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1、形容词的比较级和最高级1.构成·构成法原级比较级最高级1.单音节词末尾加-er和-estgreat伟大的Greatergreatest2.单音节词如以-e结尾,只加-r和-stbrave勇敢的fine好的braver finer bravest finest3.闭音节单音节词如末尾只有一个辅音字母,须双写该辅音字母,再加-er和-estbig大的 hot热的bigger hotterbiggest hottest 4.少数以-y,-er,-ow,-ble结尾的双音节词,末尾加-er,和-est(以-y结
2、尾的词,如-y前是辅音字母,则变y为i,再加-er和-est；以-e结尾的词仍只加-r和-st)happy快乐的 clever聪明的 narrow狭窄的able能happier cleverernarrower ablerhappiest cleverest narrowestablest 5.其他双音节和多音节词皆在前面加单词more和most difficult困难的 Moredifficult mostdifficult2.英语里有些形容词的比较等级的变化是不规则的。原级比较级最高级good/well
3、betterbestbad/illworseworstmany/muchmoremostlittlelessleastfarfartherfarthest或furtherfurthestoldolderoldest或eldereldest 练习：1.old______ ________ 2.busy_________ _________3.thin________ ________4.many_________ _________5.slow_____________6.delicious_______
4、________7.bright___________________8.lazy_____________9.safe_______________10.bad___________________11.Well_______________12.sad_______________3.比较级的用法（1）A+be（not）+as+形容词原级+as+B。A和B一样…(A不如B…)eg.Lindaisasbeautifulashermother.琳达像她妈妈一样漂亮。I'mnotastallashe.我没有他高
5、。.翻译句子：1．本书跟那本书一样有趣。Thisbookis_______________thatone.2．你游泳没有你弟弟好。Youcan’tswim_______________yourbrother.形容词原级3.Aliceisnotas______(tall)asMike.4.Myroomisnotas_________(big)asmybrother's.5.Thisbookisnotas_____________(interesting)asthatone.6.Practiseas_______
6、___(much)asyoucan.(2)“A+be+形容词比较级+than+B”表示A比B…。eg.Thefirstisbetterthanthesecond．第一个比第二个好。Iammoreoutgoingthanmysister.我比我妹妹外向。(3)“the+比较级…,the+比较级…”表示“越…越…”。eg.ThebusierIam,thehappierIfeel.我越忙,越高兴。Thelazieryouare,thepooreryouwillbe.你越懒,就越穷。Themorecarefulyou
7、are,thelessmistakesyouwouldmake.你越仔细,出错越少。(4)“比较级+and+比较级”表示“越来越…”。eg.Ashegotolder,hebecamemoreandmorefondofcomfort.随着年龄的增长,他越来越喜欢安逸。Thesummeriscoming,itisgettinghotterandhotter.夏天来了,天气越来越热。Thingsaregettingbetterandbetter.情况一天比一天好起来。练习：7．她的身体状况一天天好起来。Heisge
8、tting_________________everyday.8.他对英语越来越感兴趣。Heisbecoming_____________________________English.9.他吃的越多，人越胖。Themoreheeats,the_______hegets.(5)A+谓语+倍数+as+形容词原级+as+BA+谓语+倍数+比较级+than+BA+谓语+倍数+thesize/height/
