Unit10Didyouknow？（课件）-剑桥少儿英语二级上册

Unit10Didyouknow?形容词的比较级的变化规则:1.直接-er；

2.-e结尾的词-r；

3.辅音+y结尾的词,改-y为i再加-er；

4.单元音+单辅音结尾的词，双写该辅音字母再加-er；5.不规则变化。Translation:1.飞机比火车快。2.大象比熊猫大。3.长颈鹿比老虎高。4.我阿姨比我妈妈老。5.Ben比Tom年轻。6.这只猪比那只肥。7.我比弟弟瘦。8.蓝色的尺子比黄色的长。Theplaneisquickerthanthetrain.Howtallareyou?

Iam…cm.Howtallarethey?

Theyare…cm.2.26m1.98mwhoistaller?1.28mwhoisthetallestofthethree?thetallest最高的最高级形容词原形比较级最高级smallsmallerthesmallestfastfasterthefastestlonglongerthelongest____________以上得结论(1):形容词最高级单词以辅音结尾直接+est,且注意不可漏掉“the”练习：youngcoldoldquickshortslowtallweakloudcleanstrong形容词原形比较级最高级latelaterthelatestlargelargerthelargest______由上得结论（2）：形容词最高级以‘e”结尾直接+“st”,不可漏掉’the”.练习:nicefine形容词原形比较级最高级happyhappierthehappiesteasyeasiertheeasiest由以上得结论（3）：形容词最高级单词以y结尾，必须

改”y”为”i”,在+est,注意不可漏掉“the”练习：dirtylazyugly形容词原形比较级最高级bigbiggerthebiggestfatfatterthefattest由以上得结论(4):形容词最高级单词以元音加辅音结尾，须双写辅音+est,注意不可漏掉“the”.练习：thinhotsadOpenyourbookturntoPage57，Part2readandadd形容词的不规则变化组：形容词原形比较级最高级difficultmoredifficultthemostdifficultcarefulmorecarefulthemostcarefulinterestingmoreinterestingthemostinterestingexcitingmoreexcitingthemostexciting形容词的不规则固定组：形容词原形比较级最高级goodbetterthebestbadworsetheworstlittle/fewlesstheleastmany/muchmorethemost最高级规则变化口诀(finishpart5)最高级，要变化，一般词尾加est。词尾若有哑音e,直接加st就可以。重读闭音节，结尾的字母要双写。辅音字母若加y,记得把y变为i。部分双、多音节词前要加most。切记形容词最高级前要用the.Whichballisthebiggestofthethree?Thepurpleballisthebiggestofthethree.Whichoneisthetallestofthethree?Thetreeisthetallestofthethree.Whichisthequickestofthethree?Thetigeristhequickestofthethree.Whichisthestrongestofthethree?Thethirdmanisthestrongestofthethree.Whichisbigger,thepigortheelephant?()()√Theelephantisbigger.Whichistaller,thegiraffeorthedog?()()√Thegiraffeistaller.Whichisfaster,thetigerorthedog?()()√Thetigerisfaster.What’sthebiggestinthepicture?()()()Thewhaleisthebiggest.√What’sthesmallestinthepicture?()()()Theantisthesmallest.√Whichanimalisbigger?Themonkeyisbigger.Whichisthe

biggestofthethree?Thecowisthe

biggestofthethree.Which

animalis

quicker?Thepigisquicker.Whichanimalisthe

quickestofthethree?Thekangarooisthe

quickestofthethree.Mikeisolder.Whichmanisolder?TomMikeBenWhichmanisthe

oldestofthethree?Benis

the

oldestofthethree.Let'sreadtallestshortestoldestyoungestfattestthinnestbiggestsmallestLet'sreadtall-taller–thetallestshort-shorter–theshortestold–older-theoldestyoung-younger–theyoungestfast-faster—thefastestslow-slower—theslowestfinefinerfinestthinthinnerthinnesthothotterhottesteasyeasiereasiesthappyhappierhappiest特殊形容词最高级的变化Summary形容词最高级的构成方法：1、一般在形容词末尾加est。如：shortshortest2、以重读闭音节结尾，末尾只有一个辅音字母的，先双写这个辅音字母，再加

est。bigbiggest

3.

以e结尾的，直接加st

。如；fine-finest4.以辅音加y结尾的，把y变i，加est。如：happy-happiest

练习：中译英1、在家里爸爸是最高的。2、在我们班里我是最胖的。3、长颈鹿是最高的动物。4、图书馆是最安静的地方。5、今天是最热的一天。6、丽丽是三个人中最瘦的。7、世界上最大的动物是鲸。Whichis_____(nice),thegreenoneortheblueone?Whois______(fat)inyourclass?Footballis____________(popular)thanpingponginourschool?Shehasa______(cheap)coat.YaoMingis___________(tall)oftheteam.Tomis______(busy)thanMike.Lucyis_______(careful).Lilyis__________(careful)thanLucy.HanMeimeiis___________(careful)thanLily.Whois____________(careful)ofthethree?nicerthefattestmorepopularcheapthetallestbusiercarefulmorecarefulmorecarefulthemostcareful(

)1.Whichdoyoulike___,teaorcoffee?

A.wellB.betterC.bestD.most(

)2.Thisworkis____formethanforyou.

A.difficult

B.mostdifficult

C.muchdifficult

D.moredifficult()3.Whichis___country,ChinaorJapan?

A.thelargeB.thelargerC.largerD.largestUnit10Didyouknow?rivermountainwhaledifficultsailfishanimal河高山鲸困难的旗鱼动物旅行moustacheliftbalconybasementshouldertravel胡须（