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GrammarFocus(二)形容词的比较级和最高级comparativesandsuperlativeswithadj.andadv..short-shortersmall-smallernicen

icersafesafer------bigthinheavyheavierhappyhappierbigbiggerthinthinner.delicious–moredeliciousinteresting–moreinter

estingimportant—moreimportantcarefully---morecarefullyquickly---morequicklyslowly---moreslowlyeasily---moreeasily.大多数形容词和副词有三个等级：原

级、比较级、最高级。一、形容词比较级的构成构成的规则变化:.1)在形容词后直接加-er。如：short--shortersmall--smaller2)以不发音的e结尾，直接加r.如:nice--nicersafe--safer3)重读闭音节词末

尾只有一个辅音字母时,先双写这个辅音字母,再加-er。如:big–biggerthin–thinner4)以“辅音字母+y”结尾的双音节词，先改y为i,再加-er。如：easy–easierhappy–happier.5)多音节词和部分双音节词在词前加more。如：deliciou

s–moredeliciousinteresting–moreinterestingimportant—moreimportant.carefully---morecarefullyquickly---morequicklyslowly---moreslowlyeasily---moreea

sily.形容词最高级的构成A:tallshortquickthicklightcoolwarmquietwildcalmthe--esttalltallertallest.B:heavyeasytidydrybusyhappyhealthyhungryearlyy--i--est.C:lar

gelatenice--stbiggestD:bighothottestthin“双写”thinnestwetwettestfatfattest.Adjectivedeliciousdangerousinterest

ingpopularbeautifulcarefulfriendlythemost--adj..1.用法：英语中三者或三者以上相比较，表示“最……”这样的最高程度概念时，要用“the+最高级”的结构表示。这种句式一般带有表示比较的介词短语，比如:inourclass,ofthet

hree等。例如：WangLinisthetallestinourclass.Thistheateristhecheapestofthethree.最高级变法有以下几点：形容词的最高级.a.直接加-est.如：short--shorte

stsmall--smallestb.以-e结尾的形容词，最高级+-st。如：large—largestnice—nicestcute—cutestc.以辅音字母+y结尾的形容词，变y为i+est。busy—busiestheav

y—heaviesteasy—easiesthappy—happiestdirty—dirtiest.d.以重读闭音节结尾，末尾只有一个辅音字母结尾的词，双写最后一个辅音字母，再加+er或+est。如：big—bigger—biggestthin—thinner—thinnestfat—

fatter—fattesthot—hotter—hotteste.多音节和部分双音节形容词，需在原级前+more构成比较级，+most构成最高级。如：important—moreimportant—mostimportan

tbeautiful—morebeautiful–mostbeautifuldifficult—moredifficult—mostdifficult.3.不规则变化：.最高级规则变化口诀：最高级，很容易，一般词尾加est。(c

heap-thecheapest)词尾若有哑音e,直接就加st。(close-theclosest)重读闭音节,单辅音字母要双写。(big-thebiggest)辅音字母加y,记得把y变为i。(fri

endly-thefriendliest)多音节，考考你，themost到底加哪里？(popular-themostpopular).TheComparativeSuperlativeDegreesofAdjectives&Adverbs总结形容词和副词比较级和

最高级.latelater-latestearlyearlier–earliestbigbigger-biggestfluently/difficultmore～,most～重读闭音节、末尾只有一个辅音字母双写加–e

r或–est单音节词在词尾比较级加-er或最高级加-est以e结尾的词，只需加－r或－st以辅音字母加y结尾双音节词变y为i加–er或–est部分双音节和多音节词在原级前加more或most少数以er,ow结尾的双音节词加-er-esttalltaller-tallestcleverclever

er-cleverestcheap,cold,small,warm,young,highfine,nice,safehappy,busy,dirty,easy,lazy,prettyfat,hot,red,thin,wet,sadnarrow,yellowquickly,slowly,

useful,careful,popular,modern,形容词和副词比较级和最高级构成(规则变化).不规则变化good/well–better-bestmuch/many–more-mostbad/badly/ill–worse–worstlittle–less–leastfar–f

arther/further–farthest–furthestold–older/elder–oldest/eldest.1.Paulisvery_______.Heis________thanhisbrother

