形容词副词的比较级和最高级公开课.ppt

,九年级英语复习课,寨英中学杨琴,HidingfromtherainandsnowTryingtoforgetbutIwontletgoLookingata_street.ListeningtomyownheartbeatSomanypeople_TellmewheredoIfindsomeonelikeyougirlTakemetoyourhearttakemetoyoursoulGivemeyourhandbeforeIam_Showmewhatloveishaventgotaclue,Showmethatwonderscanbe_TheysaynothinglastsforeverWereonlyheretodayLoveisnoworneverBringme_TakemetoyourhearttakemetoyoursoulGivemeyourhandandholdmeShowmewhatloveisbemyguidingstar_takemetoyourheart,crowded,allaroundtheworld,true,faraway,Itseasy,Takemetoyourheart,old,1.掌握形容词、副词比较级和最高级的构成2.掌握形容词、副词等级的基本用法,Learningaims:,写出下列词的比较级最高级并归纳构成方法。(规则变化),1.tallshortfastcleverlong,2.nicelargefinelate,3.thinfatbighotwet,4.busyheavyearlyhappy,一般在词尾加-er-est,与字母e结尾在词尾加-r-st,重读闭音节结尾，末尾只有1个元音字母加辅音字母结尾应双写该辅音字母后加-er-est,以辅音字母加y结尾，改y为i加-er-est,5.slowly,useful,delicious大多数双音节和多音节词是在原级前加more和most.,不规则变化,better,best,worse,worst,less,more,most,fartherfurther,olderelder,least,farthestfurthest,oldesteldest,My_brotheristhreeyears_thanI.,elder,older,说出下列形容词的比较级和最高级,2.difficult3.big4.heavy5.cheap,moremost,more-most-,biggerbiggest,heavierheaviest,cheapercheapest,课堂检测：,1.many,6.little,lessleast,一.原级的用法,1.A+谓V.+as+原级+as+B表示A和B一样,她和她的妹妹一样漂亮。,Sheisasbeautifulashersister.,()Heplaystheviolinasashisfather.A.goodB.betterC.wellD.best,C,2.A+谓V.+not+as/so+原级+as+B表示A不如B或lessthan,数学没有体育容易。,Mathisntas/soeasyasPE.MathislesseasythanPE.,这本书没有那本书好。,Thisbookisntas/sogoodasthatone.,【2013四川凉山】ManyboystudentsthinkmathisEnglish.Iagree.ImweakinEnglish.A.muchdifficultthanB.sodifficultasC.lessdifficultthanD.moredifficultthan,C,YaoMingisJordan.,Jordanistall.,YaoMingistaller.,Jordan,2.26m,1.98m,tallerthan,二.比较级的用法,1.其常见句式有：“A+be+比较级+than+B”意思为“A比B更”。,Thebookismoreusefulthanthatone.,这本书比那本书要有用。,2、比较级前可用much,alittle,alot,abit,even,still,far等说明比较的程度，也可以用表示数量的词说明比较的差额,eg:(1)这个房间要比那个房间大得多。Thisroomismuchbiggerthanthatone.(2)我的房间比她的大三倍。Myroomisthreetimeslargerthanhers.,【2013重庆】Ienjoythebeautyofnatureinthecountryside.Me,too,Andtheairis_thanthatinthecity.A.muchfreshB.morefresherC.muchfresherD.mostfresh.,c,3.比较对象一致时，常用代词that/those代替比较的对象。,（1）贵阳的天气比铜仁的天气要凉爽。TheweatherinGuiyangiscoolerthanthatinTongren.1.ThegirlsinShanghaiareusuallymorebeautifulthanthatinBeijing.(改错）2.Thefoodinourhometownismoredeliciousthaninyourhometown.(改错),1.ThegirlsinShanghaiareusuallymorebeautifulthanthoseinBeijing.(改错）,2.Thefoodinourhometownismoredeliciousthanthatinyourhometown.(改错),Comparethedifferencesbetweenthetwopictures,4“比较级+and+比较级”表示“越来越”,Itbecomeswarmerandwarmerwhenspringcomes.春天来了，天气变得越来越暖和了。,and连接同一个形容词的比较级。,我们城市变得越来越美了。,Ourcitybecomesmoreandmorebeautiful.,5.比较级特殊用法：the+比较级，the+比较级“越，就越”,吃得越多，就会越胖。Themoreweeat,thefatterwewillbe.,【2014四川广元】Inexams,themorecarefulweare,_mistakeswellmake.A.themoreB.thefewestC.thefewer,c,6.形容词的比较级前面一般不加冠词,特殊句型：Aisthe+比较级ofthetwo.A是那两个里较的那个,他是两个男孩中较高的那个。Heisthetallerofthetwoboys.,Sheisthethinnerofthetwogirls.,她是两个女孩中较瘦的那个。,7、比较级+thananyother+单数名词比其他的任何都(比较级+thantheother+复数名词),他在班里，比任何学生都好。（他是最好的）Heisbetterthananyotherstudentintheclass.(Heisbetterthantheotherstudentsintheclass.)1.Chinaislargerthananyother_（国家）inAsia.,country,三.形容词/副词的最高级的用法,1.当比较对象大于等于三表示“最”的意思。常接表示范围的介词短语。如：in/of/among等等。,(1)Heisthetallestinourclass.他在我们班里是最高的。(2)她在所有人中跳舞跳得最好Shedances(the)bestofall.,2.oneofthe+最高级+名词”表示“最之一”。形容词最高级后的名词用复数形式。,我们班的一个同学来自北京。OneofmyclassmatesisfromBeijing.上海是中国最大的城市之一ShanghaiisoneofthebiggestcitiesinChina.,【2014贵州铜仁】TheYangziRiverisoneof_intheworld.A.thelongestriversB.thelongestriverC.longerriversD.longerriver,A,【2013贵州铜仁】Beijing,thecapitalofChina,isoneoftheoldest_(city)inChina.,cities,形容词最高级前一定要有定冠词the，而副词最高级前则可省略。,例：Heruns(the)fastestinhisclass,他是他们班里跑的最快的。,注意:,Ti