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ENGLISH形容词与副词的比较等级初中英语课件CHUZHONGYINYUKEJIANShowLearningaims(学习目标)学习并掌握形容词与副词的比较级和最高级的构成。学会运用形容词与副词的比较等级。ShowLearningaimsbigbig◇Lookatthepicturesandunderstand看图并理解bigbigger◇Lookatthepicturesandunderstand看图并理解◇Lookatthepicturesandunderstand看图并理解bigbiggerbiggestfast◇Lookatthepicturesandunderstand看图并理解fastfaster◇Lookatthepicturesandunderstand看图并理解fastfasterfastest◇Lookatthepicturesandunderstand看图并理解TheComparativeandSuperlativeDegreesofAdjectivesandAdverbs(形容词和副词的比较级和最高级)大多数形容词和副词有三个等级：11、原级，即原形。、原级，即原形。（没有比较时用原级）22、比较级，表示“较……”或“更……一、比较级，表示“较……”或“更……一些”。些”。（两者比较时用比较级）33、最高级，表示“最……”的意思。、最高级，表示“最……”的意思。（两者以上用最高级）一、形容词和副词比较级和最高级的构成1、规则变化构成方法原级比较级最高级单音节词和少数多音节词一般在词尾加-er/ə/或-est/ist/coldcoldercoldestfastfasterfastest以字母e结尾的形容词，加-r或-stnicenicernicestlargelargerlargest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-es或-estbigbiggerbiggesthothotterhottest以“辅音字母+y”结尾的双音节词，先改“+y”结尾的双音节词，先改“y”为“i”,再加-er或-esteasyeasiereasiestearlyearlierearliest多音节词和部分双音节词在词前加more或mosttiredmoretiredmosttiredeasilymoreeasilymosteasily原级比较级最高级good/wellbetterbestbad/badlyworseworstmany/muchmoremostlittlelessleastfarfartherfarthestfurtherfurthest一、形容词和副词比较级和最高级的构成2、不规则变化Lookattheboys.Tomisveryyoung.Tonyis_______thanTom.Whois____________?Peteris.youngertheyoungestSummerishot.Summeris________thanspring.Winteriscold.Winteris________thanautumn.Theearthis______.Themoonisbig.Thesunis__________ofthethree.Heis_______thanshe.Sheis_______thanhe.Sheis_______thanit.Heis_____________.Itis_____________.heavierlighterheaviertheheaviestthelightestheavylightThefootballis________thanthebench.Thebenchis_______________thanthefootball.Thebikeis_____________________ofall.80yuan120yuan180yuancheapermoreexpensivethemostexpensivePeterAnneKenEnglish909892math583848ThechildrenaregoodatEnglish.Peter’sEnglishis______.Ken’sEnglishis______thanPeter.Anne’sEnglishis___________.Buthermathis__________ofthethree.Girlsdo_______(well)inlanguagestudythanboys.goodbetterthebesttheworstbetter8yuan/akilo10yuan/akilo20yuan/akilo123Thethirdchickenischeap.Thesecondoneischeaper.Thefirstoneisthecheapestofall.Iamthinnerthanyou.Ipickedfewerapplesthanyou(did).IthinkChineseismoreinterestingthanmaths.Whichcountryislarger,ChinaorIndia?Task2形容词和副词的比较级1.我比你瘦.2.我摘的苹果比你少.3.中国印度.哪个国家更大?4.我认为语文比数学更有趣.Task3:中译英并归纳1.白天变得越来越长.2.我们的国家变得越来越美.3.汤姆是两兄弟中较高的一个.4.汉语比英语难的多.5.他比你跑地快一点儿.6.我父亲比我母亲年长三岁.7.她吃得越多就越胖.8.我们种越多的树,环境就会越好.Thedayisgettinglongerandlonger.Ourcountryisgettingmoreandmorebeautiful.Tomisthetallerofthetwobrothers.ChineseismuchmoredifficultthanEnglish.Herunsalittlefasterthanyou.Myfatherisfourthreeolderthanmymother.Themoresheeats,thefattershewillbe.Themoretreesweplant,thebettertheenvironmentwillbe.比较级前一般不用the修饰，但特指两者之一时用the修饰。比较级前可用表示程度的副词修饰，如alittle,abit,much,alot,even,fouryearsold等The加比较级...