形容词和副词的比较级和最高级一.形容词和副词的比较级和最高级的变化方法如下(1)符合规则的：情况加法例all-taller-tallestnice-nicer-nicestdry-drier-driestheavy-heavier-heaviestthin-thinner-thinnestmoredeliciousmostdelicious词一般情况以e结尾的词以“辅音+y”结尾的词以一个辅音字母结尾的词多音节和部分双音节单词直接加-er;-est加?r;-st变y为i再加-er;-est辅音字母双写，再加-er;-est在词前加more;most(2)几个不规则的形容词和副词的比较级和最高级如下表：原级比较级betterworsemorelessfarther/further最高级bestworstmostleastfarthest/furthestgood,wellbad,illmany,muchlittlefar二．形容词和副词比较级的用法级别原比较程度同等程度肯定形式表达方式和意义例句备注As+原级+as(像……一样)级Artisasinterestingasmusic.Playaswellasyoucan.否定形式not+so(as)+原级+as(不如……那样)Englishisnotsodifficultasscience.ShedoesnotstudysowellasIdo.JimisolderthanLuky.Ilikeporkbetterthanbeef.Heisgrowingtallerandtaller.Hestudiesbetterandbetter.Themorebooksshereads,thebettersheunderstand.Springisthebestseasonoftheyear.LinTaojumped(the)farthestofall.副词最高级前面的the往往省略不同程度（用于两者比较）比较级程度加深比较级+than(比……)比较级前面可以加much,far,even,still,alot,alittle,abit等比较级+and+比较级（越来越……）The+比较级，the+比较级（越……,越……）The+最高级+of(in)(最……)最高级最高程度（用于三者或三者以上）注意：有些形容词，如dead,empty,round,sure,woolen等受本身含义的限制，没有比较级。例题解析1.Heis________friendsthanI.A.muchmoreB.manymoreC.verymoreD.toomore解析：后面有可数名词复数时，many的比较级形式为manymore修饰。应选B.2.Whichisthe_________country,JapanorAustralia?A.moredevelopedB.moredevelopingC.mostdevelopedD.mostdeveloping解析：两者比较用比较级，表示"发达"用developed,而developing是"发展中的"意思3．Therewere_______shopsinthecityin1982thanin1990.A.littleB.fewC.fewerD.less解析：little不能修饰可数名词，两者比较需用比较级，所以应选C.4.Ifyouarenotfreetoday,comeanotherday__________.A.tooB.soC.insteadD.yet解析：instead作副词用时意为"代替，顶替"，表示前面的事情没做，而是做了后面的事。Instead一般位于句首。应选C.5．Hecan'ttellus________,Ithink.A.importantanythingB.anythingimportantC.importantsomethingD.somethingimportant.解析：不定代词与形容词联用需后置，否定句中应该用anything而不是something.因此应选B6.TheHuangRiveristhesecond__________riverinourcountry.A.longB.longerC.longestD.thelongest解析："定冠词the+序数词+形容词最高级"表示"第几大……"应选C.7.Thelightintheofficewasn't________forhimtoread.A.enoughbrightB.brighten