《大气环境保护》沉浸式双语教案设计──高一地理上册第二章第七节

精品文档2016全新精品资料全新公文范文全程指导写作独家原创1/11大气环境保护沉浸式双语教案设计高一地理上册第二章第七节教学目标1了解大气污染所形成的全球变暖、臭氧层的破坏、酸雨等现象产生原因及危害；2正确认识大气环境保护的重要意义；3通过沉浸式双语讲授，学生在掌握地理知识的过程中，应用英语，提高英语应用能力。教学重点1全球变暖2臭氧层的破坏和保护3酸雨的危害教学难点英语语境的建立与学科学习相结合教学准备多媒体课件教学过程1INTRODUCTION导入新课SHOWTOTHESTUDENTSTHEPICTURETHATTHEEARTHISSWEATINGLIKEAMANFEELINGENORMOUSLYHOTINSUMMERANDTHEPICTUREOFAN精品文档2016全新精品资料全新公文范文全程指导写作独家原创2/11TARCTICHOLEOFOZONOSPHERE，ANDWATCHTHESHORTFILMABOUTACIDRAIN出示地球出汗的卡通片，南极臭氧空洞图片以及观看酸雨影片片段，指出全球大气环境已经受到严重的污染，所以本课要研究大气环境保护2PRESENTATION（教授新课）21整体思路GUIDETHESTUDENTSTOKNOWTHREEATMOSPHERICPROBLEMS，EACHPROBLEMINSTRUCTEDINTHISWAYFIRST，WHATCAUSESTHEPROBLEMSECONDLY，WHATHARMFULAFFECTSSUCHPROBLEMBRINGANDFINALLY，MEASURESTHATCANBETAKENTOSOLVETHEPROBLEM分别讲述大气环境的三大问题，每个问题的以如下方法呈现一产生问题的原因；二是其危害，三应当采取的措施22具体教材双语的讲授。221GLOBALWARMINGAFTERAPICTURETHATSHOWTHECHANGEOFTHETEMPERATUREOFTHEEARTHINRECENTYEAR，IPUTFORWARDAQUESTION“ISTHETEMPERATUREGOINGUPORDOWNTHESTUDENTSANSWEREDANDSTUDENTSUNDERSTANDWHATIS“GLOBALWARMING”THENTHESTUDENTSDISCUSSEDTHECAUSEOFGLOBALWARMINGINENGLISH，ILISTENEDTOTHEMANDHELPTHEMEXPRESSTHEMSELVESINENGLISH，FINALLY精品文档2016全新精品资料全新公文范文全程指导写作独家原创3/11CONCLUSIONSWEREREACHEDABOUTWHATTHEHUMANSHOULDDOTOSTOPTHEEARTHFROMGETTINGHOTTERINTHISSESSION，STUDENTSLISTENEDTOENGLISHSPEAKINGANDTHEYSPOKEENGLISHINDISCUSSIONANDEVENTHEYTRIEDTOEXPRESSTHEIRIDEASINENGLISH222THEPROTECTIONOFOZONELAYERATFIRSTASHORTENGLISHFILMSHOWHOWTHECFC“EAT”THEO3，THENWITHTHEMOREWIDELYUSEOFTHEREFRIGERATORTHATUSEDCFC，ANTARCTICHOLEOFOZONOSPHEREAPPEAREDCOMESTHEPICTUREOFANTARCTICHOLEOFOZONOSPHEREAFTERTHAT，ENGLISHFILMSHOWHARMFULAFFECTSABOUTTHEDEPLETIONOFOZONELAYERINTHESAMEWAY，WHATTODOTOPROTECTOZONELAYERISTHELASTTHINGFORSTUDENTSTOKNOWENGLISHFILMISGOODENVIRONMENTFORSTUDENTSTOIMMERSETHEMSELVESINENGLISH223ACIDRAINPUTFORWARDQUESTIONAFTERQUESTIONTOFULFILLTHEINSTRUCTIONOFTHECONTENT，SUCHASAWHATISACIDRAINBHOWITCOMESINTOBEINGCWHEREDOESACIDRAINFREQUENTLYHAPPENDWHYACIDRAINISHARMFULEWHATTODOTOREDUCEACIDRAI精品文档2016全新精品资料全新公文范文全程指导写作独家原创4/11NINTHISSESSION，IESTABLISHQUESTIONFORSTUDENTSTOTHINKABOUT，THENBYPICTUREANDFILMILETTHESTUDENTSANALYZETHEPROBLEMTHEMSELVES，ANDSOLVETHEPROBLEMTHEMSELVES，INWHICHTHEYWERETRAINEDTOANALYZEFACTSTOFINDTHEANSWER，ATTHESAMETIME，ENGLISHTHINKINGPATTERNISAPPLIED3EXERCISES（课堂练习）我用英文设计了几个单项选择题和双项选择题复习巩固学生所学的教学内容，同时也通过作题，学生的英语阅读理解能力得到了锻炼。