九年级英语全册 Unit 13 Were trying to save the earth(第3课时)教案

Unit13We’retryingtotheearth教材分析本单元带领学生了解了一些有关地球污染，动物濒危等问题。并且教给大家如何保护濒危动物，如何通过回收利用等方式来保护地球。本单元分为sectionAandsection两个部分。本课为第三课时带领大家了解我们能为地球做些什么。三维目标(一)知识技能1.Tolearnthefollowingwordsandexpressions.gate,bottle,president,,metal等。2.Tounderstandthepasage(二)过程方法3.Togetageneralknowledgeofpollutionbyreadingandrole-play.4.Toknowabouthowtoreducepollutionthroughdiscussion.(三)情态度和价值观5.Afterlearningthispart,everywillbeawareofserioussituationofpullutionanddeterminedtotaketoprotectourearthfronnowon.一、教学重点1.Toknowthefollowingwords:gate,bottle,president,,metal,puttogooduse,setup,knownfor,pulldown,notonlybut等2.tounderstandthepassage二、教学难点1.Toknowthefollowingwords:gate,bottle,president,,metal,puttogooduse,setup,knownfor,pulldown,notonlybut等2.tounderstandthepassage三、教学策略根据本课教学目标和重点内容，教师可采用听，组讨论角色扮演等活动来引导学生进行学习。四、教学准备ppt，recorder，mutiple-media五、教学环节1、课导入Step1Lead-inDiscussion:canwedotohelpsaveplanet?Ranktheseitemsfromtheeasist(1)tothemostdifficult(5).________stopridingincars.________recyclebooksand________Turnoffthelightswhenyouleaveroom.________Turnofftheshowerwhenyouwashingyourhair.________Don’usepapernapkins.1

Possibleanswers:31242、课讲授Step2.Reading1)Fast-readingNowturntopage102andreadtheuicklytoanswerstothechart.Name

WhatmaterialsdidtheyWhatdidtheymake?use?Answers:NameAmyHayesJessicaWongWangTao2)careful-reading

WhatmaterialsdidtheyWhatdidtheymake?use?Old,boat,rocks,oldAhousegalssbottles,materialsfromoldhousesOldclothesbagsIronandothermaterialsArtpiecesfronoldcarsRaedthepassageagainandfillinblanks.puttogooduse,setup,knownfor,pulldown,notalao,build…of①AmyHayeslivesintheUk.Manyoftheoldbuildingsinherneighborhoodwere_______________.②Alltherubbishandoldthingsinneighborhoodwerethen________whenAmybuiltherhouse.③Amyisverycreativeandshe______________herfrontgate________________rocksandoldglassbottles.Sheputanoldboatontopofherhouse.④JessicaWongsellsherbagsinasmallshop,____________onlinebusinesstosellthem.⑤ThoughJessica’bagsaremadefromoldclothes,herbagsare______________beingcuteanduseful.⑥Tao____________makeslargeofmetalartthatlooklikehumansoranimals,__________makesmallerpiecesforthehome.Possibleanswers:down,puttobuiltoutsetup,knownfor,notonly…also3)Studyingwordsandexpressions.①put…intouse:应用利；投入使用Thefirstdigitalcomputerwasusein1944.一九四四年第一台二位制计算机投入了使Thenewlybuiltwaitingbuildingwasputintousetoday.这座新建的候机楼今起启.②setup竖立；升起建立设立；创;创造（纪录等）2

Theysetupsomestonesasland．他们竖起一些石头当界碑。Theschoolhassetupaspecialclasstohelppoorreaders．TheFrenchteamsetupanewattonight'smeeting．③knownfor:以而着名出名以见长Mrs.brownisknownforhospitality布朗夫人以其好客闻名。Londonusedtobeacityknownforitsfogs.伦敦的“黑雾”一向闻名。Beknownas:以为…而著称Nowhewasknownasasteadyman.现在他已被大家认为是一个可靠的人。④notonly…butalso:notonly…butalso…用于连接两个表示并列关系的成分，其中的also有可以省略。Shenotonlyplayswell,butalsowritesmusic.她不仅很会演奏，而且还会作曲。HeworksnotonlyonweekdaysbutSundays.Wewerenotonlyhungry,butalsotired.我们不但饿了，而且也累了。当notonly…butalso连接两主语时，谓语动词的数原则上与其相近的主语保持一致。Notonlythestudentsbutalsotheirteacherisenjoyingthefilm.不仅学生们在欣赏这部影片，他们的老师也在欣赏这部影片。⑤down:拆毁,拉Asmallcrowdattemptedtopullastatue.一小伙人试图推倒一尊塑像。Theyhavemanagedtopulldownbuilding.他们已拆毁了那幢旧建筑.Step3ExercisesTranslatethefollowingphrases.1.投使用2.拆3.作……而出名4.因……而出名5.竖，建起6.扔7.上翻转8.获9.复，恢复生机Answers:put…intouse,pulldown,knownfor,beknownsetup,throwaway,turnupsidedown,winprize,bringsth.Back3、课活动Step4ActivitiesMakealistoftobedonetosavetheenvironment.Whichthingstobedonebyordinarypeopleeveryday?Whichthingstobedonebygovernmentororganizations?4、课小结3

Step5.SummarizeLookbackonwhatwehavelearned.1.Howtoprotectenvironment.2.Usefullanguages:puttogooduse,setup,knownfor,pulldown,notonly…alao5、作布置Homework:makeasurveyabouttheenvironmentinyourtown.GoodenvironmentWhyBadenvironmentwhy六、板书设计Unit13’retryingtoearthputus