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中考英语语法专题（四）形容词和副词三个等级的用法形容词和副词有三个等级：原级比较级最高级as+原级+as句型1：和...一样...notas/so+原级+as句型2：不如......句型3：表示“.....是......的几倍时”......倍数+as原级+as.......Thisgardenistentimesaslargeasthatone.倍数的表达：once;twice;threetimes;fourtimes.......Back(2015·乐山）Ilikethisdressbetter,butitcoststwice____thatone.A.aslessasB.asmuchasC.asmoreasB【当堂练习】•一、写出下列形容词或副词的比较级。•old__________young________tall_______long________•short________strong________big________small_______•fat_________thin__________heavy______quiet__________•nice_________good_________beautiful______________•long___________fat__________slow__________•far__________short__________good__________（两者之间）1.alittle,abit,much,alot,even.farstill等词可修饰比较级。YaoMingismuchtallerthanus.Which/Who+比较级，AorB?句型2：两者之间进行选择，用比较级Whois____,TomorTim?A.tallerB.tallC.thetallestA单音节和部分双音节词：比较级+and+比较级句型3：越来越......多音节和部分双音节词：moreandmore+原级Itisgettingcolderandcolder.•SheismoreandmorebeautifulThe+比较级，the+比较级。句型4：越......,就越......吃的越多，会变得越胖youeat,youwillbe.ThemorethefatterThemore,thebetter.Back(2015·攀枝花）----Canyoutellmewhyyoulearnmathsowell?----It'sverysimple.____youwork,____gradesyouwillget.A.Theharder;thebestB.Harder;betterC.Theharder;thebetterc6.暗含的比较级，无标志性的提示词，需结合句意理解(2015·重庆）Hehas_____armsnow,andisabletopickthetableupwithonehand.A.weakestB.weakerC.strongestD.strongerDMaryisthetallerofthetwogirls.7.表示“两者之间比较......的一个”时，用the+比较级ofthetwo根据句意填入单词的正确形式：1.Mybrotheristwoyears__________(old)thanme.2.Tomisas________(fat)asJim.3.Isyoursister__________(young)thanyou?Yes,sheis.4.Whois___________(thin),youorHelen?Helenis.5.Whosepencil-boxis__________(big),yoursorhers?Hersis.6.Mary’shairisas__________(long)asLucy’s.7.Ben______(jump)________(high)thansomeoftheboysinhisclass.8.______Nancysing__________(well)thanHelen?Yes,she_____.olderfatyoungerthinnerbiggerlongjumpshighDoesbetterdoes9.Fangfangisnotas______(tall)astheothergirls.10.Myeyesare________(big)than_______(she).11.Whichis___________(heavy),theelephantorthepig?12.Whogetsup_________(early),TimorTom?13._____thegirlsgetup_______(early)thantheboys?No,they______.14.Jimruns_____(slow).ButBenruns_________(slow).15.Thechilddoesn’t______(write)as______(fast)asthestudents.tallbiggerhersheavierearlierDoearlierdon’tslowlymoreslowlywritefast•Doingtheexercisesthe+最高级+of/in/among(三者或三者以上)句型1：Heisthetallestoftheboys.Heis同义句：比较级+thananyother+单数名词tallerthananyotherboy.=比较级+thantheother+复数名词Heistallerthantheotherboys.英语是最重要的语言之一。句型2：Oneof+the+最高级+名词复数“最……的……之一”Englishisoneofthemostimportantlanguages.Which/Who+最高级，A，BorC?句型3：三者之间进行选择，用最高级(2015·广安）Whodoeshomework____,Tom,JillorBill?A.morecarefullyB.morecarefulC.mostcarefullyD.mostcarefulCthe+序数词+最高级+单数名词+in/of短语“在……中是第几……”MissZhangisthesecondtallestofthewomenteachers.Back句型4(2015·达州）TheYelllowRiveris_____riverinChina.A.thelongestB.thesecondlongerC.thesecondlongD.thesecondlongestD5.这是我所见过/听过的最......Thisis+the最高级+Ihaveeverseen/heardof.(2015·峨眉）---Howdoyoulikethismovie?---Fantastic!It'sthe____oneI’veeverseen.A.worstB.goodC.bestD.betterc1.Thoseapplesarebiggerthantheseones.1.比较级中为了避免重复，常用one/that/those替代名词。Thispenisshorterthanthatone.TheweatherhereismuchhotterthanthatofShanghai.ThecarsmadeinTianjinismuchmorepopularthanthoseinShanghai.2.old-----older/elderolder用于比较级Myfatherisolderthanmymother.elder指长幼关系(一般修饰名词作定语);Herelderbrotherisadoctor.3.price价格表示价格高低，修饰price要用high/low,而不能用expensive/cheapThepriceofthiscoatishigherthanthatone.4.population人口表示人口的“多”或“少”，修饰population，不用“much”或“little”，而要用“large”或“small”。例如:Chinahasalargerpopulationthananyothercountry.5.比较级中any,anyother,theother的用法（1）不同范围的比较用any+单数例如：ChinaisbiggerthananycountryinEurope.（（2）相同范围的比较用anyother+单数或theother+复数ShanghaiisbiggerthananyothercityinChina.=ShanghaiisbiggerthantheothercitiesinChina.（上海属于中国的城市）五、复习巩固自己用5分钟时间再次复习本节课所学知识。注意：重点复习自己还未能熟练掌握并运用的知识。六、当堂检测（见导学案）（近3年中考真题）