形容詞和副詞的比較級和最高級一、形容詞比較級和最高級的構(gòu)成構(gòu)成方式例詞規(guī)則變化一般在詞尾加er,est;small→smaller:→smallest]high→higher→highest以不發(fā)音的字母e結(jié)尾的詞，加r,st;large→larger→largestnice→nicer→nicest輔元輔結(jié)尾的重讀閉音節(jié)詞，雙寫詞尾的輔音字母，再加er，est;big→bigger→biggesthot→hotter→hottestwet→wetter→wettestthin→thinner→thinnest以＂輔音字母+y＂結(jié)尾的詞，變y為i，再加er,est;ugly→uglier→ugliestbusy→busier→busiest其他雙音節(jié)詞和多音節(jié)詞及分詞形容詞，在詞前加more,most;important→moreimportant→mostimportantquickly→morequickly→mostquickly不規(guī)則變化bad/ill→worse→worstgood/well→better→bestmuch/many→more→mostlittle→less→leastfar→farther/further→farthest/furthestold→older/elder→oldest/eldestolder一般指年齡大?。籑yfatherisolderthanmymother.elder指長幼關(guān)系(一般修飾名詞作定語);Myelderbrotherisadriver.farther指距離更遠.jumpfartherfurther指抽象的.IwanttostudyEnglishfurther.furtherreading/information/study【重點提醒】英語中有些形容詞說明形狀，材質(zhì)等，還有些形容詞沒有程度可分或本身就表示某種程度，這些形容詞沒有比較級和最高級，常見的有：right（正確的）wrongexcellentfinallastpossiblefirsteastemptywoodenfavouritegoldensquare二、形容詞比較等級的句式結(jié)構(gòu)和用法原級的用法as+形容詞/副詞原級+as，表示雙方在程度、特征方面相等。Thestoryisasinterestingasthatone.Alexbelieveshewillsoonbeabletoplaychessas______astheputer.A.well B.better C.best D.thebest—Pleaseehomeas_______asyoucan.—OK,Iwill.A.early B.earlier C.quick D.quicker2）not+as/so+形容詞/副詞原級+as，…不如…Thoughthey’retwins,Lucyisnotas(so)outgoingaslily.TheweatherinBeijingisnotas(so)hotasthatinWuhan.3）as+形容詞.+n+asWehaveproducedasmanycarsaswedidlastyear.Sheisasgoodacookashermother.（=Sheisacookasgoodashermother.）4）修飾as…as結(jié)構(gòu)的常見詞語有nearly,almost,just,exactly,half,quite,twice,threetimes等，修飾語都只能放在第一個as之前(而不能置于其中或其后。）Iearnhalfasmuchasyoudo.Thisropeistwiceaslongasthatone.5）關(guān)于as...as的常見句型(1)assoonaspossible“盡可能…”Pleaseanswermyquestionassoonaspossible.(2)asusual“像往常一樣”(3)aslongas...“和……一樣長”；“只要”引導(dǎo)條件狀語從句Ittookusaslongasthreeyearstocarryouttheplan.(4)asfaras“遠到..”Hewalkedasfarastherailwaystationyesterdayevening.(5)aswellas“和”MaryaswellasIhasbeentotheGreatWall.1.Thisbookis____thatone,but____thanthatone.A.asdifficultas;expensiveB.asmoredifficultas;moreexpensiveC.asdifficultas;moreexpensiveD.moredifficultas;asexpensiveIthinkthestoryisnotso___asthatone.A.interestingB.interestedC.moreinterestingD.mostinteresting3.Hisfatherbegantowork____hewassevenyearsold.A.asoldasB.asearlyasC.sinceD.while比較級的用法比較級：兩個人或物之間的比較。表示“較……”或“更……一些”。標(biāo)志詞：than(比））A+be+形容詞/副詞比較級than+BTomistallerthanJack.Thoseapplesarebiggerthantheseones.—LucygotaBintheEnglishexam.Howaboutyou?—Idid________thanher.IonlygotaC.A.well B.better C.badly D.worse注意:1.比較級中為了避免重復(fù)，常用one/that/those替代前面出現(xiàn)過的名詞。Thispenisshorterthanthatone.TheweatherWuhanismuchhotterthanthatofShanghai.ThecarsmadeinTianjinaremuchmorepopularthanthoseinShanghai.one代替可數(shù)名詞單數(shù)those代替可數(shù)名詞復(fù)數(shù)that代替可數(shù)名詞單數(shù)/不可數(shù)名詞2）the+比較級+ofthetwo+n兩者中較……的那個Lookatthetwogirls.Mysisteristhetallerofthetwo.3）the+比較級,the+比較級越…越…Themoredifficulttheproblemis,themorecarefulweshouldbe.Themoreyoueat,thefatteryouwillbe.—CanyoutellmewhyyoulearnEnglishsowell?—It’sverysimple.______youwork,______gradesyouwillget.A.Theharder;thebest B.Thehard;thebetterC.Theharder;thebetter D.Thehardest;thebest隨堂練1．___Ilookatthepicture,____Ilikeit.A.Thebest;themoreB.Themore;thelessC.Themore;lessD.More;themore2．___hereadthebook,____hegotinit.A.Themore;themoreinterestingB.Theless;themoreinterestingC.Themore;themoreinterestedD.More;moreinterested3．___youeback,_____itwillbe.A.Thequicker;thebestB.Thesooner;thebetterC.Faster;thebetterD.Thesooner;better4）比較級+and+比較級越來越…moreandmore+原級Thedayisgettingcolderandcolder.Ourschoolisgettingmoreandmorebeautiful.Whenspringes,thedaysget________.A.shortandshort B.shorterandshorterC.longandlong D.longerandlonger5）表示兩者之間的選擇，可使用“特殊疑問詞is+比較級，…or…?”

