形容词的比较级和最高级.ppt

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1、TheusageofComparativeandSuperlativeFormsofadjectivesandverbsnextpage形容词比较级构成规则歌诀比较级要变化,一般词尾加－er。最高级要牢记,词尾要加－est。一般情况直接加,下列几条是特例。词尾有e省去e,nice－nicer－nicest就是例。如遇“辅音字母＋y”词,变y为i再加－er,－est，easy－easier－easiest是一例，一辅重读闭音节，末尾字母先双写，再接-er,-est举个例子就明，big－bigger－biggestThisbluerulerislong.Thaty

2、ellowoneislonger.Thegreycarissmall.Thelightyellowoneissmaller.keysnextpagepressTheyellowrulerislongerthantheblueone.Thelightyellowcarissmallerthanthegreycar.Thisyellowcatisfat.Thatwhiteandblackoneisfatter.Thisblackcoatisnice.Thatbrowncoatisnicer.keysnextpagepressThatwhiteandblackisfatter

3、thantheyellowcat.Thatbrowncoatisnicerthanthisblackcoat.T12x-28=3x+18+7x+54X=?No.1:No.2:No.3:9x+3=2x+17X=?1+x=6X=?Thefirstquestionis_____.Thesecondis______.Thethirdis_______.easyeasiertheeasiestkeysnextpage312LiHuaLiLanXiaoYanXiaoYan’shairislong.LiLan’shairislonger.LiHua’sisthelongest.key

4、snextpage12Picture1isgood.Picture2isbetter.Picture3isthebest.keysnextpagepress31London32Wuxi18°CHainan35°C24°CLondonishot.keysnextpageWuxiishotter.Hainanisthehottest.Nowlet’sdiscusstheuseofthecomparativeandthesuperlativeforms.形容词的比较级用于两者（人或物）之间的比较，表示一方比另一方“更……”或“比较……”，后者通常用于比较连词than连接另一方

5、所比较的人或物．形容词的最高级用于三者或三者以上的人或物之间的比较，表示一方在三者以上的人或物中“最……”．最高级前通常用定冠词the，并用of或in短语来说明比较的范围．of后一般接表示同类的名词，in接表示范围的名词．Mycoatisnewerthanyour.Jimisanoldeststudentinhisclass.Thiscoatisverycheaperthanthatone.Lilei’shandwritingisgooderthanhissister.Tomistallerthananyboyinhisclass.1:2:3:4:5:Findoutth

6、emistakes(错误）：keysnextpageMycoatisnewerthanyours.Jimistheoldeststudentinhisclass.Thiscoatismuchcheaperthanthatone.LiLei’shandwritingisbetterthanhissisters.Tomistallerthananyotherboyinhisclass.写出下列句子的同义句１．Tomisthetallestinhisfamily.Tomistallerthan__________studentinhisclass.Tomistallertha

7、n__________studentsinhisclass.2.ShangHaiisthebiggestcityinChina.ShangHaiisbiggerthan________cityinChina.ShangHaiisbiggerthan________citiesinChina.anyothertheotheranyothertheotherFillintheblankswiththerightformsofeachword：1.Whichgoes___________,thebusorthecar?(quick)2.Whic