小學(xué)英語(yǔ)形容詞的比較級(jí)和最高級(jí)省公開(kāi)課金獎(jiǎng)全國(guó)賽課一等獎(jiǎng)微課獲獎(jiǎng)?wù)n件

Lesson1:形容詞、副詞的比較級(jí)和最高級(jí)1/34Adj.adv.2/34用來(lái)修飾動(dòng)詞、形容詞、其它副詞、全句或名詞詞組及句子詞。e.g.very,early,quickly,etc.Herunsfast.Todayisveryhot.Pleasereaditloudly.3/34用以修飾名詞，表示事物特征詞。e.g.long,tall,short，cheap,hungry,etc.普通來(lái)說(shuō)，漢字意思是“……”詞是形容詞，而漢字意思是“……地”詞是副詞。4/34形容詞比較級(jí)用于二者（人或事物）之間比較，表示其中一個(gè)比另一個(gè)“更……”或“較……”，后面用連詞than連接另一個(gè)所比較人或事物。比如：1.Thatrulerislongerthanthisone.2.Maryisyoungerthanme(I).“A+be+形容詞比較級(jí)

+than+B”意思為“A比B更……”比較級(jí)用法：5/34①在含有連詞than比較級(jí)中，前后比較對(duì)象必須是同一范圍，即同類(lèi)事物之間比較*比較應(yīng)在同類(lèi)事物中進(jìn)行.②在比較級(jí)前面使用much，表示程度程度“強(qiáng)得多”。如：Awatermelonismuchbiggerthananapple.③very,quite普通只能修飾原級(jí)，不能修飾比較級(jí)。比較級(jí)注意6/34young-yonger-yongestold–older-oldest

tall-taller-tallestsmall-smaller-smallestearly-earlier-earliestthirsty-thirstier-thirstiest1.普通情況下在形容詞或副詞后加-er（比較級(jí)）或－est（最高級(jí)）

:2.以字母e結(jié)尾形容詞，加-r

或-st4.以“輔音字母＋y”結(jié)尾形容詞，先改“y”為“i”，再加-er

或-est.big—bigger-biggestfat—fatter-fattest形容詞比較級(jí)最高級(jí)規(guī)則nice–nicer-nicestsafe–safer-safest3.重讀閉音節(jié)詞只有一個(gè)輔音字母時(shí)，應(yīng)先雙寫(xiě)輔音字母，再加-er或-est.一7/345.部分雙音節(jié)詞或多音節(jié)詞前面加more,most.如:interestingmoreinterestingmostinterestingfamousmorefamousmostfamous8/34原級(jí)比較級(jí)最高級(jí)good/wellbetterbestbad/illworseworstmanymuchmoremostlittlelessleastfarfarther/furtherfarthest/furthest

oldolder/elderoldesteldest不規(guī)則變化兩好、兩壞、兩多、一少、一遠(yuǎn)、一老.9/34Readandcompare:younglongfullshortsmalloldfineeasyhungryearlyheavybigredyoungeryoungestlongerlongestfullerfullest

shortershortestsmallersmallestolderoldest

finerfinesteasiereasiesthungrierhungriest

earlierearliestheavierheaviestbiggerbiggestredderreddest10/34healthymanyfamousexcitingcarefullywethotlittlefewhealthierhealthiestmoremostmorefamousmostfamousmoreexcitingmostexcitingmorecarefullymostcarefullywetterwettesthotterhottestlessleastfewerfewest11/34詞尾變化原級(jí)比較級(jí)最高級(jí)單音節(jié)詞在詞尾加-er(比較級(jí))或-est(最高級(jí))以字母e接尾詞加-r或-sttallhardlargewide以重讀閉音節(jié)結(jié)尾詞末尾只有一個(gè)輔音字母應(yīng)雙寫(xiě)輔音字母再加er或estbighotthinfatwet以輔音字母+y結(jié)尾詞變?yōu)閕再加-er,或-esthappydryearly

narrowclever多音節(jié)詞和多數(shù)雙音節(jié)詞在其前面加more和mostdifficultpopularslowlytallerharderlargerwidertallesthardestlargestwidestbiggerhotterfatterwetterbiggesthottestfattestwettesthappierdrierearlierhappiestdriestearliestnarrowercleverernarrowestcleverestmoredifficultmorepopularmoreslowlymostdifficultmostpopularmostslowly少數(shù)以-er,-ow結(jié)尾雙音節(jié)詞可加-er或-est規(guī)則變化12/34原級(jí)goodwellbadillmanymuchlittlefarold比較級(jí)最高級(jí)betterbestworseworstlessmoremostfarther/furtherolder/elderleastfarthest/furthestoldest/eldest不規(guī)則變化巧記：特殊形式比較級(jí)共有三對(duì)二合一壞病兩多并兩好little意思不是小一分為二有兩個(gè)一是老來(lái)二是遠(yuǎn)13/34.其主要句型有：(1)A+be+比較級(jí)+than+B

e.gMaryismuchyoungerthanSue.(2)(3)疑問(wèn)句+動(dòng)詞+比較級(jí),AorB?e.gWhodrawsbetter,TomorJim?(4)

比較級(jí)+and+比較級(jí)，表示越來(lái)越…e.gthedaysaregettingshorterandshorter.二.形容詞、副詞比較等級(jí)使用方法A+行為動(dòng)詞+副比+than+物體B.Dogsrunfasterthangoats.Hestudiesbetterthanme14/34最高級(jí)概念：形容詞、副詞最高級(jí)形式主要用來(lái)表示三者或三者以上人或事物比較，表示“最……”意思。句子中有表示范圍詞或短語(yǔ)。如：ofthethree,inourclass等等。如：Heisthetallestinourclass.他在我們班里是最高。15/34最高級(jí)用法：1）A+am/are/is+the+形最高級(jí)+比較范圍（of+人/物，in+地方）.Iamthetallestintheclass.Pastaisthemostdeliciousfoodofthethree.2）A+行為動(dòng)詞+副詞最高級(jí)+比較范圍（of+人/物，in+地方）.