—Whichcoatis_______,theblueoneortheblackone?—Theblueone.A.good B.better C.best D.thebest隨堂練1.Ilike___oneofthetwobooks.A.theolder B.oldest C.theoldest D.older2.Whichis___country,ChinaorJapan?A.thelarge B.thelarger C.larger D.largest3.Ofthetwocups,hebought_______A.thesmaller B.thesmallest C.small D.smaller6）比較級+thananyother+單數(shù)名詞表示＂比其他的任何一個……都……＂，用比較級形式來表達最高級含義。Heisbetterthananyotherstudentintheclass.①在同一范圍內(nèi)，the+最高級=比較級+thananyother+單數(shù)名詞=比較級+than+theother+復(fù)數(shù)可數(shù)名詞ChinaisthelargestcountryinAasia.ChinaislargerthananyothercountryinAsia.ChinaislargerthantheothercountriesinAsia.②不在同一范圍內(nèi)，比較級+thanother+復(fù)數(shù)名詞=比較級+than+any+單數(shù)可數(shù)名詞ChinaislargerthanothercountriesinAfrica.ChinaislargerthananycountryinAfrica.7）no+比較級+than的結(jié)構(gòu)表示＂A和B一樣不……＂。?Sherunsnofasterthanhersister.她與她妹妹一樣跑不快。?TomisnowiserthanJohn.湯姆和約翰一樣沒有聰明才智。隨堂練1.Mathsismorepopularthan____.A.anyothersubject B.allthesubjects C.anysubject D.othersubject2.Tomisstrongerthan___inhisclass.A.anyotherboy B.anyboysC.anyboy D.otherboy8）less+adj./adv.+than......不如沒.....HeislessoutgoingthanJim.SherunslessquicklythanMary9）nomorethan和notmorethan的區(qū)別nomorethan（=notanymorethan）只不過、僅僅、無非、頂多Fatherhadnomorethanaknowledgeofmusic.父親對音樂只懂一點皮毛。notmorethan少于，不超過、不多于、不大于Hewasakidreally,notmorethaneighteenornineteen.他實際上還是個孩子，最多不過十八九歲。9）can't＋動詞原型＋比較級Itcan'tbebetter!Ican’tagreeanymore.(=can+not+too意為“再…都不為過”為肯定語氣。是對語意的強調(diào)和加強。)

Astoprotectyourself,youcan'tbetoocareful.三、修飾比較級的程度副詞any,much,still,alot/alittle/abit,far,even口訣：amsafe.(兩多兩少一甚至，還有一些遠去了)隨堂練1.MrsBlackhasgot____insteadofgettinganybetter.A.morebadB.alittleworseC.muchbadlyD.alotofworse2.Ourclassroomis____largerthantheirs.A.more B.quite C.very D.much四、表達倍數(shù)：1.1)主語+謂語+倍數(shù)/分?jǐn)?shù)+as+adj.+as(原級表示法)Thisroomistwiceasbigasthatone.主語+謂語+倍數(shù)/分?jǐn)?shù)+比較級+than+比較對象(比較級表示法)HehasreadfourtimesmorebookthanIhave.Petrolistwicemoreexpensivethanitwasafewyearsago.3）主語+謂語+倍數(shù)/分?jǐn)?shù)+thesize(amount,length,width)+of(借助名詞表示法)Iamalmosttwicetheageofyours.Theearthis50timesthesizeoftheroom.隨堂練1.Theearthisabout____asthemoon.A.asfiftytimebig B.fiftytimesasbigC.asbigfiftytimes D.fiftyastimesbig2.Yourroomismine.A.twiceaslargethan B.twicethesizeofC.biggertwicethan D.astwicelargeas3.Yourroomis___thanmine.A.threetimebig B.threetimesbigC.threetimesbigger D.biggerthreetimes4Hisfatheris____thanhismother.;A.olderfouryears B.asfouryearsolderC.fouryearsolder D.biggerfouryears五、注意：1.Hisshirtismoreexpensivethanmine.如果主語是物主代詞+名詞，那么后面要用名詞性物主代詞。2.KateismorebeautifulthanLilyis.SheisfiveyearsolderthanIam.than前后句子的時態(tài)相同。