.A.heavy---heavierB.heavy---heavyC.heavier---heavierD.heavy---heavyer2.Ithasthe________clothingstoreinthetown.A.goodestB.goodd

estC.bestD.better3.Thisruleris____thanthatone.A.longB.longerC.thelongestD.longest4.Thisbookis____ofall

.A.cheapestB.cheapD.cheaperD.thecheapest5.Heismuch____thanhisbrother.A.tallerB.tallC.thetallestD.tallest6.LiLeiis____oldertha

nLucy.A.quiteB.veryC.muchD.more一.单选。.1.Whois_______(quiet),MaryorJane?2.Lucyismuch_____(smart)thanLily.3.MissDuisalittle____

____(outgoing)thanhersister.4.MyEnglishteacherisquite_____(good)attellingstories.5.Jimrunsvery_____(fast),Ican’tfollow

him.Classexercises.Writeareport•“Myfriend”•Writeaboutthethingsthataredifferentbetweenyouandyourfriend.（hair,build,ch

aracter,age…..)•Ihaveagoodfriend.His/Hernameis…He/Sheis…than…I’m…than…..形容词和副词比较级的用法1.Whorunsfaster,heorshe?2.Herunsfasterthanshe.3.Herunsmuchfastert

hanshe.4.Hebecomeshealthierandhealthier.5.Themoreyouexercise,thehealthieryouwillbe.6.Sheislesshealthythanhe..1.表

示两者之间的选择,可用“Which/Who…+比较，…or…?”.2.表示两者之间的比较，通常用连词than引导，表示“更······一些”．3.much/far/alot,even,still,alittle/abit…修饰比较级,表示程度.Whorunsfaster,heorshe?Heru

nsfasterthanshe.Herunsmuchfasterthanshe..4.“比较级+and+比较级”表示“越来越……”5.“the+比较级,the+比较级”表示“越…,越…”6.表示不及另一方时，用“less+原级+t

han…”(双音节和多音节词)Hebecomeshealthierandhealthier.Themoreyouexercise,thehealthieryouwillbe.Sheislesshealthythanhe.Heishealthierthanshe.S

hanghaiisbecomingmoreandmoremodern..1.比较级+and+比较级越来越…2.the+比较级,the+比较级越…,越…3._______________youare,_________mistakesyouwillma

ke.(你越仔细，做错的题目就越少）4.__________youeat,_________you’llbe.(你吃得越多,就越胖)5.Alicewriteswell.Marywrites_________________thanshe.(甚至更好）Themorecarefulthefewer

Themorethefatter1.Thegirlbecomes______________________.(越来越漂亮）moreandmorebeautiful2.Theweatherisgetting____________

_____.(越来越槽糕）worseandworseeven/stillbetter.1.表示三者或三者以上比较,可用”Which/Who…+最高级,…,…or…?”表示.2.最高级+of/among(同类比较)in…(范围比较)4.oneof+形容词最高级+名词

复数表示“最…之一”3.序数词修饰最高级形容词和副词的最高级的用法Whoisthetallest,Tom,Mike,orJack?Tomisthetallestofthethree.Mikeisthesecondtalleststude

ntinourclass.Jackisoneofthetalleststudentsinourclass.Tomruns(the)fastestinourclass..3.LinTaois__________________________inthecl

assbecausehenevergetstoschoolontime.（最懒的学生之一）4.Edisonwas_________________________intheworld.(最伟大的发明家之一）oneofthelazi

eststudentsoneofthegreatestinventors1.TheYangtzeRiveris__________________riverintheworld.(第三长河）thethirdlongest2.TheAtlanticis__________________o

ceanintheworld.(第二大洋）thesecondbiggestExercise:一、翻译句子：.二、同义句转换1.FlatAismoreexpensivethanFlatBFlatBis_______________thanFlatA

