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1、形容词比较级和最高级专练一、变化规则；1、规则变化：(1)单音节词和少数双音节词一般在词尾加er或est：bright;以不发音的e字母结尾的加r,或st：large;以辅音字母加y结尾的变y为I加er或est:easy；以一个辅音字母结尾的重读闭音节词双写最后一个辅音字母再加er或est:big以er,ow结尾的双音节词加er或est:cleverslow(2)多音节词前加more或most,最高级要用the.(3)部分形容词本身表示最高级，因此他们没有比较级和最高级形式:favoriteround2、不规则变化:good,well;bad,badly,ill;much,man
2、y;little;far;old;注：只有少数形容词有两种比较级和最高级形式：cleverlovely二、形容词各等级的用法：1、原级：常用so,very,quite,too修饰。2、比较级：表示两者之间比……更……可用状语much,alittle,even等彳1參饰:HemadefewermistakesthanIdid.HeisevenricherthanI.3、高级：形容词最高级前必须加the,后面多用of,in短语表示范围：Itwasthemost/leastinterestingstoryIhaveeverlistened.Heisthetallestofthethre
3、e.4、如果在两者之间表示“最……呻寸耍在比较级前加the,而且还用ofthetwo,ofthepair短语：Johnisthecleverofthetwoboys・Ofthetwoboys,Johnistheclever.三、重点与难点：1、(l)too...to与so...thatsb.cant・・的句型转换：前者为简单句,主语只有一个，而后者为复合句，主语有两个，试比较：Themanwastooangrytobeabletospeak.Themanwassoangrythathewasn'tabletospeak・Themilkwastoohottodrink.Themil
4、kwassohotthatwecan'tdrinkit.(2)too...to.••与notenoughto句型的转换：Heistooyoungtogetmarried.=Heisnotoldenoughtogetmarried・Thebookistoodifficultformetoread.=Thebookisnoteasyenoughformetoread.2、用比较级表不最咼级：约翰是班里最咼的男生。Johnistallerthananyotherboyintheclass.Johnisthetallestboyintheclass.Johnistallerthanany
5、otherboy.5、themorethemore…•表示“越越"：Themorebooksyouread,thewideryourknowledgeis.Themorefoodyoueat,thefatteryouare・6、moreandmore.…表示“越来越=Moreandmorestudentsrealizedtheimportanceofaforeignlanguage.Ourcountryisgettingstrongerandstronger.四、巩固练习：(一)写出下列形容词与副词的比较级与最高级形式：longwidefatheavyslowfewbrightl
6、y-bablyfarquicklyhappy-unhappy(二)用所给词的正确形式填空：1.Ofthetwogirls,IfindLucythe(clever).2.Gold(黄金)is(little)usefulthaniron(铁).3.Mysisteristwoyears(old)thanI.4.John'sparentshavefourdaughters,andsheisthe(young)child.5.The(cheap)bagsarethenotusuallythebestones・6.Theshortoneisbyfarexpensiveofthefive・7.
7、Theboyisnotso(interesting)ashisbrothe匸&Dicksings(well),shesings(well)thanJohn,butMarysings(well)inherclass.9.Shewillbemuch(happy)inhermewhouse・10.Thisdressisthat.(twice,as...as...,expensive)(一)选择填空：1・Hefeelstodaythanyesterday・A.tiredB.moretir