通常用be動詞情態(tài)動詞can,may,must,could,should和助動詞do,does,did,will，have等來簡答。形容詞、副詞最高級基本用法1．“the+最高級+in/of/從句”’,表示“...是....中最.....的”(如ofall,ofthethree,intheworld,thathasevertakenplace等)。如：OfallofthewritersinEngland,WilliamShakespeareisthemostwidelyknown.注意：介詞of/in區(qū)別（1）介詞后成分與主語屬同一類人或物，并把主語包括在內(nèi)時，用介詞of（of+同類）；（2）介詞后成分不屬于同一類人或物，而只說明在某一時間、空間范圍內(nèi)的比較時，用介詞in。 （in+范圍）。Heisthetallestofthefourboys.(He與boy屬同類)Heisthetallestinourclass.(He與class不屬同類)

注意：1)the+最高級+that從句(從句用完成時)It’sthemostbeautifulpicturethatI’veeverseen.2.oneofthe+最高級+復(fù)數(shù)名詞，表示“最......之一” BeijingisoneofthemostbiggestcitiesinChina.注意：oneof有三大考點：（1）后跟形容詞最高級；（2）后接可數(shù)名詞復(fù)數(shù)形式；（3）作主語時主語為one，謂語動詞用單數(shù)形式。Oneofthesmallestdinosaurswasaboutonemetrelong.3.最高級，A,BorC?“哪個最.....?”Whoistheyoungest,Jim,TomorJenny?Whichisthemostexpensive,abicycle,acar,oraplane?4.thefirst/second......+最高級“第幾大/第幾強”TheYellowRiveristhesecondlongestriverinChina.ThisisthethirdmostpopularsongofMichaelJackson.5.themost+adj.“最….”；theleast+adj.“最不…”themostexpensive最貴的theleastexpensive最不貴6.比較級和最高級轉(zhuǎn)換=1\*GB3①在同一范圍內(nèi)，the+最高級=比較級+thananyother+單數(shù)名詞 =比較級+thantheother+復(fù)數(shù)名詞 Danielismorehardworkingthananyotherstudentinourclass.Danielismorehardworkingthantheotherstudentsinourclass.=2\*GB3②不在同一范圍內(nèi)，the+最高級=比較級+thanany+單數(shù)/復(fù)數(shù)名詞ShanghaiislargerthananyothercityinChina.（上海在中國這個范圍內(nèi)，所以用anyother）ShanghaiislargerthananycityinJiangsu.（上海不在江蘇，所以只需用any）=3\*GB3③“否定詞+比較級”相當(dāng)于最高級。Waituntilwegetasatisfactoryreply,willyou?Icouldn'tagreemore.Theideasoundsgreattome.Nothingissoeasyasthis.=Nothingiseasierthanthis.=Thisistheeasiestthing.7.最高級前不加the的情況=1\*GB3①形容詞最高級前常用the,副詞最高級前the可以不用。Herunsfastestofthethree.=2\*GB3②形容詞最高級做表語時，有時可以省略the.例句：Whichoftheboysis(the)strongest?=3\*GB3③最高級前已有名詞所有格或物主代詞時，不用the.如：mybestfriend④有時most表示“非?！?，而不是最高級，不用the.例句：Heisamostamazingperson.______________________________________________8.表示“最高程度”的形容詞，如excellent，extreme，perfect,favorite等，沒有最高級，也不能用比較級．鞏固練習(xí)Danielisacarefuldriver,andhedrives_______ofmyfriends.A.morecarefully B.themostcarefullyC.Lesscarefully D.Theleastcarefully2.Pirates(海盜)oftheCaribbeanisoneof_____filmsthatIhaveeverseen.A.veryexciting B.moreexcitingC.muchmoreexciting D.themostexciting3.TheweatherinChongqingishotterthan______.A.thatTianjinB.thatinTianjinC.itTianjinD.itinTianjin4.Mrs.Zhangisoneof_______teachersinourschool.Weallhateher.A.morepopular B.themostpopularC.lesspopular D.theleastpopular5.Hejumps______ofthethree.A.far B.further C.farthest D.furthest6.Nooneis____Maryin