译林版小学六年级英语上册Unit 7 Protect the Earth 第3课时教案

英语（六年级上册）Unit7ProtecttheEarthGrammartimeTeachingaimsandlearningobjectives教学目标1.复习Storytime的内容。2.能熟练运用句型Weuse…to…；Weshould...和Weshouldn’t…。3.关心环境保护，知道一些环保小常识。Focusofthelessonandpredictedareaofdifficulty教学重点和难点教学重点：能熟练运用句型Weuse…to…；Weshould...和Weshouldn’t…。教学难点：能熟练运用句型Weuse…to…；Weshould...和Weshouldn’t…。Teachingprocedures教学过程Step1Warm-upT:Wheredoyoulive?S:Ilivein…T:WeallliveontheEarth.IstheEarthclean?S:No,it’snotclean.T:IstheEarthhappy?S:No.T:Let’sprotectourearth.Toprotecttheearth,whatshouldwedo?Step2Grammartime1.Let’stalkT:Whyshouldwesavewater?S:Waterisuseful./Weusetoomuchwater./…T:Wedoweusewatertodo?(用PPT展示关于水的图片)S:…3\nT:Waterisuseful.Weusewatertocleanthings.Thenhowcanwesavewater?Whatshouldwedo?(用PPT呈现图片)S:Weshouldreusewater.T:Whatshouldwenotdo?S:Weshouldnotwastewater.(教师用同样的方法与学生讨论wood,energy,plastic)2.FindtheruleT:Pleaselookatthesesentencescarefully.Canyoufindtherule?S:Usesth.todosth.(让学生对比总结句型)Step3Summarize1.ListentoavideoT:Water,wood,energyandplasticareuseful.Butpeopleusetoomuchofthem.SotheEarthisindanger.Let’slistentoabriefintroduction.(播放有关保护环境的音频)2.MakeareportT:Let’sprotectourearth.Andweknowhowtoprotectourearth,whatweshoulddoandwhatweshouldn’tdo.Lookatthewritingontheblackboardandtrytotellushowtoprotecttheearth.(学生根据教师板书，做如何保护地球的报告)Homework家庭作业1.ReadGrammartimeafterthetapethreetimes.2.FinishthetranslationexerciseonPPT.Teachingaids教学准备（含板书设计）教学准备：PPT课件、图字卡。板书设计：Unit7ProtecttheEarth3\nWhatshouldwedo?Whatshouldwenotdo?Weusewaterto…reuse/savewastewoodplant/reusecutdownoil/coalwalkdrivesomuchplasticusetoomuch说课本课时的学习内容为第七单元Grammartime，作为第2课时，基本环保的单词、理念在第1课时都已学过，有些句型有涉及，但没有详细、具体地加以运用。所以通过复习引出本课时所要学的内容，进一步巩固学习句型use…to…，Whatshouldwedo?Whatshouldwenotdo?并能更加有条理地在板书上体现出来，便于复述。通过学生自己观察重点例子，总结规律，说出句型。should和shouldn’t作为情态动词，学生自然也是能总结出用法和规律的。这锻炼了学生的独立思考能力和善于发现的本领。3