Dogsrunfastestintheworld.Hestudiesbestofus.16/343）.最高級(jí):形容詞最高級(jí)要加定冠詞the,副詞最高級(jí)可省略the,主要句型有:⑴the+最高級(jí)+ofinJimworkshardestofusall.Mymotheristhebusiestinmyfamilye.g4）疑問(wèn)詞+動(dòng)詞+最高級(jí)5)which…likebest,A,BorC?最高級(jí)用法：17/34

構(gòu)成方法原級(jí)比較級(jí)最高級(jí)單音節(jié)詞和少數(shù)雙音節(jié)詞普通在詞尾加-er/?/或-est/ist/talltallertallestfastfasterfastest以字母e結(jié)尾形容詞，加-r或-stnicenicernicest以重讀閉音節(jié)結(jié)尾且末尾只有一個(gè)輔音字母時(shí)，應(yīng)先雙寫(xiě)這個(gè)輔音字母；再加-es或-estbigbiggerbiggestthinthinnerthinnest以“輔音字母+y”結(jié)尾詞，先改“y”為“i”,再加-er或-esteasyeasiereasiestearlyearlierearliest多音節(jié)詞和部分雙音節(jié)詞在詞前加more或mostbeautifulmorebeautifulmostbeautifulinterestingmoreinterestingmostinteresting一、形容詞比較等級(jí)規(guī)則改變以下：18/34二、不規(guī)則形容詞比較級(jí)最高級(jí)原級(jí)比較級(jí)最高級(jí)good/wellbetterbestmany/muchmoremostlittlelessleastill/bad/badlyworseworstfarfarther/furtherfarthest/furthestoldolder/elderoldest/eldest19/34練習(xí)1.tall________________2.nice________________3.strong________________4.old________________5.big________________6.thin________________7.heavy________________8.beautiful________________9.good________________tallerstrongeroldertalleststrongesoldestbiggerbiggestthinnerthinnesnicernicestheavierheaviestmorebeautifulmostbeautifulbetterbest20/34形容詞和副詞比較級(jí)和最高級(jí)組成：規(guī)則改變1單音節(jié)詞在詞尾加-er比較級(jí)，加-est最高級(jí)。原級(jí)比較級(jí)最高級(jí)brightbrighterbrightestyoungyoungeryoungestlonglongerlongest

21/342.以字母e結(jié)尾詞只加-r或-st組成比較級(jí)和最高級(jí)。nicenicernicestfinefinerfinestwhitewhiterwhitest3.重讀閉音節(jié)以一個(gè)輔音字母結(jié)尾，應(yīng)先雙寫(xiě)輔音字母，再加-er或-est.bigbiggerbiggest22/344.以輔音字母加-y結(jié)尾詞，先把-y變?yōu)镮，再加-er\-est.easyeasiereasiest5.部分雙音節(jié)詞和多音節(jié)詞分別在原級(jí)前加more組成比較級(jí)和most組成最高級(jí)，eg.slowly---moreslowly---mostslowly；beautiful---morebeautiful---mostbeautiful23/34不規(guī)則改變:個(gè)別形容詞比較級(jí)和最高級(jí)是不規(guī)則改變，需個(gè)別記憶。

e.g.good(well)

better

best

bad(badly,ill)

worse

worst

many(much)

more

most

little

less

least

far

father

/further

farthest/furthest24/34改錯(cuò)：1.I’mthanyou.2.Heisthanme.3.You’reinourschool.4.Whois,youorme?5.Sheisinherfamily.tallyounggershortestfattalleryoungertheshortestfatterthethinnestthinest25/34選擇填空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’CCBDAC26/3416.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.smallestCDAB27/34改錯(cuò)Lesson9ismoreeasierthanLesson10.Mymotherisyoungerthanyour.Heisoneoftallestboysinhisclass.Bettyistheyoungestonthethreegirls.Motheristhebusiestofmyfamily.Jimisshorterofthetwoboys.youthetallestoftheshorterin28/34一．1.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.

Exercisesmallfastfasterheavierheavymorebeautifulbeautifulbusierbusyolderyoungerthinnersmaller29/349.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’tslowslower30/34二、依據(jù)句意寫(xiě)出所缺單詞(1)I’m12yearsold.You’re14.I’m________thanyou.(2)Arabbit’stailis________thanamonkey’stail.(3)Anelephantis________thanapig.(4)Alakeis________thanasea.(5)Abasketballis________thanaping-pong.oldershorterheaviersmallerbigger31/34以How開(kāi)頭問(wèn)句（僅限小學(xué)階段）：

Howareyou?

Howold…?

Howtall…?

Howlong…?

Howb