九年級英語上冊Unit2Topic3SectionC教案

第二單元第三個話題SectionC教案Unit2Topic3SectionC課題Unit2Topic3SectionC課型Reading時間2009年9月28日教學(xué)目標維目標compreiiensioLearnthenewwords:technology,electric,wheel,steelGoonlearningsomecompoundsentences:⑴Inmanycountries,peopleproducepowerfromcoal,butitisverydirtyandcausesacidrain.Althoughelectricvehiclesproducenopollution,therewillbeanincreaseinelectricityneedsiftheyarewidelyused.Knowaboutthemoderntechnologiesonenvironmentalprotection.Improvethestudents 'readingabilities.教學(xué)重難點Goonlearningsomecompoundsentences.Learntheadvantagesanddisadvantagesofsomekindsofenergy.教學(xué)策略學(xué)法指導(dǎo)Readingcomprehension,revision,discussion,pairwork,groupwork教學(xué)過程教學(xué)內(nèi)容（用好教材、開發(fā)資源），教師引領(lǐng)（創(chuàng)設(shè)情景、問題設(shè)計、點撥誘導(dǎo)、分層導(dǎo)學(xué)）學(xué)生求學(xué)（自主、合作、探究） ，活動過程（教學(xué)環(huán)節(jié)、師生互動、反饋練習(xí)、布置作業(yè)）設(shè)計意圖

Step1.DutyReportAskoneortwostudentsondutytogiveareport,theotherslistencarefullyandanswersomequestionsaccordingtothereport..Step2.ReviewLearnthenewwordsandphrasesbylookingupinthedictionaryandmakingsentences..power,acid,nuclear,biogas,technology,straw,efficient,per,wheel,guide,steelproducepower,solveproblems …Discussthecontenttheylearnedinthelastclass:WhatshoulewedotobeagreenerpersonTakeaclothbagwhenwegoshopping.Walkorrideabikeinsteadoftakingabusorataxi …教學(xué)過程教學(xué)內(nèi)容（用好教材、開發(fā)資源） ，教師引領(lǐng)（創(chuàng)設(shè)情景、問題設(shè)計、點撥誘導(dǎo)、分層導(dǎo)學(xué)）學(xué)生求學(xué)（自主、合作、探究） ，活動過程（教學(xué)環(huán)節(jié)、師生互動、反饋練習(xí)、布置作業(yè)）通過對節(jié)能環(huán)保知識的復(fù)習(xí)討論，導(dǎo)入新課，教學(xué)部分生詞。設(shè)計意圖S3: First,turnoffthelightswhenweleavearoom.T: Great.It'seasiersaidthandone.Sowehavetokeepondoingthateveryday.3.Discusshowtosaveenergy:T:Wemustnotonlyprotectourenvironmentbutalsosaveenergylikeelectricity.Nowdiscussthisprobleminpairs:WhatshouldwedotosaveenergyS:Don'tdriveacarifyoutravelashortdistance.Q:Writeonbothsidesofthepaper.讓學(xué)生分組討論節(jié)約能源的各種方法，以舊帶新，導(dǎo)入新課主題。

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培養(yǎng)學(xué)生快速閱讀的能力。先讓學(xué)生在小組內(nèi)討論，然后師生共同核對答案。設(shè)計意圖培養(yǎng)學(xué)生快速閱讀的能力。先讓學(xué)生在小組內(nèi)討論，然后師生共同核對答案。設(shè)計意圖2.Discusstheanswersingroups.Thencheckthemtogether.教學(xué)過程教學(xué)內(nèi)容（用好教材、開發(fā)資源），教師引領(lǐng)（創(chuàng)設(shè)情景、問題設(shè)計、點撥誘導(dǎo)、分層導(dǎo)學(xué)）學(xué)生求學(xué)（自主、合作、探究） ，活動過程（教學(xué)環(huán)節(jié)、師生互動、反饋練習(xí)、布置作業(yè)）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讓學(xué)生再讀1a,找出疑難點，并鼓勵他們分組討論解決疑難點，教師作補充講解。根據(jù)1b表格，以問答形式復(fù)述1a課文，鞏固1a。培養(yǎng)語言表達能力。學(xué)生四人一組討論，進一步了解節(jié)約能源的幾種新型發(fā)電技術(shù),

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（ 學(xué)生在教師的幫助下回答。）3.T:Now,workingroupsoffour.Thinkaboutwhatelsecanbeusedtoproduceelectricity.Thenreporttotheclass.教學(xué)過程完成2。讓學(xué)生四人一組討論更多的發(fā)電

技術(shù)，然后向全班匯報。完成完成2。讓學(xué)生四人一組討論更多的發(fā)電

技術(shù)，然后向全班匯報。完成2。設(shè)計意圖Step5ProjectDiscussingroups:DoweneedtosaveenergyWhySummarizethewaysofsavingenergylearnedinthissection.Haveadiscussioningroups.Thencomeupwithnewtechnologiesofproducingelectricityandnewmethodstosaveenery.歸納本節(jié)課環(huán)保節(jié)能的方法，同時教育學(xué)生學(xué)會節(jié)約能源以及合理地利用能源。教學(xué)反思（教學(xué)隨筆）本節(jié)課容量大，對學(xué)生來說，所涉及的內(nèi)容比較難。所以，在教學(xué)過程中，根據(jù)“導(dǎo)學(xué)一一自悟”課堂教學(xué)模式，特別注意導(dǎo)入部分的教學(xué)：先引導(dǎo)學(xué)生整體感知本話題的要點，再逐步理解、探究詞、句以及語法現(xiàn)象，最后強化練習(xí)，鞏固所學(xué)內(nèi)容。閱讀課的目標主要是培養(yǎng)學(xué)生閱讀能力，引導(dǎo)、輔助學(xué)生學(xué)會有效閱讀。掌握高效、科學(xué)的閱讀方法。我設(shè)計了幾個環(huán)節(jié)以強化能力的培養(yǎng)：閱讀后配圖一一閱讀后判斷正誤一一閱讀后復(fù)述短文。 層層遞進，引導(dǎo)學(xué)生學(xué)會閱讀理解的方法。板書設(shè)計WouldyouliketobeagreenerpersonSectionCelectric(adj.) electricity(n.) 1.In