单音词的变化英语知识点梳理汇总

单音词的变化：比较级直接在词尾+er；最高级直接在词尾+est.序号原级比较级最高级中文shortshortershortest最矮的；最短的longlongerlongest最长的smallsmallersmallest最小的fastfasterfastest最快的；最快地hardharderhardest最努力地smartsmartersmartest最聪明的talltallertallest最高的youngyoungeryoungest最年轻的quietquieterquietest最文静的oldolderoldest最旧的；最老的thickthickerthickest最厚的cheapcheapercheapest最便宜的slowslowerslowest最慢的strongstrongerstrongest最强壮的weakweakerweakest最弱的newnewernewest最新的warmwarmerwarmest最温暖的coldcoldercoldest最冷的coolcoolercoldest最凉爽的shyshyershyest最害羞的tighttightertightest最紧的cleancleanercleanest最干净的clevercleverercleverest最聪明的以不发音e结尾的单音节词，比较级直接加r；最高级直接加st.序号原级比较级最高级中文nicenicernicest最友好的largelargerlargest最大的finefinerfinest最好的widewiderwidest最宽的safesafersafest最安全的在重读闭音节（即：辅音＋元音＋辅音）中，要双写结尾的辅音字母，然后比较级加---er；最高级加---est。序号原级比较级最高级中文bigbiggerbiggest最大的thinthinnerthinnest最瘦的fatfatterfattest最胖的hothotterhottest最热的slimslimmerslimmest最苗条的wetwetterwettest最湿的辅音字母加y结尾的单音节词和双音节词（有ly后缀的词除外）要将“y”改为“i”后，比较级加---er；最高级加---est。序号原级比较级最高级中文easyeasiereasiest最容易的busybusierbusiest最忙的lazylazierlaziest最懒惰的funnyfunnierfunniest最有趣的uglyuglierugliest最丑的prettyprettierprettiest最漂亮的happyhappierhappiest最高兴的heavyheavierheaviest最重的friendlyfriendlierfriendliest最友好的shyshiershiest最害羞的luckyluckierluckiest最幸运的drydrierdriest最干的healthyhealthierhealthiest最健康的saltysaltiersaltiest最咸的angryangrierangriest最生气的其他双音节词和多音节词变比较级在原级前加more；变最高级在原级前加most。序号原级比较级最高级中文friendlymorefriendlymostfriendly最友好的popularmorepopularmostpopular最受欢迎的talkativemoretalkativemosttalkative最健谈的hardworkingmorehardworkingmosthardworking最勤奋地honestmorehonestmosthonest最诚实的carelessmorecarelessmostcareless最粗心的carefulmorecarefulmostcareful最细心的helpfulmorehelpfulmosthelpful最乐于助人的excitingmoreexcitingmostexciting最激动的handsomemorehandsomemosthandsome最英俊的dangerousmoredangerousmostdangerous最危险的difficultmoredifficultmostdifficult最困难的differentmoredifferentmostdifferent最不同的deliciousmoredeliciousmostdelicious最美味的angrymoreangrymostangry最生气的clevermoreclevermostclever最聪明的famousmorefamousmostfamous最著名的不规则变化序号原级比较级最高级中文wellbetterbest更好地goodbetterbest更好的badworseworst更坏的illworseworst病的更重的manymoremost更多的muchmoremost更多的Littlelessleast更小的farfarther/furtherfarthest/furthest更远的二、形容词各等级的用法：1、原级（同级）比较：as…as…;notas(so)…as…We’llgiveyouasmuchhelpaswecan.Sheisn’tas(so)activeinsportsasbefore.2.比较级：表示两者之间比……更……可用状语much,alittle,even等修饰：HemadefewermistakesthanIdid.HeisevenricherthanI.3、高级：形容词最高级前必须加the,副词最高级前常省略the，后面多用of……，in……短语表示范围：Itwasthemost/leastinterestingstoryIhaveeverlistened.Heisthetallestofthethree.4、如果在两者之间表示“最……”时要在比较级前加the，而且还用ofthetwo,ofthepair短语：Johnisthecleverofthetwoboys.Ofthetwoboys,Johnistheclever.三、重点与难点：1、as…as…结构：你和汤姆是一样好的孩子。You’reaboyasgoodasTom.=You’reasgoodaboyasTom.2、(1)too…to与so…thatsb.can’t…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.Themilkwassohotthatwecan’tdrinkit.(2)too…to…与notenoughto句型的转换：Heistooyoungtogetmarried.=Heisnotoldenoughtogetmarried.Thebookistoodifficultformetoread.=Thebookisnoteasyenoughformetoread.3、形容词原级表示比较级含义：约翰不象迈克那么笨。JohnisnotsostupidasMike.JohnislessstupidthanMike.JohnisclevererthanMike.4、用比较级表示最高级：约翰是班里最高的男生。Johnistallerthananyotherboyintheclass.Johnisthetallestboyintheclass.Johnistallerthan:anyotherboy.anyoftheotherboy.alltheotherboy.anyoftheothers.anyoneelse.5、themore…..themore….表示“越……越……”:Themorebooksyouread,thewideryourknowledgeis.Themorefoodyoueat,thefatteryouare.6、moreandmore….表示“越来……越……”:Moreandmorestudentsrealizedtheimportanceof