比较级语法课件.ppt

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1、比较级，最高级的构成比较级最高级例词单音节long双音节-er-estsmall（非-ly,-ful）heavy双音节careful（-ly,-ful）more+原形most+原形slowly多音节expensiveinteresting1.单音节和部分多音节1）在词尾后直接加-er/esttalltallertallest2）词尾是e，只加-r/stnicenicernicest3）以辅音字母加y结尾的，把y变i再加-er/esthappyhappierhappiest4）重读闭音节，末尾只有一个辅音字母，双写这个辅音字母，再加-er/estthinthinn

2、erthinnest2.其他双音节词或多音节词,在该词前面加-more/mostbeautiful—morebeautiful—(the)mostbeautifulComprehensionhotbeautifulnewheavyimportantcheaptinybigfine给出下列词的比较级和最高级hotter--hottestmorebeautiful–mostbeautifulnewer--newestheavier--heaviestmoreimportant—mostimportantcheaper--cheapesttinier--tinestb

3、igger--biggestfiner--finestbetter--best拓展形容词比较级的几种用法1.Ais+adj.+er+thanB.(两者）JimistallerthanMike.2.比较级前面可以有much,alittle,alot,even等修饰语JimismuchtallerthanMike.3.数量+比较级+thanJimis10cmtallerthanMike.4.比较级+比较级，表示“越来越……”hotterandhottermoreandmorebeautiful5.the+比较级，the+比较级表示“越…就越…”Theharderyo

4、uwork,thebetteryouwillbe.1.Aistheadj.+estof/in…..（三者或三者以上）JimisthetallestboyinClass3.=JimistallerthantheotherboysinClass3.=JimistallerthananyotherboyinClass3.2.the+序数词+形容词最高级+名词+in/of表示“第几最…”MikeisthesecondtallestboyinClass3.3.oneof+the+形容词最高级+名词复数+in/of表示“最…之一”Jimisoneofthetallestbo

5、ysinClass3.拓展形容词最高级的几种用法倍数+比较级+than….比…多(重,大)…倍1.Aplanecanflytentimesfasterthanatrain.2.Ourschoolisthreetimeslargerthantheirs.be+倍数+比较级+than1.这条鱼比那条鱼重3倍。Thisfishis3timesheavierthanthatone.2.黄金比银贵10倍。Goldis10timesmoreexpensivethansilver.Aswellas….也1.HelikesChineseaswellasmaths.2.Hispa

6、rents,aswellashe,____goingtotheparty.3.He,aswellashisparents,___goingtotheparty.isare原级比较级最高级good/wellbetterbestbad/badlyworseworstmany/muchmoremostlittlelessleastfarfartherfarthestfurtherfurthestoldolderoldesteldereldest1.TheairinBeijingisgettingmuch______nowthanafewyearsago.A.clean

7、B.cleanerC.cleanestD.thecleanest2.Johnis_______friendofalltheclassmates.A.goodB.betterC.bestD.thebest3.Beijingisoneof________citiesinChina.A.verybeautifulB.muchbeautifulC.morebeautifulD.themostbeautiful4.TheYellowRiverisn’tso_______astheChangjiangRiver.A.longB.longestC.longerD.thelon

8、gest5.Whois_