Whoistall?Whoistaller?Whoisthetallest?形容词的比较等级⒈规则变化①一般在词尾加-er或-est.tall-taller-tallestgreat-greater-thegreatestfast-faster－thefastestnear—nearer--(the)nearest②以字母e结尾加-r或-st.nice—nicer–thenicestlarge—larger–thelargestable—abler–theablest③辅音字母+y结尾y----i加-er或-est.easy—easier—theeasiestbusy—busier—thebusiestearly—earlier—theearliest④重读闭音节双写辅音字母加-er或-estbig—bigger—thebiggesthot—hotter—thehottest⑤多音节和部分双音节加more或most.important—moreimportant—themostimportantbeautiful—morebeautiful—themostbeautifulslowly—moreslowly—themostslowlyquickly—morequickly—themostquickly⒉不规则变化goodmanywellmuchbadillbadlyfar—farther—thefarthestlittle—less—theleastold—older—theoldestlate—later—thelatest形容词比较等级的用法⒈原级的用法：A+动词＋as+形容词的原级＋as+BTomisashonestasJohn.Mydogisasoldasthatone.形容词原级的否定形式Heisnotas/socarefulasI.Therearenotas/somanybooksinourlibraryasinyours.形容词的原级的疑问形式Isheasbusyasbefore?Isthereasmuchwaterinthisglassasinthatone?⒉需注意的原级的用法①表示“是······的几倍”...times+as＋形容词原级＋asThisgardenistentimesaslargeasthatone.Therearenowtwiceasmanyschoolsinthetownasin1972.②表示“······的一半······”halfas+形容词原级＋asMyhandwritingisnothalfasgoodasyours.③表示“尽可能······”as+形容词原级＋aspossibleHeisasfastaspossible.⒊比较级的基本用法A＋动词＋形容词的比较级＋than+B.Hisbrotherisyoungerthanme(I).HangzhouismorebeautifulthanWuhan.Youlookyoungertoday(thanyoulookedyoungbefore).Areyoufeelingbetter?⒋需注意的比较级用法①在形容词的比较级前还可以用much,even,far,alot,still,alittle...来修饰，表示“···的多”,“甚至······”，“仍然，还···”，更······一些Ourcityismuchmorebeautifulthanyours.Heisevenslowerthanbefore.JapanisalittlelargerthanGermany.②表示倍数···times＋形容词的比较级＋than···Ourroomistwicelargerthantheirs.TheYangtseRiveristentimeslongerthantheriverinyourcity.③表示“大几岁”，“高几厘米”等表示数、量的词＋形容词比较级I’mtwoyearsolderthanyou.SheisaheadtallerthanI/me.④表示：比其他的任何“······都······”比较级＋thananyother+单数名词Heisbetterthananyotherstudentintheclass.Thiswatchismoreexpensivethananyotherwatchintheshop.⑤表示越来越.......比较级＋and＋比较级Theearthisgettingwarmerandwarmer.Chinaismoreandmorebeaut