2018届九年级英语全册unit13we’retryingtosavetheearth第1课时教案新版人教新目标版

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1、Unit13We’retryingtosavetheearth!SectionA1a—2d一、【教材分析】教学目标知识目标1.学习并掌握下列单词：litter,bottom,fisherman,coal,public,ugly,advantage,cost,wooden,plastic2.能正确使用以下常用表达：thebottomof,befullof,usedtodosth.,playapartindoingsth.,cleanitup,bebadlypolluted,toomuchrubbishandwaste,turn…into,

2、cutdown,takethebusorsubway,insteadof,remembertodosth.,makeadifference,leadto3.能熟练掌握并使用下列重点句式：（1）Eventhebottomoftheriverwasfullofrubbish.（2）Itusedtobesoclean!（3）Peoplearelitteringintheriver.（4）Everyoneinthistownshouldplayapartincleaningitup!（5）Thisturnsbeautifulparksintougl

3、yplaces.（6）Theairhasbecomereallypollutedaroundhere.I’mreallygettingworried.（7）Tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.（8）Otheradvantagesofbikeridingarethatit’sgoodforhealthanditdoesn’tcostanything!（9）Remembertothrowrubbishinthecansandkeeppublicplac

4、escleanandbeautifulforeveryone.（10）Ouractionscanmakeadifferenceandleadtoabetterfuture!能力目标谈论各种环境污染问题，引起污染的原因以及解决的对策。情感目标了解环境污染的坏处，树立环保意识。教学重点讨论环境污染问题。教学难点用所学的知识谈论环保问题。教学方法情境教学法；任务型教学法二、【教学流程】环节师生活动二次备课I.复习热身1、检查生词预习。（1）先通过PPT呈现本课的单词，教师领读，学生跟读，并帮助学生正音。（2）做题巩固。根据句意和首字母提示写出所缺

5、的单词。①Eventheb______oftheriverwasfullofrubbish.②Peoplearel_______intheriver.③Othera_________ofbikeridingarethatit’sgoodforhealthanditdoesn’tcostanything!④Inevertakew_______chopsticksorplasticforkswhenIbuytakeawayfood.⑤Ouractionscanmakead_________andleadtoabetterfuture!答案：①b

6、ottom②littering③advantages④wooden⑤difference2、自由交谈。Talkaboutdifferentkindsofpollution：NoisepollutionAirpollutionWaterpollution感知1.PPT展示下列图片，引导学生初步感知种种污染问题。体验1.分组谈论图片展示的污染问题。感知2.Ⅱ.感知体验环境污染问题严重，如何保护地球呢？创设问题情景，引导学生思考环境保护的方法。·Youdrinkacanofcola.Whatdoyoudo?·Therearealotofoldne

7、wspapersatyourhome.Whatdoyoudo?·Yougoshopping.Whatdoyoudo?·Whenyouwriteonapieceofpaper,whatdoyoudo?体验2.分四个小组分别讨论上述问题。S1:Ithrowawaycans.S2:Irecyclecans.S3:Youthrowawaythecans.That’sbadfortheEarth.Yourecyclethecans.That’sgoodfortheEarth.Ⅲ.强化巩固1.处理教材1a，1b，1c的内容。(1)Herearesome

8、wordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.答案:Noisep