Comparison of Adjectives

Theyarelesscolourfulthansomeotherfish…Somefishcanproducesoundsalmosttwiceasloudasyourspeakingvoice!Youcertainlywon’tfindanoisierfish.Theyhaveahugemouthandcaneatfishasbigasthemselves.Lookcarefullyforthetiniestfishintheworld.Itisnotasbigasaflyinyourhouse.Specialdiscountbeforethe22ndsothesoonerthebetter!Comparatives一.形容词和副词比较等级的用法1)原级比较：表示两者程度相同。用句型：as+形容词/副词+as，否定形式为：notas/so+形容词/副词+as。如：Dickisastallashisbrother.Tomspeaksasquicklyashiscousin.Ihaveneverseenapersonas/socleverasheis.2)比较级：A.表示A超过B。此时使用形容词和副词的比较等级。如：Ourclassroomisbrighterthanyours.Dogsrunfasterthanrabbits.Idon’tthinkmathismoreimportantthanphysics.B.表示A不如B。用“less+形容词/副词的原级”表示。如：Rabbitsranlessfastthandogs.Jennyislesscleverthanhersister.Itrainslessoftenhereinautumnthaninspring.3)形容词和副词比较级的特殊用法A.越来越……，如：Youaregrowingtallerandtaller.你越长越高了。Englishisbecomingmoreandmoreimportant.英语越来越重要了。B.越……，越……，如：Theharderyoupush,themorequicklythatcartwillmove.你越使劲推，车就跑的越快。Themorecarefulyouare,thebetteryouwilldointheexam.你越小心，就会考得越好。Themoreyoupractice,themorefluentlyyouwillspeak.你练得越多，讲得就越流利。C.表示两者之中比较……的一个，用of引导，比较级前加上the。如：Jackisthetallerofthetwobrothers.杰克是兄弟俩中较高的一个。Thisisthebiggerofthetworooms.这个房间是两个中较大的一个。D.nomorethan表示“只；不超过；不多于”，相当于only。如：Hiswholeschooladdeduptonomorethanoneyear.他所接受的学校教育不过一年。Shehasnomorethanoneyuaninherpocket.她兜里只有一块钱。E.nomore…than表示“……一样不……”；而notmore…than则表示“不像……那样”，相当于“notso…as”。如：Heisfeelingnobetterthanyesterday.他觉得不比昨天好多少。Sheisnotmoregenerousthanheryoungersister.她不如她妹妹那样慷慨大方。Sheisnotsogenerousasheryoungersister.相当于：F.nolessthan表示“多达，……那样多;至少，起码”，相当于asmuch/manyas，蕴含这个数是大的；而notlessthan表示“不少于”，不强调这个数的大小，只说明数据本身。如：Ihavenolessthantendictionaries.我起码有10本字典。蕴含“我的词典多”Ihavenotlessthantendictionaries.我拥有的词典不少于10本。不含“我的词典多”的意思，只说明一个事实。G.noless…than表示“不比……差；与……同样地”，相当于“as…as”。如：Sheisnolessbeautifulthanhersister.H.不用比较级的形容词，如：senior,junior,superior,inferior等。如：Heisthreeyearsseniortome.他比我大三岁。Yourknowledgeofelectronicsismuchsuperiortomine.你对电子学的知识远远超过我。I.比较级的修饰语。这些修饰语通常为副词或短语，置于比较级前面，说明比较级的程度。这些词有：alittle,little,abit,bit,alot,agreatdeal,much,far,rather,slightly,byfar,even,still,nearly,almost,any,just,(…)times等。如：Themoonismuchsmallerthantheearth.Theresultoftheexperimentturnedouttobeevenbetterthanexpected.Speakabitmoreslowly,please.Theoutputofthepapermillisthreetimeshigherthanitwaslastyear.比较级形容词或副词+than的注意事项：1）要避免重复使用比较级。(错)Heismoreclevererthanhisbrother.(对)Heismorecleverthanhisbrother.(对)Heisclevererthanhisbrother.2）要避免将主语含在比较对象中。(错)ChinaislargerthananycountryinAsia.