形容词比较级精ppt课件

.,1,Welcome,NanlouMiddleSchool,ByTangNa,TheComparativeDegreeofAdjectives形容词的比较级,.,2,Therearefar,farbetterthingsaheadthananyweleavebehind.,.,3,一、形容词比较级的构成,二、形容词比较级的用法,三、形容词比较级的倍数表达法,.,4,一、单音节和部分双音节词,1.slowfastyoungtall2.finelate3.thinbig4.easylucky,slower,younger,一般在词尾加er,以不发音字母e结尾的词,加r,重读闭音节词词尾只有一个辅音字母时,双写辅音字母,加er,以辅音字母加“y”结尾的双音节词,先改“y”为“i”再加er,finer,later,easier,thinner,bigger,luckier,taller,faster,.,5,二、多音节和部分双音节词在词前加more,importantmoreimportant,deliciousmoredelicious,boringmoreboring,.,6,.,7,fortable3.big4.happy5.cheap6.many7.difficult8.little,bettermorecomfortablebiggerhappiercheapermoremoredifficultless,.,8,地球比月球大。,Theearthislargerthanthemoon.,1、两者之间的比较，句中有明显的标志词than。,数学和英语，哪个更容易？,变式练习：这本书比那本书有趣。,Whichiseasier,mathorEnglish?,2、Which/Whois+比较级,AorB?,变式练习：小张和小李，谁更受欢迎？,.,9,特殊情况下也使用形容词比较级,汤姆是这两个男孩中较高的一个。,Tomisthetallerofthetwoboys.,1、isthe+比较级+ofthetwo.两者中较,天变得越来越黑。,变式练习：向阳学校是两所学校中较好的一所。,Itsgettingdarkeranddarker.,2、“越来越”1）比较级+and+比较级,变式练习：我们的生活越来越好。,.,10,李华变得越来越美丽,LiHuaisbecomingmoreandmorebeautiful.,2）more+and+more+原级越来越”（多音节词和部分双音节词）,你吃得越多，就变得越胖。,变式练习：英语越来越重要。,Themoreyoueat,thefatteryouwillbecome.,3、The+比较级，the+比较级“越，就越”,变式练习：你锻炼的越多就越健康。,.,11,4.much,far，alot,alittle,even等修饰比较级Lucy比她姐姐胖的多。Lucyismuchheavierthanhersister.,变式练习：她今天比我更高兴。,.,12,5.比较级形式用来表示最高级概念(1)比较级+thananyother+单数名词(2)比较级+thantheother+复数名词（比其他任何一个都）Tom在他班上比其他任何一个男孩都高。Tomistallerthananyotherboyinhisclass.=Tomistallerthantheotherboysinhisclass=Tomisthetallestboyinhisclass.,.,13,1.NanjingisthebiggestcityinJiangsu.,NanjingisbiggerthaninJiangsu,NanjingisbiggerthanininJiangsu,同义句转换,2.IthinkmathisnotasinterestingasEnglish.（改为同义句）IthinkmathisthanEnglish./IthinkEnglishisthanmath.,lessinteresting,moreinteresting,anyothercity,theothercities,.,14,两者程度相同de比较用：as+形原级+as,一方不如一方用：notasso+形原级+as=less+形原级+than,.,15,(1)倍数as.as(意思是“A是B的几倍”)(2)倍数+比较级(意思是：A是B的几倍)(3)倍数+the度量词of.(size,length,width,age)这张桌子是那张桌子的三倍大。Thisdeskisthreetimesasbigasthanthatone.Thisdeskistwicebiggerthanthatone.Thisdeskisthreetimesthesizeofthatone.,.,16,1、Hispencilisverymoreexpensivethanmine.2、Whichismoreusefulofthetwodictionaries?3、Thecarefulyouare,thefewmistakesyouwillmake.,very改为much,moreuseful改为themoreuseful,Thecareful改为Themorecarefulthefew改为thefewer,.,17,Languageinuse,WelcometoDolphinWorld!Imgladtosee(many)_and_peoplelikedolphin.Nowletmeintroduceourfriendstoyou.Weknowdolphinsare(small)_thanwhalesbuttheyareprobably(intelligent)_creatureinthesea._(big)dolphinscanmeasurefourmetersinlengthbutcommondolphinsareusuallylessthantwometerslong.Dolphinsareoneof_(friendly)creaturestopeopleandoftenfollowships.,_,more,more,smaller,_,_themostintelligent,Thebiggest,thefriendliest,.,18,Dolphinsalsohavea(good)_systemofcommunicationthanotheranimals.Theyare(easy)_ofallanimalstotrainandareoften(popular)_animalswithchildrenroundtheworld._(much)youwatchthem,_(well)youwilllikethem.Have