课时讲练通高中英语 Module 4 Sandstorms in Asia Period 4 Integrating Skills（要点讲解课+情境互动课型）课件2 外研版必修3.ppt

module4sandstormsinasialistening speaking writing 1 studentscanunderstandthenewwordsinthelisteningpart 2 studentscangetthemaininformationfromthelisteningpassage learningaims pollution environment atmosphere lookatthepictures andseewhatwordsyouwillthinkof leading in 1 atmosphere2 damage3 chemical4 environment5 melt6 recycle7 carbondioxide8 thepoles9 garbage10 pollution finishtheexerciseatactivity1 page35 pre listening answers 1 e2 d3 c4 b5 a listentothetapeandfinishactivity2 page35 thentalkabouttherelationshipbetweenthem listeningpractice listentothetape thenfinishtheexerciseatactivity3 page35 answers 1 theclimate 2 newyorkandshanghai 3 becausepollutionisstoppingthesun sheatleavingtheatmosphere 4 carbondioxidefromcars 5 thereislessoxygenandmorecarbondioxideintheatmosphere 6 optimistic environment inanutshell urgent climate alotofevidence hotter warmer listentothetape thenfillintheblanks int david whatdoyouseeasthemainproblemswiththe d u well themost problemofallisthe theworld sclimateseemstobegettingwarmer int we veseen ofthat haven twe summers winters thatkindofthing d u yes wehave also scientistshavefoundthattheiceatthepolesisbeginningto int we veheardthattoo isthatreallyhappening d u yes i mafraiditis and inthefuture theicemaymelt thenit spossiblethattheseacouldriseand likenewyorkandshanghaicoulddisappearunderwater int itsoundsvery d u icouldn tagreewithyoumore it s melt atsometime completely coastalcities frightening scary int canyouexplainwhytheclimate sgettingwarmer d u well i lldomybest it s that stheproblem gasesfromcarsenterthe and thesun sheatfrom theatmosphere andfactories chemicalsthatdothesamething so theclimateisgettingwarmer int from carbondioxidefromcarsisamajorproblem pollution atmosphere stop leaving giveout asaresult whatiunderstand d u you reabsolutelyright carbondioxideisthegasthatdoesmost totheatmosphere butwehaveaproblemwithtreestoo yousee trees oxygenand carbondioxide sothey reveryusefulbecausethey thecarbondioxide int iknowwhatyou regoingtosay we re allthetrees damage giveout takein cutting useup down furniture situation allthegarbage d u yes wecutthemdownbecauseweneedtheland andbecauseweusethewoodforpaperand thatleavesmorecarbondioxideintheatmosphere int it saterrible d u yes andanotherproblemis thatweproduce weburnalotofgarbage andonceagain thegasespollutetheatmosphere thatsituationcouldn tbeworse really int weshould garbage notburnit d u ofcourseweshould int it sstrange weknowallthis andyetwedo it ican thelpbutfeelvery d u yes well itis butgovernmentsarebeginningtodosomethingaboutit idon tthinkit stoolate recycle nothingbuttalkabout concerned worrying function agreements disagreements icouldn tagreewithyoumore ithinkyou reabsolutelyright idisagreewithyou iamafraidicannotagreewithyou idon tthinkso function matching fillintheblankswiththephrasesinactivities1and2 1 a weneedtoplantmoretrees b thetrafficinthiscityjustdoesn tmove 3 a peopledon tcareenoughabouttheenvironment b ican tseeanything there ssandeverywhere icouldn tagreewithyoumore ithinkyou reabsolutelyright itcouldn tbeworse it sabsolutelyhopeless icouldn tagreewithyoumore ithinkyou reabsolutelyright itcouldn tbeworse it sabsolutelyhopeless speaking 1 whatarethecausesofsandstorms 2 whatcanwedotostopthesandstorm workinpairstodiscussthefollowingquestions speaking causesofsandstorms diggingupgrass cuttingdowntrees climatechanges overgrazing 过度放牧 badfarmingmethods cues 提示 whatcanwedo keepmoregrass planttrees reuse recycle don tusedisposablechopsticks banbadfarmingmethods writing introduction causes results people sattitudes measures conclusion writing discussionifyouaretowritethearticledescribingoneenvironmentproblem howmanypartswillyouincludeinit whatwillyouwriteineachpart areyouclearwhathappens doyouknowthewriter sattitudeandemotion arethereanygoodconnectingwordsorphrases arethereanygoodphrasesorsentences arethereanyspellingmistakes writing readyourwritingtoyourpartner checkandrewriteyourwritingaccordingtothefollowing thenshareitwiththewholeclass writing describethepicturesandsaywhatweshoulddo everydayenglish thesewordsandexpressionsaretakenfromlisteningandvocabularyactivity2 choosetherightanswers 1 inanutshellmeans a inmyopinion b toexplainsomethingverysimply 2 it sscarymeans a it sfrightening b it sinteresting 4 fromwhatiunderstandmeans a thisiswhatiunderstand b ithinkiunderstand5 you reabsolutelyrightmeans a you recompletelyright b you realmostright 3 i lldomybestmeans a thisisthebest explanation b i lltryashardasican languagepoints treestakeincarbondioxideandgiveoutoxygen 树木吸收二氧化碳并且放出氧气 takein此处意为 吸收 吸入 空气 水等 拓展 takein的常见意思还有 1 把 拿进 例如 pleasetakeyourclothesinincaseitrains 请把你的衣服拿进去 以防下雨 2 收容 留 某人住宿 例如 theteachertookinseveralstudents 这位老师留几名学生住宿 giveout此处意为 放出 散发出 多指气味 热量等的释放 例如 therotatingmachinegaveoutalotofheat 旋转的机器散发出许多热 知识拓展 giveout的常见意思还有 1 发 书 报 等 例如 theteachergaveouttheexampapers 老师分发了试卷 2 用完 耗尽 例如 afterfivemonths theirfoodsupplyfinallygaveout 五个月后 他们的食物供给最终用完了 howtowrite part1 theenvironmentproblemspart2 takeactionspart3 callonpeopletocareforit classexercises 参考范文 helptheplanet asweallknow theenvironmentpollutionismoreandmoreseriousduringtheseyears whatwecandoistomakegreateffortsinprotectingtheenvironment infact wecandomanythingstoimprovetheenvironment suchasplantingtrees reusingthethingsthatcanberecycled wehadbetternotuseplasticbagsanymore noonecanstandthe whitepollution writetothelocalnewspaperstoremindeverybodytotakecareofit themostim