形容词和副词的比较级和最高级.ppt

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1、形容词和副词的比较级和最高级形容词和副词的比较级和最高级（规则变化）单音节词和少数多音节词一般在词尾加—er或—est原级比较级最高级highhigherhigheststrongstrongerstrongestfastfasterfastestslowslowerslowest以字母e结尾的词，加—r或—st原级比较级最高级finefinerfinestlatelaterlatest重读闭音节词只有一个辅音字母时，应先双写辅音字母，再加—er或—est原级比较级最高级bigbiggerbiggestthinthinnerthinn

2、estfatfatterfattest以“辅音字母+y”结尾的双音节词，先改“y”为“i”，再加—er或—est原级比较级最高级easyeasiereasiestluckyluckierluckiestearlyearlierearliest多音节词和部分双音节词在词前加more或most原级比较级最高级deliciousmoredeliciousmostdeliciousinterestingmoreinterestingmostinterestingeasilymoreeasilymosteasilycarefullymoreca

3、refullymostcarefully（不规则变化）原级比较级最高级good/wellbetterbestbad/badlyworseworstmany/muchmoremostlittlelessleastfarfartherfarthestfurtherfurthest比较级表示两者（人或事物）的比较eg.Mr.KingistallerthanMr.Read.Thispictureisnicerthanthatone.Thebusisgoingfasterthanthebike.Thiscakeismoredelicioustha

4、nthatone.最高级表示三者或三者以上（人或事物）的比较，其中有一个在某一方面超过其他几个时，用最高级。最高级的前面一般要加定冠词the，后面可带of(in)短语来说明比较的范围。eg.Whosedrawingisthebestofall?Sheistheyoungestintheclass.Thetrainisgoingthefastest.Mingmingisworkingtheslowestofthethree.WriteouttheComparativeDegrees（比较级）andtheSuperlativeDegrees

5、（最高级）ofthesewords.bignicelongnewcheaptallshortsafeyounglightsmallhardhigholdlatethirstyheavyeasyearlyhappyFinishthesentenceswiththerightformsoftheadjs.Kateisyoung,butJoeis_____.Myshoesarenew.Mysister’sare_____thanmine.Herbagisheavy,andhisis_____thanhers.Butyoursis_____of

6、all.Tom’skiteishigh.Jim’sis_____thanTom’s.Mike’sis_____ofthemall.Billisseven.JohnisnineandTomiseleven.Tomis_____thanJohnandBillis_____thanJohn.Billis_____andTomis_____ofthethree.合并句子I’mthirteen.Jimisfourteen.(old)____________________________Mr.Greenis1.75m.Mr.Smithis1.70

7、m.(short)____________________________Theredboxis2kg.Theyellowboxis4kg.(heavy)____________________________Myhatis20yuan.Alice’shatis30yuan.Lucy’shatis50yuan.(dear)____________________________Completethesentenceswiththerightformsofthewords.Jimisvery_____.LiLeiis_____thanJi

8、m.(hungry)Kate’smooncakesare_____ofall.(nice)Yourboxis_____thanmine.Buthisis_____ofthethree.Unit2isquit