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1、形容词和副词的比较级用法形容词和副词的比较级用法i)规则变化规则变化1)一般在词尾加一般在词尾加-er 或或-est。2)talltallertallest shortshortershortest1)slowslowerslowest2)以字母以字母 e 结尾的词，加结尾的词，加-r 或或 st。1)finefinerfinest latelaterlatest3)重读闭音节词词尾只有一个辅音字母重读闭音节词词尾只有一个辅音字母时，先双写辅音字母时，先双写辅音字母,再加再加 er 或或 est。bigbiggerbiggest thinthinnerthinnest4)以以辅音字母辅音字母+
2、y 结尾的双音节词，先结尾的双音节词，先把把 y 改为改为 i，再加，再加-er 或或-est。easyeasiereasiest funnyfunnierfunniest4)在词前加在词前加more 或或 most。beautifulmore beautiful most beautiful outgoingmore outgoing most outgoing5)不规则变化不规则变化good/wellbetter best many/muchmoremost表示两者在某一方面相同或一样时，用as+形容词或副词的原形+as的句型My watch is as beautiful as Toms
3、.Sams English is as good as Tim.Tina plays the drums as well as Tara.表示一方在某方面不及另一方时，用not as/so+形容词或副词的原形+as的句型My watch is not as/so beautiful as Toms.Tina doesnt play the drums as/so well as Tara.tall taller outgoing more outgoing big bigger interesting more interesting funny funnier beautiful more
4、beautiful nice nicer delicious more delicious many more athletic more athletic good better serious more seriousLook and readPan Changjiang is shorter than Liu Xiang.Liu Xiang is taller than Pan Changjiang.Ball ABall A Ball BBall Bbig-biggersmall-smallerBall A is bigger than Ball B.Ball B is smaller
5、than Ball A.The girls are thinner than Pig king.Pig King is heavier than the girls.Xiaoyanzi is wild than Ziwei.Ziwei is calm than Xiaoyanzi.funny seriousXiao Shenyang is funnier than Bai Yansong.Bai Yansong is more serious than Xiao Shenyang.-funnier-more seriousGigi has shorter hair than Jolin.Jolin has longer hair than Gigi .long hairshort hairGigis hair is shorter than Jolins.Jolins hair is longer than Gigis .long short How to campare A and BHow to campare A and B：A+谓语（谓语（be/verb)+形容词的比较级形容词的比较级 than B.