小学形容词的比较级和最高级.ppt
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小学形容词的比较级和最高级.ppt
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,tall,taller,tallest,Thelittleboyistall.PCJistallerthanhim.YMisthetallestofthem.,形容词副词的比较级,最高级,原级(positivedegree)比较级(comparativedegree)3.最高级(superlativedegree),一.规则变化1.一般直接加-er/-est;eg.talllong2.以不发音的e结尾时加-r/-est;eg.latelarge3.以“辅音字母+y”结尾的双音节词,变y为i加-r/-est;eg.easyhappy4.以“辅元辅”结尾的词,双写末尾辅音加-r/-est;eg.fatthin5.以er结尾,直接加-er/-est;eg.clever6.多音节词和部分双音节词词前加more/most.eg.carefulbeautiful,WriteouttheComparativeDegrees(比较级)andtheSuperlativeDegrees(最高级)ofthesewords.,bignicethineasycheaplatethirstysafeyounglightcarefullycleverheavyearlyhappyeasilybeautifulinteresting,二.不规则变化,原级:
1.表示两者相等时A+be+as+原级+as+Beg.Thecoatisasbeautifulasthatone.2.表示两者不相等时A+be+not+as/so+原级+as+Beg.Thepigisnotsoheavyasthehorse.,Usages,注意:
3.强调倍数时用(A是B的几倍)A+be+倍数+as+原级+as+Beg.Theclassroomistwiceasbigastheoffice.Thehouseisthreetimesaslargeasthekitchen.,比较级用法:
1.A+be+比较级+than+B表示A比B.eg.Themanistallerthanthatwoman.2.比较级+and+比较级表示“越来越.”,多音节词可用“moreandmore.eg.fatterandfattertallerandtaller3.the+比较级,the+比较级表示越.就越.eg.Thesooner,thebetter.Themore,thebetter.,4.当有表示程度的副词alittle,abit,alot,much,even,still,far,rather,any等修饰形容词时,该形容词用比较级.eg.JapanisalittlelargerthanGermany.5.两者比较用比较级,带有than的用比较级;eg.Whoisyounger,TomorJohn?
Thisstoryismoreinterestingthanthatone.,6.the+比较级+ofthetwo表示“两者中比较.的一个eg.Thegirlisthetallerofthetwo.,最高级:
1.三者或三者以上用最高级,带有of.或in.短语的句子用最高级eg.Heisthetalleststudentinhisclass.2.oneofthe+最高级+名词复数,表示最.之一eg.ShanghaiisoneofthemostbeautifulcitiesinChina.,3.形容词最高级前一般用定冠词the,但形容词最高级前有物主代词时,则不用定冠词eg.Todayismyhappiestday.ChangjiangisthelongestriverinChina.,Completethesentenceswiththerightformsofthewords.Jimisvery_.LiLeiis_thanJim.(hungry)Katesmooncakesare_ofall.(nice)Yourboxis_thanmine.Buthisis_ofthethree.Unit2isquite_.Unit3is_thanUnit2.Its_inModule1.ThisTVplayis_thanthatone.(good),Mymotherisvery_.Sheis_inmyfamily.(busy)Linglinggetstoschool_thantheothers.(early)ShespeaksEnglish_inourclass.(well)Lucyjumpedquite_.(far)IthinkEnglishisas_asChinese.(important)Thispictureis_ofthefour.(beautiful)Lucydid_thanLily.(bad),选择题:
1.-Tomisgoodatdrawing.HowaboutMike?
-Mikeis_,Ithink.HehasgotmoreprizesthanTom.A.goodB.worseC.better2.-Howfarisittotheairport?
20kilometers?
-No,its_.About30kilometers.A.fartherB.thefartherC.thefarthest,3.Nowtelephonesareverypopularandtheyaremuch_thanbefore.A.cheapB.cheaperC.cheapest4.-Bob,howareyoufeelingtoday?
-Much_.Idontwanttoeatanything.A.betterB.worseC.healthier,
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