“三三三”教学模式校训：求真崇善自强奋进校风：互助共赢奉献教风:严谨扎实学风：勤钻实恒课题：Unit1Friends教学案主备人：郭晓樾审核人：丁佳丽班级_____________姓名____________【教学目标】1.知识目标：掌握下列单词、词组和句子，并能熟练朗读和运用。词汇：worse,worst,height,weight,sec.,competition,test,swimmer句型：SheisshorterthanIam.Mybookismoreinterestingthanhis.Heisthetallestboyinhisclass.Thisisthemostexpensivecomputerintheshop.2.掌握形容词比较级和最高级的构成。3.学会正确使用形容词比较级来比较两个人或两件物品。4.学会正确使用形容词最高级来比较三个或超过三个的人或物品。【教学重难点】学会正确使用形容词的比较级来比较两个人或两件物品，最高级来比较三个或超过三个的人或物品。【教学课时】第四课时Grammar【教学过程】一、预习导学词汇运用。1.---Doyouknowthe___________(高度)ofthatman?---Yes,morethan2metres.2.Everyyearourschoolholdsasinging_____________(比赛).3.---Areyoubettertoday?---No,I’mafraidI’meven_____________(糟糕的)thanyesterday.4.LucygotfullmarksinthelastEnglish____________(测试).Shewassoexcited.5.Thesingerismuch_______________(瘦的).Ican’tbelievemyeyeswhenIseeher.二、课堂助学Step1PresentationShowsomepicturestopresentcomparativesandsuperlatives.（见PPT）Step2Discussionandpractice1.Discussinpairshowtoformthecomparativesandsuperlativesofadjectives.2.FinishPartAandchecktheanswers.Step3PresentationGothroughthesentencesandhelpthestudentstoworkouttherule:Weput“than”afterthecomparatives.Weput“the”beforethesuperlatives.Step4Practice1.FinishPartBandchecktheanswers.“三三三”教学模式校训：求真崇善自强奋进校风：互助共赢奉献教风:严谨扎实学风：勤钻实恒2.Talkaboutsomeanimals,sports,foodanddrinksusingcomparativesandsuperlatives.3.Dosomeexercisesandchecktheanswers.Step5HomeworkFinishofftheexercisesonthesheet.【语法小贴士】1.不规则变化:不规则变化good/wellbad/badly/illmany/muchlittlefarold2.特别关注:1)只能修饰形容词原级的词:very,quite,so,too，muchtoo,enough2）只能修饰形容词比较级的词:much,alot,even,still,far3)原级与比较级都可以修饰的词:alittle,abite.g.Nowtheairinourhometownis_______thanitwasbefore.A.muchbetterB.moreworseC.morebetterD.muchworstHefelteven____________(tired)atthattime.4)“the+比较级+ofthetwo”表示“在两者中较…”Tomis________(tall)ofthetwostudents.5)“比较级+and+比较级/more+andmore+原级”表示”越来越……”e.g.(1)他的鞋子越来越脏。Hisshoesare__________________________________.(2)衣服越来越贵。Clothesare________________________________________.6)“The+比较级(+主+谓),the+比较级(+主+谓)”表示“越……,就越……”e.g.(1)树越多越好。____________trees,__________________________(2)越晚越危险。____________________,_______________________7)“oneof+the+最高级+复数名词”表示“最…之一”e.g.Heisoneof_______________(fast)swimmersofall.8)最高级+范围=比较级+than+anyother+单数名词=比较级+than+theother+复数名词e.g.Nancy是我们班最苗条的女孩。Nancyistheslimmestgirlinourclass.=Nancyis_______________________________inourclass.=Nancyis______________________________inourclass.“三三三”教学模式校训：求真崇善自强奋进校风：互助共赢奉献教风:严谨扎实学风：勤钻实恒9)易混淆的：e.g.Shanghaiisbiggerthan________cityinChina.Shanghaiisbiggerthan_________cityinJiangsu.A.alltheotherB.anyC.otherD.anyother【课堂巩固】一、单项选择。()1.Themoonisthantheearth.Theearthisthanthesun.Themoonisofthethree.A.small;small;smallB.small;smaller;smallerC.smaller;smaller;smallestD.smaller;smaller;thesmallest()2.Ihada__________sleepla...
