Unit 6 Earth first Developing ideas(Ⅱ) 教案-2021-2022学年高中英语新外研版必修第二册

一、教材内容分析本课为Developingideas板块，是一篇阅读语篇。探讨了日常生活中的四个环保真理的真伪。作为说明文，文章结构清晰，采取总分总的结构。第一部分引入话题，引导人们思考我们所谓的环保常识/真理是否正确。第二部分四个副标题介绍了四条环保真理，并对其真伪进行辨析。最后一部分，作者提醒人们应该学会验证生活中的环保常识的真伪。通过对四个环保真理真伪的辨析，作者在澄清了环保常识的同时，也引发人们对于更多“环保真理”的批判性思考；读写部分的范文呈现了一封倡议“光盘行动”的信件。通过这一板块的学习，学生能够提升思维品质，并初步掌握倡议信的文体特点和写法。二、教学目标引导学生利用副标题梳理文章结构，理解语篇内容，归纳文中对环保真理真伪的原因分析；2.引导学生借助语篇知识分析本课语篇类型特点以及段落逻辑关系，使学生能够运用逻辑思维和批判性思维梳理和评判生活中常见的观点；3.引导学生通过自主学习与小组合作学习，进一步深入分析文中环保真理错误的原因以及应对措施，并做一个简短的报告；4.帮助学生进一步深化对单元主题的理解，了解倡议信的写作特点，使学生能够运用所学内容写一封与环保相关的倡议信。三、学习者特征分析引导学生思考人们对四个“环保真理”产生误解的原因以及这些“真理”不正确的原因，培养其思辨能力；2引导学生对文章观点做出自己的评论。四、教学重点、难点1.引导学生思考如何变得更加环保；2.以环境问题为主题写一封倡议书。五、教学方法交际教学法、任务型教学法六、教学过程教学过程教师活动学生活动设计意图时间素养进阶训练(四)Usinglanguage&Developingideas(Ⅰ)Ⅰ.课文篇章结构Ⅱ.课文阅读理解1．What'sreallygreen?A．Papershoppingbagsarebetterthanplasticones.B．Removethepowerplugsupply,anditstopsusingpower.C．Eatinglocalfoodisgoodfortheenvironment.D．It'sbettertotakeashowerthanabath.2．Whypeopleareadvisedtotakeareusablebag?A．Becauseplasticbagscauseenvironmentalproblems.B．Becauseplasticbagsaredifficulttoproduce.C．Becausepaperbagsareadangertowildanimals.D．Becausetheprocessofmakingpaperbagsismorecomplicated.3．What'sconnectedwithenergysaving?A．Eatinglocalfood.B．Eatingtransportfood.C．Producingfoodbyourselves.D．Usinglessenergyduringfoodproduction.4．Whatwayofthefollowingissaving?A．Tospend8minutestohaveabath.B．Totakeashowermorethan8minutes.C．Totrytotakeabathinsteadofashower.D．Tokeepyourshowerasshortaspossible.Ⅲ.课文语法填空Themajorityofustakesteps__1__(save)energyandreducewasteandpollution.Butrecently,some“greentruths”havebeenshowntobeonlyhalftrue,oreven__2__(complete)false.Herearesomefactorsweshouldknow.Firstofall,papershoppingbagsarenot__3__(good)thanplasticones.Becausemakingapaperbagusesfourtimesasmuchenergyasmakingaplasticbaganduptothreetimestheamountofwater.Theprocessalsoproducesmoregreenhousegases.So,takea__4__(reuse)bagwithyouwhenyougoshopping.Secondly,whenyouturnoffadevice,itdoesn'tstop__5__(use)power.Thishappens__6__electricitycontinuestoleakfromthedevice.Theproperwayistoremovetheplug__7__itspowersupply.Thirdly,eatinglocalfoodisn'tbetterfortheenvironmentbecausetheproductionusesmostofenergy.Lastly,__8__it'sbettertotakeashowerorabath__9__(depend)ontheamountofwaterweuse.Soit'sworth__10__(check)commonideasandopinionstoseewhat'sreallygreen.1．________2.________3.________4.________5．________