Section3Section3Unit2Unit2比较结构（comparativeconstruction)I.Translatethefollowingsentences:1.这间屋子和那间一样大。2.这间屋子不如那间大。3这间屋子比那间大。4这间屋子是所有房子中最大的。Thisroomisaslargeasthatone.Thisroomisnotaslargeasthatone.Thisroomislargerthanthatone.Thisroomislesslargethanthatone.Thisroomisthelargestamongalltherooms.I.as+形容词/副词的原级+asII.not/never+as/so+形容词/副词的原级+asIII.比较级：--ermore/less+than…IV.the+最高级+比较范围(in/of/among)最高级否定形式是be+not+最高级吗?通常由形容词的反义词构成eg:这是五本书中用处最少的一本。Thisistheleastusefulbookof/amongthefivebooks注意：1).形容词/副词的比较级前可以加表示程度的状语，以形成强意比较，做这种状语的词通常有：Much,many,even,still,rather,yet,alot,agreatdeal,far,byfar,any,alittle,abit,hardly,slightly,twice,threetimes(倍数）等Eg.JohnismuchstrongerthanBob.Heisthreeinchestallerthanhisbrother.Hefeelsfarbetter.Hefeelsthebetterbyfar.2).最高级前可加序数词，或byfar,nearly,almost,next,notquite,notnearlyEg.TheYellowRiveristhesecondlongestriverinChina.ThePacificisbyfarthelargestOceanintheworld.TianAnmensquareisnearlythebiggestsquareIhaveeverbeento.3).ItisthemostinterestingstoryI’veread.Itisamostinterestingstory.形容词最高级前加不定冠词a(an),表示“非常”4）副词的最高级前的the可以省略。Ofalltheboyshecame(the)earliest.5).常用的由as+adj.+as构成的惯用词组：冰冷洁白如雪红似火黑如碳快似闪电轻如鸿毛asbusyasabee一贫如洗ascoldasiceaswhiteassnowasredasfireasblackascoalasquickaslighteningaslightasfeather忙忙碌碌aspoorasachurchmouse6).用比较级或原级表示最高级例如：1Mary比她班里其他的女孩都高。Maryistallerthananyoneelse/anyoftheothergirls/anyothergirlinherclass.2.中国比其他任何一个亚洲国家都大。ChinaislargerthananyothercountryinAsia3.中国比任何一个非洲国家都大。ChinaislargerthananycountryinAfrica.4.Never…such/so+原级+n.我从未见过这么好的小狗。Ihaveneverseensuchagooddog.7).no/never/nothing…+比较级Nothingismorevaluablethantime.时间比任何东西都珍贵。NonovelthatIhavereadisbetterthanthisone我读过的所有小说中，再没有比这一本更好的了。8.Compare:more…than…morethannomorethannoless…than…nolessthannotlessthan与其…不如…多于/不只是仅仅与…一样…多达不少于/至少Hewasmorefrightenedthanhurt.Heismorethanmyteacher.Thegirlsingsnolessbeautifullythanthesinger.Thegirldoesn’tsinglessbeautifullythanthesinger.Hepaidnolessthan$10,000forit.Heofferednotlessthan$10,000forit.9).有些形容词如：able,perfect,right,wrong,impossible,dead,favorite,excellent等无比较级/最高级。5.倍数的比较级1).倍数+as+…+as…2).倍数+比较级+than3).倍数+thesize等+of…10).在比较结构中，为避免重复，突出比较的成分，从句中有些成分可省略。TomisolderthanJim(is).这间房子是那间的三倍大。Thishouseisthreetimesaslargeasthatone.Thishouseisthreetimeslargerthanthatone.Thishouseisthreetimesthesizeofthatone.6.the+比较级+of+thetwo…Tom是兄弟俩人中较年轻的一个。Tomistheyoungerofthetwobrothers.7.as+adj.+a(an)+as…as+much+n(/u/)+asas+many+n(/c/)+asSheisascleverastudentasanyoneelseThefactorymadeasmuchpaperaspossible8.Themore…themore/less…ThebetterIknewhim,themoreIlikedhim.ThebetterIknewhim,thelessIlikedhim.JennyhasreadasmanybooksasLiMing高考链接：1.–Isyourheadachegetting___?--No,it’sworse.（2005年，全国）A.betterB.badC.lessD.well2.Ataroughestimate,Nigeriais_____GreatBritish.(2005年，上海）A.threetimesthesizeasB.thesizethreetimesofC.threetimesasthesizeofD.threetimesthesizeofAD3.Mr.Smithowns_____collectionofcoinsthananyoneIhaveevermet.（2005年，山东）A.largeB.alargerC.thelargerD.alarge4.Davidhaswonthefirstprizeinsinging;heisstillveryexcitednowandfeels___desiretogotobed.（2004年，江苏）A.themostB.moreC.worseD.theleast5.Marykeptweighingherselftoseehowmuch_____shewasgetting.（2004年，全国）A.heavierB.heavyC.theheavierD.theheaviestBDA6.Lizziewas_____toseeherfriendoffattheairport.(2004年，全国）A.alittlemorethansadB.morethanalittlesadC.sadmorethanalittleD.alittlemoresadthan7.HespeaksEnglishwellindeed,butofcoursenot____anativespeaker.（2004年，上海）A.asfluentasB.morefluentthanC.sofluentlyasD.muchfluentlythanBC8.Thenumberofpeoplepresentattheconcertwas____thanexpected.Thereweremanyticketsleft.(2004年，福建）A.muchsmallerB.muchmoreC.muchlargerD.manymore9.Ourneighborhas____ours.(2003年，北京）A.asabighouseasB.asbigahouseasC.thesamebighouseasD.ahousethesamebigasAB10.Thehouserentisexpensive.I’vegotabouthalfthespaceIhadathomeandI’mpaying_____here.(2003年，上海）A.asthreetimesmuchB.asmuchthreetimesC.muchasthreetimesD.threetimesasmuchD