.FlatBis_______________FlatA.FlatBisnot_________________FlatA.betterthan2.Heisthetalleststudentintheclass.Heis_

_____________________________intheclass.tallerthananyotherstudentanyother+名词单数lessexpensivecheaperthanasexpensiv

eas.1.HainanisaverylargeIsland.Itisthesecond_________islandinchina.(large)2.Ourteacherisas______asbefore.(busy).3.Heis__________

____amongus.(careful)4.LiLeijumpedfar______thanJim.(far)5.Thebusierheis,the________hefeels.(happy)6.IthinkYaoMingisoneof_________

___basketballplayersinNBA.(hot)busythemostcarefulfartherhappierlargestthehottest三、完成句子.1.good2.comfortab

le3.big4.happy5.cheap6.many7.difficult8.littlebetterbestmorecomfortablemostcomfortablebiggerbiggesthapp

ierhappiestcheapercheapestmoremostmoredifficultmostdifficultlessleast.1.Lilygetsup______(early)thanLucy.2.Whichgoes__________(slowly),

TomorJim?3.Thisbookis_______________(interesting)thanthatone.earliermoreslowlymoreinteresting二根据所给词的适当形式填空.4.Sheworks________________(careful)inh

erschool.5.Whogoestobed_________(late)Jim,TomorJack?6.Ithinkturkeyis________________(delicious)ofall.themostcarefullylatestthemo

stdelicious.(1)表示“最……之一”的句式，要用oneofthe+形容词最高级+复数名词。例如:JingjiangHotelisoneofthebiggesthotelsinourcity.Lisaisnotoneofmybestfrien

ds.(2)当最高级前面有物主代词或名词所有格时，不加定冠词the。例如：TomisLucy’sbestfriend.Tuesdayisherbusiestday..2.形容词最高级的构成(1)规则变化a.一般情况下，单音节或双音节的形容词

最高级直接加-est。如：clever—cleverestcheap—cheapestfew—fewestsmall—smallestyoung—youngest.7.Thisisoneof____filmsofthisyear.A.m

oreexcitingB.excitingC.themostexcitingD.mostexciting8.TheweatherinBeijingiscolderthan_____.A.inGuangzhouB.GuangzhouC.thatinGuangzhouD.

thatfromGuangzhou9.Tomis____ofthetwoboys.A.tallerB.tallestC.thetallerD.thetallest10.Ofmyparents,myfatherlooks_____.A.oldB.olderC.theoldestD.theo

lder11.Thiswatchis____thanthatone.A.muchexpensiveB.expensiverC.moreexpensiverD.moreexpensive.二.用括号中形容词的适当形式填空。1.Iamvery_______.ButTomis_________

___thanI.Frankis_________________.（tired）2.Whichis_____________（difficult）,physicsorbiology?3.Thisbookis________thantheothertwo

.Itis____________ofthethree.（easy）4.Insummerit’s_______（hot）inWuHanthaninBeijing.5.TheChinesepeoplehavea

much_______（good）lifenow.tiredmoretiredthemosttiredmoredifferenteasiertheeasiesthotterbetter.三.填空：1.Li

lygetsup__________(early)thanLucy.2.Whichgoes______________(slowly),TomorJim?3.Thisbookis_____________________(interesting)thanone.earlierm

oreslowlymoreinteresting4.Sheworks____________________(careful)inherschool.5.Whogoestobed____________(late)Jim,TomorJack?

6.Ithinkturkeyis______________________(delicious)ofall.themostcarefullythelatestthemostdelicious.1.Wearego

ingtotheGreenRestaurantforlunch.(就划线部分提问)____________yougoingforlunch?2.Samistheshortestinhisclass.(改为同义句)Sami

s________than_________studentinhisclass.Samis_______than__________studentsinhisclass.Samis_______than______________inhisclass.3.HowdoyoulikeS

creenCity?(改为同义句)_______doyou__________ScreenCity?WhereareshorteranyotherWhatthinkofshortertheotheranyoneelseshorter练习：改写句子.