形容词的比较级.ppt

形容词的比较级？,世界上的人、事、物存在差异，即使是同类事物或同为人类，也存在个体之间的差异性，想要将他们的不同之处描述出来，我们就需要用到比较级。,LiangJingruhaslonghair.FanBingbinghaslonghair,too.ButFanBingbingshairislongerthanLiangJingrus.,Beesaresmall.Antsaresmall,too.Antsaresmallerthanbees.,句型结构,Antsaresmallerthanbees.FanBingbingshairislongerthanLiangJingrus.主语+be+比较级+than,形容词比较级的变化规则,1.规则变化1)单音节形容词在词尾加-er构成。great-greatertall-taller,2)以不发音的“e”结尾，在词尾加-r构成。wide-widernice-nicer,3)以辅音字母加“y”结尾的形容词，把“y”变为“i”，再加er.happy-happierfunny-funnierfriendly-friendlier,4)闭音节（辅元辅结构结尾）的形容词双写该辅音字母然后再加-er。big-biggerthin-thinner,5)多音节形容词需用more加在形容词前面来构成比较级：beautiful-morebeautifuldifficult-moredifficult多音节词判断标准：1.字母数量62.音标中的音节数量2,填空,1.Bobis_(young)thanFredbut_(tall)thanFred.2.LiDeminglooks_(fat)thanbeforetheholidays,3.Whichis_(heavy),ahenorachicken?,heavier,fatter,taller,younger,2.不规则变化,better,worse,more,less,farther（表示距离)further（表示程度）,older年龄大小elder长幼顺序,练习题写出下列形容词的比较级,long_2.short_3.big_4.early_5.nice_6.fat_7.strong_8.clean_,longer,shoter,bigger,earlier,nicer,happier,stronger,hotter,fatter,later,taller,thinner,busier,cleaner,9.busy_10.thin_11.tall_12.late_13.hot_14.happy_,15.delicious_16.beautiful_17.interesting_18.important_19.popular_20.expensive_,more,more,more,more,more,more,worse,older/elder,more,better,more,21.careful_22.good_23.many_24.old_25.bad_,形容词比较等级的用法,形容词原级的用法,1、肯定句中“as+形容词原级+as”Myhandwritingisasbeautifulasyours.2、否定句中“notso/as+形容词原级+as”Thisdictionaryisnotasusefulasthatone.,形容词比较级用法,主语+be+比较级+thansthThispictureismorebeautifulthanthatone.,练习题单项选择,()1.Heistwoyears_thanI.A.elderB.smallerC.youngerD.less,C,()2.Thisbookis_thanthatone.A.thinnerB.thethinnerC.morethinnerD.thethinnest,A,()3.Hisbookismoreexpensiv