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YaoMingisJordan.Jordanistall.YaoMingistaller.Jordan2.26m1.98mtallerthanLookandsayLead-inLiuYifeiisthin.XiaomingisthinnerthanLiuYifei.MikeisthethinnestofallXiaomingMike1.掌握形容词、副词比较级和最高级的构成2.掌握形容词、副词等级的基本用法Learningaims:1、规则变化单音节词和少数双音节词形容词和副词等级的构成fast–high–clever–faster–fastesthigher–highestcleverer–cleverest1）一般情况加–er或–estfine–late–nice–finer–finestlater–latestnicer–nicest以字母e结尾加–r或–st2)3)fat–big–thin–fatter–fattestbigger–biggestthinner–thinnest重读闭音节、末尾只有一个辅音字母时双写最后的辅音字母再加–er或–est4)early–easy–lucky–earlier–earliesteasier–easiestluckier–luckiest以辅音字母加y结尾变y为i加–er或–est5)slowly-easily-carefully-moreslowly-mostslowlymoreeasily-mosteasilymorecarefully-mostcarefully部分双音节和多音节词在词前加more或most原级比较级最高级good/wellbetterbestbad/badlyworseworstmany/muchmoremostlittlelessleastfarfartherfarthestfurtherfurthest形容词和副词等级的构成2、不规则变化说出下列形容词的比较级和最高级•1.many•2.difficult•3.big•4.heavy•5.cheapmoremostmore--most--biggerbiggestheavierheaviestcheapercheapest课堂检测：6.fast7.high8.clever9.fine10.latefasterfastesthigherhighestcleverercleverestfinerfinestlaterlatest一.原级的用法1.A+谓V.+as+原级+as+B表示A和B一样…他和他的哥哥一样高。Heisastallashisbrother.TomisasbusyasJacktoday.汤姆今天和杰克(Jack)一样繁忙。2.A+谓V.+not+as/so+原级+as+B表示A不如B…数学没有体育容易。Mathisn’tas/soeasyasPE.这本书没有那本书好。Thisbookisn’tas/sogoodasthatone.二.比较级的用法其常见句式有：1．“A+be+比较级+than+B”意思为“A比B更……”。这棵树比那棵树高。如：Thistreeistallerthanthatone.Thispenisshorterthanthatone.这支钢笔比那支钢笔短。2．“比较级+and+比较级”表示“越来越……”Itbecomeswarmerandwarmerwhenspringcomes.春天来了，天气变得越来越暖和了。and连接同一个形容词的比较级。注意我们班级变得越来越好了。Ourclassbecomesbetterandbetter.3.比较级特殊用法：the+比较级…，the+比较级…“越……，就越……”越多，越好年龄越大，记忆力就会越差。Theolderwegrow,thepoorerourmemorywillbecome.Themore，thebetter.4.特殊句型：Aisthe+比较级ofthetwo...A是那两个里较…的那个他是两个男孩中较高的那个。Heisthetallerofthetwoboys.Sheisthethinnerofthetwogirls.她是两个女孩中较瘦的那个。三.形容词/副词的最高级的用法当比较对象大于等于三表示“最……”的意思。常接表示范围的介词短语。如：in…/of…/among…等等。Heisthetallestinourclass.他在我们班里是最高的。注意:形容词最高级前一定要有定冠词the，而副词最高级前则不需要。例：Heruns(the)fastestinhisclass他是他们班里跑的最快的。活动(activity)看图造句（关于比较级和最高级句子）as…as…fatthinMrsliangMisslvMrsyangMrzhu小组合作：每小组用既含有比较级又含有最高级的句子编造对话，可适当增加内容。派三名成员上台表演。课堂检测：用所给的形容词副词的适当形式填空。1.Tomis_______(tall)thanJim.2.Timis___________(young)boyinhisclass.3.Davidhas________(many)storybooksofallthestudents.4.LiLeispeaksEnglish_______(well)inhisgroup.5.Lucyruns___________(slowly)thanLily.tallertheyoungestthemostbestmoreslowly选择()1.Whogetshomeusually____inyourfamily?A.thelatestB.laterC.earlyD.aslate()2.Themorewelookedatthepicture,____.A.welikeitlessB.thelesswelikeditC.betterwelikeditD.itlookedbetter()3.Whatapity.Lucyran____thanLily.A.afewslowlyB.alittlemoreslowlyC.muchslowlyD.littleslowlierABB2.（11陕西)Thepriceofthiscomputeristhe_____ofthethree.A.smallestB.biggestC.highestD.tallest2.(2009江西中考)Thismathsproblemisverydifficult.Itis_____thatone.A.soeasyasB.asdifficultasC.muchdifficultthanD.lesseasierthancB3（10陕西)The__friendsyouhave,the____youwillbe.Amore:happyBmany:happyC.more:happierD.many:happierc总结（我的收获）：作业：用形容词副词的等级的各种形式写一篇30字左右的短文。Thankyou!Goodbye!