九年级英语上册Unit2Topic3SectionC教案

第二单元第三个话题SectionC教案Unit2Topic3SectionC课题Unit2Topic3SectionC课型Reading时间2009年9月28日教学目标维目标compreiiensioLearnthenewwords:technology,electric,wheel,steelGoonlearningsomecompoundsentences:⑴Inmanycountries,peopleproducepowerfromcoal,butitisverydirtyandcausesacidrain.Althoughelectricvehiclesproducenopollution,therewillbeanincreaseinelectricityneedsiftheyarewidelyused.Knowaboutthemoderntechnologiesonenvironmentalprotection.Improvethestudents 'readingabilities.教学重难点Goonlearningsomecompoundsentences.Learntheadvantagesanddisadvantagesofsomekindsofenergy.教学策略学法指导Readingcomprehension,revision,discussion,pairwork,groupwork教学过程教学内容（用好教材、开发资源），教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究） ，活动过程（教学环节、师生互动、反馈练习、布置作业）设计意图

Step1.DutyReportAskoneortwostudentsondutytogiveareport,theotherslistencarefullyandanswersomequestionsaccordingtothereport..Step2.ReviewLearnthenewwordsandphrasesbylookingupinthedictionaryandmakingsentences..power,acid,nuclear,biogas,technology,straw,efficient,per,wheel,guide,steelproducepower,solveproblems …Discussthecontenttheylearnedinthelastclass:WhatshoulewedotobeagreenerpersonTakeaclothbagwhenwegoshopping.Walkorrideabikeinsteadoftakingabusorataxi …教学过程教学内容（用好教材、开发资源） ，教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究） ，活动过程（教学环节、师生互动、反馈练习、布置作业）通过对节能环保知识的复习讨论，导入新课，教学部分生词。设计意图S3: First,turnoffthelightswhenweleavearoom.T: Great.It'seasiersaidthandone.Sowehavetokeepondoingthateveryday.3.Discusshowtosaveenergy:T:Wemustnotonlyprotectourenvironmentbutalsosaveenergylikeelectricity.Nowdiscussthisprobleminpairs:WhatshouldwedotosaveenergyS:Don'tdriveacarifyoutravelashortdistance.Q:Writeonbothsidesofthepaper.让学生分组讨论节约能源的各种方法，以旧带新，导入新课主题。

Don'tusethethingsthatcanbeusedonlyonce.Afterwewashfaces,wecanusethewatertowashclothes.Takeaclothbagwhenwegoshopping.TurnofftheTVsetwhileweareaway.…T:Welldone!Actionsspeaklouderthanwords.Ifyouwanttobeagreenerperson,youshoulddoaswhatyousay.Step3PresentationTalkaboutthepicturesin1a.Theyshowussomeformsofenergy.Someofthemmaydolessharmtoourenvironment.What'retheyRead1a-2⑴Readthepassagequickly,andchoosetherightpictureforeachparagraph.Readthepassageagain,andthenmarkTrue(T)orFalse(F).() ①It'sgoodthatpeopleproducepowerfromcoal.() ②Nuclearpowerisdangerous.Sowecan'tuseit.() ③Chinaisoneofthefirstcountriesintheworldtousebiogastechnology.() ④ThemaglevtraincanbeusedinmostofChina.Listentothetapeof1aandrepeat.Payattentiontothepronunciationandintonation.Step4ConsolidationLookattheformin1b.Readthepassageagainandfillout培养学生快速阅读的能力。先让学生在小组内讨论，然后师生共同核对答案。设计意图培养学生快速阅读的能力。先让学生在小组内讨论，然后师生共同核对答案。设计意图2.Discusstheanswersingroups.Thencheckthemtogether.教学过程教学内容（用好教材、开发资源），教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究） ，活动过程（教学环节、师生互动、反馈练习、布置作业）Encouragethestudentstopickupthepointstheydon 'tunderstandorthosetheyfeelimportant,thendiscussbythemselves,eg.⑴…peopleproducepowerfromcoal ,butitisverydirtyandcausesacidrain.(2)Ittakespeople30kmtotheairportinjuse7minutes andreachesatopspeedof431kmperhour.Ittakessb.Sometimetodosomethings.…Encouragethestudentstoretell1aaccordingtothetablein1bbyaskingandanswering.Example:T:WhataretheadvantagesofbiogasSs:Renewable.T:CanyousaysomethingaboutelectricvehicleSs:Efficient,cheap,andnopollution.T:WhatarethedisadvantagesofmaglevtrainSs:Muchmoreexpensivethantraditionaltrains.…Step5Practice1.Nowpleaselookatthefourpicturesin2.Whatwaysdothey让学生再读1a,找出疑难点，并鼓励他们分组讨论解决疑难点，教师作补充讲解。根据1b表格，以问答形式复述1a课文，巩固1a。培养语言表达能力。学生四人一组讨论，进一步了解节约能源的几种新型发电技术,

usetoproduceelectricityMatchthepictureswiththepropersentencesabove.Discussthepictures:T:What'stheadvantageofthesewaysSs: Lesspollution.T:That'sright.Forexample,lightingispowerful.Ifitcanbemadegooduseof,thatwouldbegreat.I 'msureyoucandoitoneday.Comeon,mychildren.…T:What'sthedisadvantageofthesewaysSs: Allofthemmustbeusedtoproduceelectricityinsomespecialsituations.That'stosay,theyarelimited.Forexample,peoplecanproduceelectricityfromthesun,butifthereisnoenoughsunlight,howdoesitwork（ 学生在教师的帮助下回答。）3.T:Now,workingroupsoffour.Thinkaboutwhatelsecanbeusedtoproduceelectricity.Thenreporttotheclass.教学过程完成2。让学生四人一组讨论更多的发电

技术，然后向全班汇报。完成完成2。让学生四人一组讨论更多的发电

技术，然后向全班汇报。完成2。设计意图Step5ProjectDiscussingroups:DoweneedtosaveenergyWhySummarizethewaysofsavingenergylearnedinthissection.Haveadiscussioningroups.Thencomeupwithnewtechnologiesofproducingelectricityandnewmethodstosaveenery.归纳本节课环保节能的方法，同时教育学生学会节约能源以及合理地利用能源。教学反思（教学随笔）本节课容量大，对学生来说，所涉及的内容比较难。所以，在教学过程中，根据“导学一一自悟”课堂教学模式，特别注意导入部分的教学：先引导学生整体感知本话题的要点，再逐步理解、探究词、句以及语法现象，最后强化练习，巩固所学内容。阅读课的目标主要是培养学生阅读能力，引导、辅助学生学会有效阅读。掌握高效、科学的阅读方法。我设计了几个环节以强化能力的培养：阅读后配图一一阅读后判断正误一一阅读后复述短文。 层层递进，引导学生学会阅读理解的方法。板书设计WouldyouliketobeagreenerpersonSectionCelectric(adj.) electricity(n.) 1.In