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全国中小学“教学中的互联网搜索”优秀教学案例评选教案设计一、教案背景1，面向学生：□√中学2，学科：英语2，课时：13，学生课前准备：1）、自学本课单词，读准单词的读音。2）、初读课文，了解课文大意。3）小组讨论Pre-readingquestion.二、教学课题使学生了解噪音污染及危害，培养学生的环保意识。1、学习并掌握单词15个。2、朗读课文并背诵课文。3、感受噪音污染的危害，让学生充分意识到噪音污染的严重性。4、培养学生的阅读理解能力。三、教材分析SectionC主要是围绕“噪音污染”这一问题展开学习的，使学生了解什么是噪音污染以及它们的危害，内容贴近学生生活，为学生用英语进行交流提供了一个很好的平台教学重点：（1）重点词汇deaf，coal，print,disturb,including,rubbishetc。（2）重点句型notall…表部分否定；no+比较级+than（3）语法：帮助学生了解几个定语从句。教学难点：（1）如何提高学生的阅读理解能力。（2）对噪音污染的了解和讨论，呼吁和倡议人类树立环保意识。教学准备：多媒体课件。1、SectionC的图或录象片，在百度中搜索本课课件，并对其进行选择、整理，制作成PPT课件用于课堂教学。2、课前查阅有关噪音污染的资料。教学之前用百度在网上搜索噪音污染的相关教学材料，找了很多教案作参考，了解到教学的重点和难点，确定课堂教学形式和方法。然后根据课堂教学需要，利用百度搜索找到课文的朗读录音学习参考，课堂上带领学生朗读课文。用百度在网上搜索下载一个本课的视频课件，课堂放给同学们看，给学生视觉、听觉上的直观感受。让同学们对噪音污染产生切身体验。还下载了几个PPT课件重新设计制作适用的课件。使之更为适合课堂使用。四、教学方法本课属于阅读训练课，为了突出教学重点，在教学中我把读贯穿全文。在朗读教学中采用了跟读、齐读、赛读等，每读一次后给其任务型活动，从而使学习气氛活跃，收到了预期的教学效果。五、教学过程Unit2Topic1SectionCStep1Review1.Reviewthekindsofpollutionbyaskingandansweringquestionsbetweentheteacherandstudents.T:WehavelearntSectionAandB.Wehaveknownsomekindsofpollution.Whatarethey?SSs:Suchaswaterpollution,soilpollution,lightpollution,airpollution,litterandsoon.T:Verygood.Doyouknowwhatelsecancausepollution?Let’slookatthepictures.(Teachershowsthepicturesinthemultimedia.)=503316480&z=&tn=baiduimagedetail&word=%B8%F7%D6%D6%CE%DB%C8%BE%B5%C4%CD%BC%C6%AC&in=14887&cl=2&lm=-1&pn=211&rn=1&di=39137479995&ln=2000&fr=ala0&fmq=&ic=&s=&se=&sme=0&tab=&width=&height=&face=&is=&istype=T:(Pointtothepicture.)Whataretheyburning?Ss:(帮学生回答,板书并重复领读解释意思。)Coal.T:Canburningcoalcausepollution?Ss:Yes.Burningcoalcancauseairpollution.T:You’reright.T:Lookatthepicture.Peopleareproducingelectricitybywind.(让学生猜其意思老师领读并板书electricity。):(Pointtothepicture.)Canitcausepollution?Ss:No.T:You’reright.Itcan’tcausepollution.2.Havestudentsfinish1in1a.T:Lookatthephrasesin1a,discussandcheck(√)whichispollution.Understandthemeaningof“following”and“electricity”，andmasterTheword“coal”.Step2Presentation1.Withtheteacher’sleading,learnthenewwords.T:Youknow,playingloudrockmusicatmidnightisakindofpollution.Why?Ss:Becauseplayingloudrockmusiccanmakelotsofnoise.T:Let’slookatthepictures.(教师展示多媒体图片。)=503316480&z=&tn=baiduimagedetail&word=%D4%EB%D2%F4%CE%DB%C8%BE%B5%C4%CD%BC%C6%AC&in=12183&cl=2&lm=-1&pn=53&rn=1&di=18484171575&ln=2000&fr=ala0&fmq=&ic=&s=&se=&sme=0&tab=&width=&height=&face=&is=&istype=T:(Pointtothepicture.)Whataretheydoing?Ss:(Helpanswerandleadtotheword“print”。)