(对)ChinaislargerthananyothercountryinAsia.3）要注意对应句型，遵循前后一致的原则。ThepopulationofShanghaiislargerthanthatofBeijing.Itiseasiertomakeaplanthantocarryitout.4）要注意冠词的使用，后有名词的时候，前面才有可能有冠词。比较：Whichislarger,CanadaorAustralia?Whichisthelargercountry,CanadaorAustralia?Sheistallerthanhertwosisters.Sheisthetallerofthetwosisters.a.主语+谓语+倍数（或分数）+as+adj.+asIhavethreetimesasmanyasyou.我有你三倍那么多。b.主语+谓语+倍数（分数）+thesize(amount,length…)of…Theearthis49timesthesizeofthemoon.地球是月球的49倍。倍数表示法:c.主语+谓语+倍数（分数）+形容词（副词）比较级+than…Thegrainoutputis8percenthigherthisyearthanthatoflastyear.今年比去年谷物产量增加8%。d.还可以用by+倍数，表示增加多少倍Theproductionofgrainhasbeenincreasedbyfourtimesthisyear.今年谷物产量增加了4倍。CompleteExercises5,6,7and9.Exercisesonpage13.Answers:Exercise5:1a2b3c4cExercise6:1b2c3aExercise7:1smaller2themostintelligent3Thebiggest4thefriendliest5better6theeasiest7themostpopularExercise9:height;length;thebiggest;length;asmuchasIndividualactivity1.Thatdoesn’tsoundveryfrightening,Paul.I’veseen_______.Whatdidyoulikemostaboutthefilm?A.betterB.worseC.bestD.worst2.Thenumberofpeoplepresentattheconcertwas_______thanexpected.Thereweremanyticketsleft.A.muchsmallerB.muchmoreC.muchlargerD.manymoreI.Multiplechoice3.HespeaksEnglishwellindeed,but,ofcourse,not_____anativespeaker.A.asfluentasB.morefluentthanC.sofluentlyasD.muchfluentlythan4.ItisreportedthattheUnitedStatesuses_____energyasthewholeofEurope.A.astwiceB.twicemuchC.twicemuchasD.twiceasmuch5.Marykeptweighingherselftoseehowmuch_____shewasgetting.A.heavierB.heavyC.theheavierD.theheavier6.Thehouserentisexpensive.I’vegotabouthalfthespaceIhadathomeandI’mpaying_____here.A.asthreetimesmuchB.asmuchthreetimesC.muchasthreetimesD.threetimesasmuch7.Ourneighbourhas________ours.A.asabighouseasB.asbigahouseasC.thesamebighouseasD.ahousethesamebigas8.AsfarasIamconcerned,educationisaboutlearningandthemoreyoulearn,_________.A.themoreforlifeareyouequippedB.themoreequippedforlifeyouareC.themorelifeyouareequippedforD.youareequippedthemorelife9.Aftertwoyears’research,wenowhavea____betterunderstandingofthedisease.A.veryB.farC.fairlyD.quite10.Alanisacarefuldriver,buthedrives______ofmyfriends.A.morecarefullyB.themostcarefullyC.lesscarefullyD.theleastcarefully11.—Areyoufeeling____?—Yes,I'mfinenow.A.anywellB.anybetterC.quitegoodD.quitebetter12.Theexperimentwas____easierthanwehadexpected.A.moreB.muchmoreC.muchD.moremuch13.You’redrivingtoofast.Canyoudrive______?(2008全国)A.moreslowlyabitB.slowlyabitmoreC.abitmoreslowlyD.slowlymorebit14.Thosewhohave___moneythansensemaysometimesactfoolishly.(2008上海春)A.muchB.moreC.mostD.many15.Teny