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1比较级和最高级讲解和练习一、形容词的比较级和最高级：1.在英语中，在表示“比较…”和“最…”时，形容词要用特别的形式，称为“比较级”和“最高级”，原来的形容词称为“原级”：原级比较级最高级strong强stronger较强strongest最强big大bigger较大biggest最大nice美好nicer较美好nicest最美好tired疲劳moretired较疲劳themosttired最疲劳old老elder年长的theeldest最年长的二、形容词比较级和最高级的用法：1、两者之间的比较，常用比较级结构为“比较级+than”Eg:①Hisroomisbiggerthanmine.他的房间比我的房间大。②Sheisyoungerthanmysister.她比我妹妹年轻。(注意：在形容词和副词的比较级前，有时可以用much,alittle,even,alot,alittle,abit,alittlebit等词来修饰)Eg:Iamalittleheavierthanhim.2.三者或三者以上的比较，用最高级Eg:①ItisthelargestislandinEurope.它是欧洲最大的岛。②TheYangtzeisthebiggestriverinourcountry.长江是我国最大的河流。③Itwasthecheapesthotelwecouldfind.这是我们能找到的最便宜的旅馆。3.表示两者在某一方面相同时，用句型“as+形容词/副词的原级+as”Eg:①Ithinkscienceisasimportantasmath.②TomrunsasfastasJack.4.表示一方在某一方面不及另一方时，用句型“notas+形容词或副词的原级+as”或“notso+形容词或副词的原级+as”Eg:①Itisnotsocoldasyesterday②JackisnotasoldasTom或者用“less+原级+than…”(此处形容词和副词是双音节或多音节词)Eg:Sheislesshealthythanhim.三、比较级的特殊句式：1.“比较级＋and+比较级”或“moreandmore/lessandless+原级”结构表示“越来越……”的意思，与这类结构搭配的常用动词有grow,get,become等。2Shefeltherselfbecomingmoreandmoretired.Asthewinterisnear,it'sgettingcolderandcolder.2.the+比较级+ofthetwo+名词。Janeisthetallerofthetwochildreninourfamily.3.“the+比较级……,the+比较级……”，表示“越……，越……”。Themoremagazinesyousell,themoremoneyyouwillget.4.“否定+比较级”相当于最高级。—Let’sgoouttoplay,OK?—Icouldn'tagreemore.Theideasoundsgreattome.5.倍数表示法：．．．timesas+形容词原级+as．．．；．．．times+形容词比较级+than．．．；．．．timesthe+性质名词+of．．．。Thedininghallisthreetimesaslargeasthatone.Thedininghallisthreetimeslargerthanthatone.Thedininghallisthreetimesthesizeofthatone.6.”themore…,themore…”.表示“越……越……”：Themorebooksyouread,thebettergradesyouwillget.Themorefoodyoueat,thefatteryouare.7.moreandmore….表示“越来……越……”:Moreandmorestudentsrealizedtheimportanceofaforeignlanguage.四、最高级特殊用法：1.最高级+of/among(同类比较)/in…(范围比较)Tomisthetallestof/amongthethree.Tomruns(the)fastestinourclass.2.序数词修饰最高级Mikeisthesecondtalleststudentinourclass.3.oneof+形容词最高级+名词复数表示“最…之一”Jackisoneofthetalleststudentsinourclass.Exercise:一、在空格中填入所给形容词的适当形式：1.Sheistwoyears_______thanme.She’sthe_______girlinourclass.(young)2.Billis_______thanTom.He’sthe_______brotherinourfamily.(old)3.Johnisthe_______boyintheclass.(clever)4.Herbicycleis_______thanmine.(good)5.Ofthetwogirls,IfindLucythe_______(clever).6.Gold(黄金)is_______(little)usefulthaniron(铁).7.Mysisteristwoyears_______(old)thanI.8.Tokyois_______fromBeijingthanfromShanghai.(far)9.Itis________inHongKongthaninKunming.(hot)10.Heis____________amongus.(careful)3二、形容词和副词单项选择题()1.Sheis________than________.A.busier/usB.busier/weC.morebusy/usD.morebusy/we()2.Janeis________thanBetty.A.lesstallerB.lesstallestC.lesstallD.notastall()3.Chinais________countryintheworld.A.thethirdlargestB.thelargestthirdC.thethirdlargeD.athirdlargest()4.—Whichis____seasoninBeijing?—Ithinkit'sautumn.A.goodB.betterC.bestD.thebest()5.—Whichis__________,thesun,themoonortheearth?—Ofcourse,themoonis.A.smallB.smallerC.smallestD.thesmallest()6.TheairinBeijingisgettingmuch_____nowthanafewyearsago.A.cleanB.cleanerC.cleanestD.thecleanest()7.Mobilephonesareverypopularnowandtheyare_____thanbefore.A.cheapB.cheaperC.cheapestD.thecheapest()8.IstudyEnglishas_______asmybrother.A.hardB.harderC.hardest()9.Whichis_____,abicycleoracomputer?A.expensiveB.moreexpensiveC.themostexpensive()10.TheYellowRiverisoneof______riversinChina.AlongBlongerCthelongest()11.Tomis____ofthetwoboys.A.tallerB.tallestC.thetallerD.thetallest()12.Ofmyparents,myfatherlooks_____.A.oldB.olderC.theoldestD.theolder三、单词拼写1.Youlookverys________,issomethingwrong?2.TinaandTaralookverys________,butTinaismoreoutgoing.3.Canyougivemesomei__________abouttrainstoHanghzou?4.–Canyougetthatbookfromthetopshelf（架子）forme?–Ican’tr_________.5.C________,Ronaldodoesn’tworkashardasEmily.6.Now,thereisalotofc__________instudybetweenstudentsatschool.7.Ronaldoist_______talentedinsoccer.Noneofusinourclassisbetteratsoccerthanhe.8.Sheishard-workingallthetime.That’swhyshegetsbetterg_______inallherexamsthananyoneelseinherclass.49.Wedon’thaveenoughbooksforeveryone,soyou’llhavetos________.10.Peterspokesoq_______thatwecouldhardlyhearhim.11.Thisisafantasticplacewheremanyvisitorsfeelwarmandc_____________.12.Ladiesandgentlemen,pleasetakeas_________,theshowwillbeginsoon.13.Thet________toaballgameisnotexpensive,it’sonly$30.14.Theorangejuiceisthef___________ofallthefood,welikeitbest.15.Peoplewhoalwaysmakenewsthingsarec___________andclever.16.Lastyear,thew_________oftheBestVoicewerefromCanada.17.Thegirlchosethegiftveryc___________yesterday,becausehermother’sbirthdayisonthisSunday,shewantstogiveherasurprise.18.Teachersarep_________busy,theyalwaysworkfromdaytonight.19.Onacomputerscreen,youwillseethem________onyourleft,clickit,thenyouwillfindwhatyourarelookingfor.20.ATimesr__________isinterviewingthemanaboutwhathesawjustnow.5Unit4Name______________Point____________戏院美好地接近获胜者歌曲奖品音乐节目主持人每人挑选（过去式）贫穷的仔细地严肃地记者最拥挤的地方新鲜的变得越来越受欢迎舒服地由某人做出抉择更糟的到目前为止相当，漂亮的有相同特征菜单各种各样的扮演发挥作用一餐饭例如有创造力的认真对待表演者编造天赋让梦想成真魔术师谢谢告诉我！廉价地；最好的音响最坏的；最差的离家最近票；入场卷最舒服的座位座位；最大的屏幕舒适的；最差的服务服务最便宜的票价给，提供（过去式）唱得最美妙