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形容词（...的）形容词的用法1.Iamacleverboy.Ihavesomethingimportanttotellyou.2.Helooksveryhappy.Thesoupsmellsdelicous.Youareverycute.3.Youmustkeepyouroomtidy.Hemakesmehappy.形容词的用法1.Iamacleverboy.Ihavesomethingimportanttotellyou.2.Helooksveryhappy.Thesoupsmellsdelicous.Youareverycute.3.Youmustkeepyouroomtidy.Hemakesmehappy.形容词的构成1.名词+y变为形容词rainy,sunnyfoggystormy,windy,snowy,cloudy,lucky,healthy,sleepy,noisy,guilty…2.名词+ly变为形容词lovely,friendly,motherly,lively，weekly,daily…n+ful:careful,beautiful…n+less:careless,useless…n+ous:dangerous…n+n：AmericanAsiann+ern：westerneastern3.名词+其它后缀变为形容词：形容词的名词化the+形容词表示?theold/youngthepoor/richthedeaf/blindthegood/bad小升初考点：比较级最高级PKIamtallerthanyou.Mymouthisbiggerthanyours.Iamcuterthanyou.Iamheavierthanyou.Iammoreimportantthanyou.Iambetterthanyou.Iamtallerthanyou.Mymouthisbiggerthanyours.Iamcuterthanyou.Iamheavierthanyou.Iammoreimportantthanyou.Iambetterthanyou.Iamtallerthanyou.Mymouthisbiggerthanyours.Iamcuterthanyou.Iamheavierthanyou.Iammoreimportantthanyou.Iambetterthanyou.Let’sread!一、比较级最高级构成的规则变化：1、一般在形容词后加上er，est原级比较级最高级1）smallsmallsmallest2)youngyoungyoungest3)fastfastfastestererer2、以不发音的e结尾的，只加上r表示比较级，加st表示最高级。原级比较级最高级1)largelargelargest2)nicenicenicest3)finefinefinestrrr3、以辅音字母+y结尾的，把y改为i,然后加上er表示比较级，est最高级。原级比较级最高级1）earlyearlyearliest2)happyhappyhappiestierier4、重读闭音节结尾、且末尾只有一个辅音字母，双写最后一个辅音字母，然后加上er表示比较级，est最高级。原级比较级最高级1）bigbig2)thinthin3)wetwet4)fatfat5)hothot6）redgernerterterter5部分双音节和多音节的形容词，在前加上more表示比较级，most表示最高级。原级比较级最高级1)expensiveexpensive2)carefulcareful3)excitingexciting4)boringboring5)interestinginterestingmoremoremoremoremoremoreGood,better,best,Neverletitrest.Tillgoodisbetter,Andbetter,best.好上加好，直到最好；精益求精，永无止境。importanteasywethappycarefulthingoodhoteasilymanybigheavydelicious练习：写出下列词的比较级moreimportanteasierwetterhappiermorecarefulthinnerbetterhottermoreeasilymorebiggerheaviermoredelicious形容词的比较级一：用法⑴用于两者（人或物）之间，表示“其中一个比另一更……”或“较……”，后面通常用连词than连结另一个比较的对象，其基本句型是：主语＋谓语（系动词/行为动词）＋形容词比较级（+其它）＋than＋对比对象。eg:Ihavemorebooksthanyou.Sheismorebeautifulthanyou.TheYellowRiverWhichriverislonger?TheChangjianRiverTheChangjiangRiverislongerthantheYellowRiver.Whichcountryislarger?U.S.AAustraliaUSAislargerthanAustralia.Lindahaslongerhairthanlucy.Linda'shairislongerthanLucy's.LucyLinda（3）“比较级+and+比较级”表示“越来越…”eg:Inspring,thedaysaregettinglongerandlonger.春天，日子越来越长了。Sheismoreandmorebeautiful.她越来越漂亮了。Iambetterandbetter.⑵than后面接代词时，一般要用主格，但在口语中也可以换成宾格。eg:HeisgoodatmaththanI(me).他比我更擅长数学。vegetablespizzaWhichismoredelicious,vegetablesorpizza?表示两者之间的选择，可使用“Which\whois+比较级，…or…?”Whoismorepopular,BeckhamorZhaoBenshan?BeckhamZhaoBenshanTomisastallasMike.汤姆和迈克一样高。①as+形容词原形+asThereareasmanystudentsinourclassasyours.我们班有和你们班一样多的学生。TomisasoldasMike.汤姆和迈克一样大。②否定notas+形容词原形+as“和…不一样”或notso+形容词原形+as“不及／不如…LucyisnotastallasMike.LucyisnotsotallasMike.露西没有迈克那样高。原级和比较级前面通常使用的修饰词：（一）在原级前面通常使用very,quite,too,muchtoo,alittle,as,so等。eg:1.Theroomisverybig.2.Thepersonisquiteclever.3.Todayistoohot.4.Heeatstoomuch,sohe’smuchtooheavy.5.Heisalittleangry.（二）在比较级前面使用的修饰词有：even（更，更加），alittle（有点），far/much/alot（更加，……的多）eg:1.Yesterdaywashot,buttodayisevenhotter.2.I’malittletallerthanMary.3.Thisskirtisfar/much/alotmorebeautifulthanthatone.最高级比较对象≥3用最高级Sheisthetallestinourclass.可用“oneof+_________________+•________”表示“是最……之一者”。Sheisoneofthebeststudents.使用形容词最高级时（1）可用“oneof+_________________+________”表示“是最……之一者”。（2）the+最高级+of(in)+比较范围the形容词最高级形式名词复数(3)the+序数词+形容词最高级Whois______________,MichaelJackson,LadyGagaorHuXia?theyoungestFollowups(随堂练习)1、TheChangjiangRiveris____thananyotherriverinChina.A.shorterB.longerC.shortestD.longest2、Bobneverdoeshishomework____Mary.Hemakeslotsofmistakes.A.socarefulB.ascarefullyasC.carefullyasD.ascarefulas4、Theweatherisgettingc____a__c____.(越来越冷)BBolderndolder6.Inourcityit’sinJuly,butitiseven_____inAugust.A.hotter;hottestB.hot;hotC.hotter;hotD.hot;hotter7.Anelephantisthanatiger.A.HeavyB.veryheavyC.theheaviestD.heavier8.Whichsubjectis_____,physicsorchemistry?A.interestingB.mostinterestingC.moreinterestingD.themostinterestingCDD5.Thebreadis____thanthesecakesA.verydeliciousB.muchdeliciousC.moredeliciousD.asdeliciousC