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Unit13We’retryingtosavetheearth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sectionAandsectionB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)知识与技能1.Tolearnthefollowingwordsandexpressions.gate,bottle,president,,metal等。[来源:学科网ZXXK]2.TounderstandthepasageonPage102.(二)过程和方法3.Togetageneralknowledgeofpollutionbyreadingandrole-play.4.Toknowabouthowtoreducepollutionthroughdiscussion.(三)情感态度和价值观5.Afterlearningthispart,everystudentwillbeawareoftheserioussituationofpullutionanddeterminedtotakeactiontoprotectourearthfronnowon.一、教学重点1.Toknowthefollowingwords:gate,bottle,president,,metal,puttogooduse,setup,knownfor,pulldown,notonly…butalso等2.tounderstandthepassageonPage102.二、教学难点1.Toknowthefollowingwords:gate,bottle,president,,metal,puttogooduse,setup,knownfor,pulldown,notonly…butalao等2.tounderstandthepassageonPage102.三、教学策略根据本课教学目标和重点内容，教师可采用听，读，小组讨论，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、课堂导入Step1Lead-inDiscussion:whatcanwedotohelpsavetheplanet?Ranktheseitemsfromtheeasist(1)tothemostdifficult(5).________stopridingincars.________recyclebooksandpapers.________Turnoffthelightswhenyouleavearoom.________Turnofftheshowerwhenyouwashingyourhair.________Don’tusepapernapkins.Possibleanswers:531241、课堂讲授Step2.Reading1)Fast-readingNowturntopage102andreadthepagequicklytofindanswerstothechart.NameWhatmaterialsdidtheyuse?Whatdidtheymake?Answers:NameWhatmaterialsdidtheyuse?Whatdidtheymake?AmyHayesOld,boat,rocks,oldgalssbottles,materialsfromoldhousesAhouseJessicaWongOldclothesbagsWangTaoIronandothermaterialsfronoldcarsArtpieces2)careful-readingRaedthepassageagainandfillinblanks.puttogooduse,setup,knownfor,pulldown,notonly…butalao,build…outof①AmyHayeslivesintheUk.Manyoftheoldbuildingsinherneighborhoodwere_______________.②AlltherubbishandoldthingsinAmy’sneighborhoodwerethen________whenAmybuiltherhouse.③Amyisverycreativeandshe______________herfrontgate________________rocksandoldglassbottles.Sheputanoldboatontopofherhouse.④JessicaWongsellsherbagsinasmallshop,butshealso____________onlinebusinesstosellthem.⑤ThoughJessica’sbagsaremadefromoldclothes,herbagsare______________beingcuteanduseful.⑥WangTao____________makeslargepiecesofmetalartthatlooklikehumansoranimals,__________makesmallerpiecesforthehome.Possibleanswers:pulleddown,puttogooduse,builtoutof,setup,knownfor,notonly…butalso[来源:学#科#网Z#X#X#K]3)Studyingusefulwordsandexpressions.①put…intouse:应用；利用；投入使用Thefirstdigitalcomputerwasputintousein1944.一九四四年,第一台二位制计算机投入了使用.Thenewlybuiltwaitingbuildingwasputintousetoday.这座新建的候机楼今起启用.②setup竖立；升起;建立；设立；创立;创造（纪录等）Theysetupsomestonesaslandmarks．他们竖起一些石头当界碑。Theschoolhassetupaspecialclasstohelppoorreaders．TheFrenchteamsetupanewrecordattonight'smeeting．[来源:学科网]③knownfor:以…而着名,出名,以见长Mrs.brownisknownforherhospitality.布朗夫人以其好客闻名。Londonusedtobeacityknownforits"blackfogs."伦敦的“黑雾”一向闻名。Beknownas:以作为…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有时可以省略。Shenotonlyplayswell,butalsowritesmusic.她不仅很会演奏，而且还会作曲。HeworksnotonlyonweekdaysbutonSundays.Wewerenotonlyhungry,butalsotired.我们不但饿了，而且也累了。当notonly…butalso连接两个主语时，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。⑤pulldown:拆毁,拉倒Asmallcrowdattemptedtopulldownastatue.一小伙人试图推倒一尊塑像。Theyhavemanagedtopulldowntheoldbuilding.他们已拆毁了那幢旧建筑.Step3ExercisesTranslatethefollowingphrases.1.投入使用2.拆毁3.作为……而出名4.因为……而出名5.竖起，建起6.扔掉7.上下翻转8.获奖9.复活，恢复生机Answers:put…intouse,pulldown,beknownfor,beknownas,setup,throwaway,turnupsidedown,winaprize,bringsth.Backtolife2、课堂活动[来源:Z,xx,k.Com]Step4ActivitiesMakealistofthingstobedonetosavetheenvironment.Whichthingstobedonebyordinarypeopleeveryday?Whichthingstobedonebygovernmentororganizations?3、课堂小结Step5.SummarizeLookbackonwhatwehavelearned.1.Howtoprotectenvironment.2.Usefullanguages:puttogooduse,setup,knownfor,pulldown,notonly…butalao2、作业布置Homework:makeasurveyabouttheenvironmentinyourtown.GoodenvironmentWhyBadenvironmentwhy[来源:学科网ZXXK]一、板书设计Unit13We’retryingtosavetheearth1.put…intouse:应用；利用；投入使用2.setup竖立；升起;建立；设立；创立;创造（纪录等）3.knownfor:以…而着名,出名,以见长4.notonly…butalso:①用于连接两个表示并列关系的成分，其中的also有时可以省略。②当notonly…butalso连接两个主语时，谓语动词的数原则上与其相近的主语保持一致。二、教学反思通过本课学习，学生们了解了污染以及污染带来的危害，以及保护动物的必要性,并学习了一些保护环境的措施。学完本课后，同学们要积极行动起来，为保护环境，保护动物作贡献。
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