练习如下1CHOOSETHERIGHTANSWERFROMA，B，CANDD（THEREISONLYANSWERTHATISRIGHT）1CARBONDIOXIDEISTHEMAIN_INTHEATMOSPHEREAGASTHATCANFORMACIDRAINBGREENHOUSEGASCGASTHATWILLDAMAGETHEOZONOSPHEREDGASTHATCANFORMCLOUDTORAIN2DEFORESTATIONWILLRESULTINTHEINCREASEOF_ACARBONDIOXIDEBCARBONOXIDECSULFURDIOXIDEDCFC3APARTFROMTHENATURALFACTORSTHATDAMAGETHEOZONOSPHER精品文档2016全新精品资料全新公文范文全程指导写作独家原创5/11E，THEHUMANBEINGSBREAKDOWNOFOZONEMAINLYREFERSTO_ATHERELEASEOFCARBONOXIDEBTHERELEASEOFCARBONDIOXIDECTHERELEASEOFCFCDTHERELEASEOFNITROGENOXIDE4INTHEATMOSPHERE，OZONOSPHERELIESINTHE_ATROPOSPHEREBSTRATOSPHERECMESOSPHEREDHYDROSPHERE5THEACIDRAININCHINAISMAINLYSULFATEDACIDRAINBECAUSE_AWEBURNWOODFORMAINENERGYBWEBURNCOALFORMAINENERGYCWEHAVEPOWERSTATIONPROPELLEDBYFIREDOURPOWERSTATIONPROPELLEDBYWATER2CHOOSETHETWORIGHTANSWERSFROMA，B，CANDD1THEARTIFICIALREASONSFORTHEINCREASEOFCARBONDIOXIDEINTHEATMOSPHEREARE_ABURNINGOFFOSSILFUELSBCONSTRUCTIONOFPOWERSTATION精品文档2016全新精品资料全新公文范文全程指导写作独家原创6/11CDEFORESTATIONDTHESEAISPOLLUTED2THEDIRECTREASONSFORGLOBALWARMINGTORAISETHESEALEVELARE_ATHEREWILLBEMORERIVERSBMORERAINFALLANDLESSEVAPORATIONCOCEANWATEREXPANDDUETOTHEINCREASEOFTEMPERATUREDMELTEDPOLARICEMAKESTHESEALEVELRISE3THEDAMAGEOFTHEOZONOSPHERERESULTIN_AMOREPEOPLEWILLHAVESKINCANCERBRAINSTORMSINTHEWHOLEWORLDCGLOBALDROUGHTDDAMAGEOFTHEECOLOGICENVIRONMENTANDAGRICULTURE4THEGASESTHATWILLFORMACIDRAINARE_ACARBONDIOXIDEBSULFURDIOXIDECNITROGENOXIDEDCARBONOXIDE5THEAFFECTSTHATACIDRAINRESULTINARE_AACIDIFYTHESOILBMOREPEOPLEGETSKINCANCER精品文档2016全新精品资料全新公文范文全程指导写作独家原创7/11CACIDIFYWATERINTHERIVERSANDCAUSEFISHTODIEDDECAYINBUILDINGSANDCULTURERELICS4HOMEWORK课后练习ANSWERTHEFOLLOWINGQUESTIONSACCORDINGTOTHETEXTPART1GLOBALWARMING6WHATARETHEMAINPROBLEMSOFATMOSPHERICENVIRONMENTTODAY_7ISTHEGLOBALWARMINGONLYDUETONATURALREASONS_8WHATSTHEARTIFICIALREASONTHATMAKESTHEAIRTEMPERATURERISE_精品文档2016全新精品资料全新公文范文全程指导写作独家原创8/119INWHATWAYSCANTHEHUMANBEINGSINCREASECARBONDIOXIDEINTHEATMOSPHERE_10HOWDOESTHESEALEVELRISETHEREARETWOWAYS，WHATARETHEY_11WHATWILLBEAFFECTEDWHENTHERAINFALLANDHUMIDITYCONDITIONSAROUNDTHEWORLDCHANGE_12WHATARETHEMEASURESTOREDUCETHEAMOUNTOFRELEASEDCAR精品文档2016全新精品资料全新公文范文全程指导写作独家原创9/11BONDIOXIDE_PART2THEDAMAGEANDPROTECTIONOFOZONOSPHERE13WHATSTHEARTIFICIALREASONFORTHEREDUCTIONOFTHEAMOUNTOFOZONEINTHESTRATOSPHERE_14IFTHEAMOUNTOFULTRAVIOLETRAYSREACHINGTHEEARTHSURFACEINCREASES，WHATARETHEHARMFULAFFECTS_15WHATCANWEDOTOPROTECTTHEOZONOSPHERE精品文档2016全新精品资料全新公文范文全程指导写作独家原创10/11_PART3THEDAMAGEANDPREVENTIONOFACIDRAIN16WHATISGENERALLY