Theyareprintingnewspapers.T:Themachinesaremakingloudnoise.Cantheyheareachotherclearly?Ss:No.T:Theyhavetosaythewordsagainandagain.Iftheyworkthereforalongtime,theymaybecomedeaf.(Teacherpointstohis/herearsandrepeatit.)T:Thatistosay,theywillhavehearingloss.(板书)print,deaf,hearingloss(教师展示多媒体图片。)=503316480&z=&tn=baiduimagedetail&word=%D4%EB%D2%F4%CE%DB%C8%BE%B5%C4%CD%BC%C6%AC&in=20978&cl=2&lm=-1&pn=78&rn=1&di=21626265795&ln=2000&fr=ala0&fmq=&ic=&s=&se=&sme=0&tab=&width=&height=&face=&is=&istype=T:Whataretheteenagersdoing?SSs:Theyarelisteningtopopmusic.T:T:Yes,theyarelisteningtoloudpopmusic.It’sveryharmfultotheirhearing.Itmeansthatloudpopmusicdoesharmtohearing.(板书)doharmto,beharmfulto（老师用类似的方法教学其余单词）T:2.Letstudentsreadthepassagein1aandunderstandthegistofthetext.T:Fromthepictures,weknowwhatcausesnoisepollution.Thatistosay,“Noisepollutionmakespeople’slivesuncomfortableandunpleasant.”Soweshoulddosomethingtosolvethenoisepollutionproblems.Now,let’slookatthetwopicturesin1a,thenlistentothetape,answerthequestion“Isthegovernmenttryingtodosomethingtosolveallsortsofproblems?”Step3Consolidation1.Listento1a.Letstudentsread1aafterthetapeandpayattentiontothepronunciation,speed,intonationandpause.Thenanswerabovethequestion.2.Studentsreadthetextsilentlyandcarefully.Thenletthemunderlinetheimportantanddifficultpointsandtrytosolvethembythemselves.Askstudentstofindoutatleastfoursentencesabouttheharmofnoisepollution.(1)Peoplewhoworkandliveinnoisyconditionsgodeafeasily.(2)…,manyoftheworkerswhoprintnewspapersandbooksgodeaf.…Explain“notall…”,“…nobetterthan…”.3.T:Readthispassage(1a)againandfinish1bbyyourselves.(Checktheanswers.)4.Studentsreadthetexttogether,workinpairsanddiscussthesentencesin1c,thendecidewhichparagraphsof1athembelongto.(Checktheanswers.)Step4Practice1.T:Wehavelearntnoiseisakindofpollution.Whatcausesnoisepollutionaroundus?S1:Thestudentsinthenextroomaresinging.S2:Somestudentsaretalkingloudlyintheclassroom.S3:Someoneistypingthekeyboardstrongly.S4:Somepeopleansweratelephonecallloudly.S5:…T:Everyoneknowsnoisepollutionisharmfultoourears.Sohowcanwesolvetheseproblems?S6:Speaktoeachotherinlowvoice.S7:Trytofindaproperplacetoanswerthetelephone.S8:Typethekeyboardsoftly.S9:Findaproperplaceandpropertimetohaveamusiclesson.S10:…2．(小组活动，四人一组，引导学生练习身边的实际生活，讨论他们身边实际存在的各种类型的污染及其危害，并由一名小组成员书面记录整理，最终以书信的形式将问题反映到报社。完成2。)Workingroupsoffour,thinkaboutwhatkindsofpollutionwehaveinourhometownanddiscusswhatbadeffectscausedbythem.Writeitdownandafterschoolmailittothenewspaper.板书设