探究式教学【教学课件】Unit 1 Part A（人教）

,本课时编写：上外苏河湾中学张海舟老师,第一课时,Letstry&Letstalk,创设情境,Whatisit?,dinosaur,启发思考,George,25yearsold,16m,2m,David,9yearsold,Whichoneistaller?Howtallisit?,Georgeistaller.Its16metrestall.,16m,Whichoneisyounger?Howoldisit?,Davidisyounger.Its9yearsold.,2m,数量词短语+形容词,自主或小组探究,Letstry,Letsgotohaveaknowledgeofdinosaurs.,Thechildrenareinthemuseum.Listenandcircle.,1.ThefirstdinosaureatsA.vegetablesB.meat2.Thedinosauristaller.A.firstB.second,Howtallisthetallestdinosaur?Whatarethesedinosaurslike?HowtallisZhangPeng?,Letstalk,Howtallisthetallestdinosaur?Whatarethesedinosaurslike?HowtallisZhangPeng?,Maybe4meters.,Theyreallsobigandtall.,Heis1.65meters.,ZhangPeng:Look!Thatsthetallestdinosaurinthishall.Mike:Yes,itis.Howtallisit?ZhangPeng:Maybe4metres.Mike:Wow!Itstallerthanbothofustogether.ZhangPeng:Look!Therearemoredinosaursoverthere!Mike:Theyreallsobigandtall.ZhangPeng:Hey,thisdinosaurisnttall！Imtallerthanthisone.Mike:Oh,yes.Howtallareyou?Zhangpeng:Im1.65metres.,Findtheclue,Solvethedifficulty,bothofus,结构：bothof+人称代词宾格,意义：（我们/你们/他们）两个都.,例句：Bothofusareboys.我们俩都是男孩。Bothofthemlikereading.他们俩都爱读书。,协作交流,Role-play!,ZhangPeng:Look!.Mike:Yes,itis.?ZhangPeng:Maybe4metres,Mike:Wow!Itstallerthanbothofustogether.ZhangPeng:Look!Mike:Theyreallsobigandtall.ZhangPeng:Hey,thisdinosaurisnttall!Imtallerthanthisone.Mike:Oh,yes.?ZhangPeng:Im1.65metres.,A:HowtallareyouB:HowtallisitC:ThatsthetallestdinosaurinthishallD:Therearemoredinosaursoverthere,C,B,D,A,Completethedialogue,总结提高,重点句型,询问年龄-Howoldareyou?-ImXXyearsold.,询问高度-Howtallisit?-ItsXXmetres(tall).,Tips:tall可以省略哟！,tall,taller,tallest,old,older,oldest,big,bigger,biggest,比较级和最高级,看对话，找一找比较级和最高级的规律吧！,比较级,最高级,构成：1.音节较少的形容词原型+er；2.重读闭音节词词尾只有一个辅音字母，元音发短音时，双写尾字母，再加er。,构成：1.音节较少的形容词原型+est；2.重读闭音节词词尾只有一个辅音字母，元音发短音时，双写尾字母，再加est。,搭配：比较级+than+比较对象TomistallerthanJulie.,搭配：the+最高级+名词+范围Tomisthetallestoneintheclassroom.,Homework,1.听Letstalk版块录音，将对话读给父母听。2.调查一下恐龙，用英文简要描述恐龙的基本情况。,第二课时,Letslearn,创设情境,启发思考,Im_yearsold.,Howoldareyou?,Iam_thanyou.,1.2metres-onepointtwometres1.65meters-onepointsixfivemetres1.92meters-onepointninetwometres1.?meters-onepoint?metres,Howtallareyou?,Tips:小数点读point,Im1.58mtall.,m=meter,Howtallareyou?,Im1.58mtall.,Howtallareyou?,自主或小组探究,older,younger,taller,shorter,longer,shorter,协作交流,Doasurveyandreport,Doasurvey,Howoldareyou?,Im12yearsold.,Howtallareyou?,Im1.64metres.,WuYifanistallerthanJohn,butZhangPengistallerthanWuYifan.,Report,总结提高,如何描述年龄体貌,年龄：Im+岁数+yearsold.身高：