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形容词、副词的比较级和最高级一.形容词和副词的原级比较：当相比较的两者、两部分在程度上相同或相近时，可用原级比较。结构：a.肯定：as+原级+as和......一样Tomisasoldasme/TimplaysbasketballaswellasMike.b.否定：notas/so+原级+as不如......（前者不如后者）Thisbookisn’tasinterestingasthatone.Hedoesn’tplayaswellasJack.二．形容词和副词的比较级：a.当两者或两部分相比较，表示“.......比.....更.....”时，用比较级。Tomistallerthanme./Herunsfasterthanme./Whichdoyoulikebetter,teaorcoffee?c.比较级的规则变化：（1）一般在词尾加er如：great-greater,soon-sooner.（2）以字母e结尾的词直接加r如：nice-nicer,late-later（3）以辅音字母+元音字母+辅音字母构成重读闭音节结构，双写最后一个辅音字母再加er.如：big-bigger,hot-hotter（4）以辅音字母+y结尾的，把y变为i再加er.如：happy-happier,early-earlier.（5）部分双音节和多音节词在词前加more.如：interesting--moreinteresting,difficult--moredifficult（6）以动词+ed/ing构成的形容词变比较级前加more.如：bore--boring--moreboring,bore-bored-morebored.relax-relaxing-morerelaxing.relax-relaxed-morerelaxed（7）以形容词+ly构成的副词，变比较级前加more.cheap-cheaply-morecheaply,comfortable-comfortably-morecomfortablye.比较级的用法：（1）adj/adv比较级+than比...更....EricrunsfasterthanLisa.（2）the比较级...，the比较级...，越......，越......Thebusierheis,thehappierhefeels.（3）比较级and比较级越来越......Thedayisgettingcolderandcolder.（4）the+比较级+ofthetwo......两者中较......的Maryisthemorebeautifulofthetwogirls.c.比较级的修饰语：must/even/far/alot/still/alittle/abit/agreatdeal,倍数等词修饰三.形容词、副词的最高级：a.用于三者或三者以上的人或事物之间的比较。在句中使用时，最高级前要加the，副词的最高级前可以省略the。句中常含有比较范围的介词of或in，of+一群人或事物的代词或名词，in后面一般接表示单位或场所的名词。例句：Billisthetallestboyofourthree./Janehasthemostfriendsinourclass.Herunsthefastestofall./Whoisthesmartest,Tom,JackorMary?It’sthehottestdaythisweek.b.形容词最高级的特殊用法：（1）序数词后用最高级。在表达“第几（长、大、远......）”时，序数词后用adj的最高级形式。TheYellowRiveristhesecondlongestriverinChina.（2）在表达“最...的...之一”时，用最高级，构成“oneofthe+adj最高级+可数名词复数”MoYanisoneofthemostfamouswritersinChina.（3）在表达“某人的最......”时，用“某人的+adj的最高级+n”Lisaismybestfriend.（4）“the+最高级+of/in/among...”与比较级+thananyother+n单数Heisthetallestboyinourclass=Heistallerthananyotherboy.四．形容词、副词变最高级的变化规则：a.规则变化：（1）一般在词尾加est.如：great-greatest,soon-soonest.（2）以字母e结尾的词直接加st.如：nice-nicest,late-latest（3）以辅音字母+元音字母+辅音字母构成重读闭音节结构，双写最后一个辅音字母再加est.如：big-biggest,hot-hottest（4）以辅音字母+y结尾的，把y变为i再加est.如：happy-happiest,early-earliest.（5）部分双音节和多音节词在词前加most.如：interesting--mostinteresting,difficult--mostdifficult（6）以动词+ed/ing构成的形容词变最高级前加most如：bore--boring--mostboring,bore-bored-mostbored.relax-relaxing-mostrelaxing.relax-relaxed-mostrelaxed（7）以形容词+ly构成的副词，变最高级前加most如：cheap-cheaply-mostcheaply,comfortable-comfortably-mostcomfortably形容词和副词比较级、最高级的不规则变化：good/well--better--bestmany/much--more--mostbad/badly/ill-worse-worstlittle-less-leastfar-farther（只指距离）/further（距离程度）-farthest/furthestold-older（年龄新旧血缘）/elder（只指血缘）-oldest/eldest一.写出以下各形容词的比较级和最高级：1.nice_________2.fat_________3.slow_________4.dry_________5.happy_________6.wet_________7.much_________8.ill_________9.little_________10.bad_________11.thin_________12.far_________13.early_________14.careful________15.exciting_______16.well______17.friendly________18.green_________19.few________20.busy_______二.根据句意，用所括号内所级形容词的比较等级形式填空：1.Mr.smithis_________maninthisoffice.(rich)2.Winteris_________seasonoftheyears.(cold)3.Thisradioisnotso________asthatone.(cheap)4.Itismuch_______todaythanyesterday.(hot)5.Sheisalittle________thanherclassmates.(careful)6.________peoplecametothemeetingthanlasttime.(many)7.Whichbookis________,thisoneorthatone?(easy)8.Myroomis_______thanyours.(small)9.Hainanis_______fromBeijingthanHunan.(far)10.Skatingis___________thanswimming.(exciting)11.Jimis_______thanalltheothers.(tall)12.Thingsaregetting_______and_______.(bad)13.Thehigheryouclimb,the_______itwillbe.(cold)14.Nowourlivesarebecoming_________and__________.(good)15.Thereare_______boysthangirlsinourclass.(few)16.The_______(hard)youwork,the________(happy)yourparentswillbe.17.Heis__________(tall)ofthetwo.18.Ofallthesubjects,helikesEnglish_______(well).19.Heruns__________(fast)ofthethree.20.Hegot_________(good)gradesinhisclass.三、用适当形式填空：1.Bobis_________(young)thanFred,but___________(tall)thanFred.2.Jimisnotas___________(tall)asjack.3.Almostallthestudents'facesarethesame,butLiDeminglooks_______(fat)thanbeforeafterthesummerholidays.4.Whichis_________(heavy),thehenorthechicken?5.--How_________(tall)issally?--she's1.55meters________(tall).whataboutXiaoling?--she'sonly1.40meters________(tall).sheismuch_______(short)thansally.sheisalsothe_______(short)girlintheclass.6.Heis______(bad)atlearningmaths.Heismuch_______(bad)atChineseandheisthe_________(bad)atEnglish.7.Anniesayssallyisthe________(kind)personintheworld.8.Heisoneofthe_________(friendly)peopleintheclass,Ithink.9.Adictionaryismuch_________(expensive)thanastory-book.10.Anorangeisalittle______(big)thananapple,butmuch________(small)thanawatermelon.11.TheChangJiangRiveristhe_______(long)riverinchina.12.Sueisalittle___________(beautiful)thanhersister.13.Myroomisnotas_________(big)asmybrother's.14.--Howdifficultisphysics?--I’mnotsure.--Isit________(difficult)thanmaths?--Idon’tthinkso.15.--Annieplaysthepianovery_________(well).--Sueplaysit_____(well)thanAnnie.andSallyplaysitthe______(well).16.Saturdayismy_________(busy)dayinaweek.17.Hermotherisgetting____________(fat)and________(fat).18