestmoremostmorefamousmostfamousmoreexcitingmostexcitingmorecarefullymostcarefullywetterwettesthotterhottestlessleastfewerfewesthealthyhealthier11词尾变化原级比较级最高级单音节词在词尾加-er(比较级)或-est(最高级)以字母e接尾的词加-r或-sttallhardlargewide以重读闭音节结尾的词末尾只有一个辅音字母应双写辅音字母再加er或estbighotthinfatwet以辅音字母+y结尾的词变为i再加-er,或-esthappydryearly

narrowclever多音节词和多数双音节词在其前面加more和mostdifficultpopularslowlytallerharderlargerwidertallesthardestlargestwidestbiggerhotterfatterwetterbiggesthottestfattestwettesthappierdrierearlierhappiestdriestearliestnarrowercleverernarrowestcleverestmoredifficultmorepopularmoreslowlymostdifficultmostpopularmostslowly少数以-er,-ow结尾的双音节词可加-er或-est规则变化词尾变化原级比较级12原级goodwellbadillmanymuchlittlefarold比较级最高级betterbestworseworstlessmoremostfarther/furtherolder/elderleastfarthest/furthestoldest/eldest不规则变化巧记：特殊形式比较级共有三对二合一坏病两多并两好little意思不是小一分为二有两个一是老来二是远原级比较级最高级betterbestworseworstl13.其主要句型有：(1)A+be+比较级+than+B

e.gMaryismuchyoungerthanSue.(2)(3)疑问句+动词+比较级,AorB?e.gWhodrawsbetter,TomorJim?(4)

比较级+and+比较级，表示越来越…e.gthedaysaregettingshorterandshorter.二.形容词、副词比较等级的用法A+行为动词+副比+than+物体B.Dogsrunfasterthangoats.Hestudiesbetterthanme.其主要句型有：二.形容词、副词比较等级的用法A+行为动14最高级概念：形容词、副词的最高级形式主要用来表示三者或三者以上人或事物的比较，表示“最……”的意思。句子中有表示范围的词或短语。如：ofthethree,inourclass等等。如：Heisthetallestinourclass.他在我们班里是最高的。最高级概念：形容词、副词的最高级形式主要用来表示三者或15最高级用法：1）A+am/are/is+the+形最高级+比较范围（of+人/物，in+地方）.Iamthetallestintheclass.Pastaisthemostdeliciousfoodofthethree.2）A+行为动词+副词最高级+比较范围（of+人/物，in+地方）.

Dogsrunfastestintheworld.Hestudiesbestofus.最高级用法：1）A+am/are/is+th163）.最高级:形容词的最高级要加定冠词the,副词最高级可省略the,主要句型有:⑴the+最高级+ofinJimworkshardestofusall.Mymotheristhebusiestinmyfamilye.g4）疑问词+动词+最高级5)which…likebest,A,BorC?最高级用法：3）.最高级:形容词的最高级要加定冠词the,副词最17

构成方法原级比较级最高级单音节词和少数双音节词一般在词尾加-er/ə/或-est/ist/talltallertallestfastfasterfastest以字母e结尾的形容词，加-r或-stnicenicernicest以重读闭音节结尾且末尾只有一个辅音字母时，应先双写这个辅音字母；再加-es或-estbigbiggerbiggestthinthinnerthinnest以“辅音字母+y”结尾的词，先改“y”为“i”,再加-er或-esteasyeasiereasiestearlyearlierearliest多音节词和部分双音节词在词前加more或mostbeautifulmorebeautifulmostbeautifulinterestingmoreinterestingmostinteresting一、形容词比较等级的规则变化如下：构成方法原级比较级最高级单音节词和少18二、不规则形容词的比较级最高级原级比较级最高级good/wellbetterbestmany/muchmoremostlittlelessleastill/bad/badlyworseworstfarfarther/furtherfarthest/furthestoldolder/elderoldest/eldest二、不规则形容词的比较级最高级原级比较级最高19练习1.tall________________2.nice________________3.strong________________4.old________________5.big________________6.thin________________7.heavy________________8.beautiful________________9.good________________tallerstrongeroldertalleststrongesoldestbiggerbiggestthinnerthinnesnicernicestheavierheaviestmorebeautifulmostbeautifulbetterbest练习1.tall____20形容词和副词的比较级和最高级构成：规则变化1单音节词在词尾加-er比较级，加-est最高级。原级比较级最高级brightbrighterbrightestyoungyoungeryoungestlonglongerlongest

形容词和副词的比较级和最高级构成：规则变化212.以字母e结尾的词只加-r或-st构成比较级和最高级。nicenicernicestfinefinerfinestwhitewhiterwhitest3.重读闭音节以一个辅音字母结尾的，应先双写辅音字母，再加-er或-est.bigbiggerbiggest2.以字母e结尾的词只加-r或-st构成比较级和最高级。224.以辅音字母加-y结尾的词，先把-y变为I，再加-er\-est.easyeasiereasiest5.部分双音节词和多音节词分别在原级前加more构成比较级和most构成最高级，eg.slowly---moreslowly---mostslowly；beautiful---morebeautiful---mostbeautiful4.以辅音字母加-y结尾的词，先把-y变为I，再加-e23不规则变化:个别形容词的比较级和最高级是不规则变化，需个别记忆。

e.g.good(well)

better

best

bad(badly,ill)

worse

worst

many(much)

more

most

little

less

least

far

father

/further

farthest/furthest不规则变化:24改错：1.I’mthanyou.2.Heisthanme.3.You’reinourschool.4.Whois,youorme?5.Sheisinherfamily.tallyounggershortestfattalleryoungertheshortestfatterthethinnestthinest改错：tallyounggershortestfattall25选择填空1.WhichdoesJimmylike

,ChineseorArt?A.wellB.bestC.betterD.much2.TheChangjiangRiverisoneof

intheworld.thelongestriverB.longestriversC.thelongestriversD.longerrivers3.

ofthetwowomenisMrsBrown.A.ThebeautifulB.ThemorebeautifulC.MorebeautifulD.Themostbeautiful4.Mymooncakeisnicer

his.A.likeB.withC.forD.than5.Youarefatterthan

.A.heB.hisC.himD.heistall6.Myhairislongerthan

.A.mysisterB.KateC.mybrother’sD.Lucys’CCBDAC选择填空CCBDAC2616.Motheris

inmyfamily.A.busyB.busierC.thebusiestD.morebusy18.Thedumplingsare

thanthenoodles,Ithink.A.morenicerB.muchdeliciousC.veryniceD.muchmoredelicious19.Sheis

thanmeatdrawings.A.betterB.bestC.goodD.harder20.-Thisbluesweateristoobigforme.-Willyoupleaseshowmea

one?A.smallB.smallerC.thesmallestD.smallestCDAB16.Motherisinmyfamily27改错Lesson9ismoreeasierthanLesson10.Mymotherisyoungerthanyour.Heisoneoftallestboysinhisclass.Bettyistheyoungestonthethreegirls.Motheristhebusiestofmyfamily.Jimisshorterofthetwoboys.youthetallestoftheshorterin改错Lesson9ismoreeasierthan28一．1.Myschoolis

_____,butTom’sschoolis_____thanmine.(small)2.Rabbitscanrun_______,buttigerscanrun_____thanrabbits.(fast)3.Pigis________,butelephantis______thanpig.(heavy)4.I’m_________,butsheis_____________thanme.(beautiful)5.Everydayis_______.Buttodayis______thanbefore.(busy)6．Mybrotheristwoyears______(old)thanme.

7.Isyoursister_______(young)thanyou?Yes,sheis.8.Whois________(thin),youorHelen?Helenis.

Exercisesmallfastfasterheavierheavymorebeautifulbeautifulbusierbusyolderyoungerthinnersmaller一．Exercisesmallfastfasterheavi299.Whosepencil-boxis_____(big),yoursorhers?Hersis.

10．Benjumps______(high)thansomeoftheboysinhisclass.

11．DoesNancysing______(well)thanHelen?Yes,shedoes.

12．Myeyesare________(big)thanhers.

13．Whichis________(heavy),theelephantorthepig?

14．Whogetsup______(early),TimorTom?

15．Dothegirlsgetup____(early)thantheboys?No,they_____.

16．Jimruns____(slow).ButBenruns_____(slow).biggerhigherbetterbiggerheavierearlierearlierdon’tslowslower9.Whosepencil-boxis_____(30二、根据句意写出所缺的单词(1)I’m12yearsold.You’re14.I’m________thanyou.(2)Arabbit’stailis________thanamonkey’stail.(3)Anelephantis________thanapig.(4)Alakeis________thanasea.(5)Abasketballis________thanaping-pong.oldershorterheaviersmallerbigger二、根据句意写出所缺的单词oldershorterheavi31以How开头的问句（仅限小学阶段）：

Howareyou?

Howold…?

Howtall…?

Howlong…?