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Unit8We’retryingtosavetheearth!TheFirstPeriodSectionA1a–2c【Teachingaims】
一、听、说、读、写以下词汇及词组litterbottomfishermancoalpublicuglyadvantagecostwoodenplasticthebottomofmakeadifference
二、通过学习,口、笔头掌握下列句型1Theriverusedtobesoclean.2Peoplearethrowinglitterintotheriver.3Ithasalwaysbeenthenicestriverinthistown.4Weshouldwritetothegovernment.5Ithinkoneproblemisthattheairisbadlypolluted.
三、
1.能听懂关于环境污染和环境保护的听力材料
2.能正确运用现在进行时态,usedto结构,现在完成时态,被动语态和情态动词谈论环境污染和环境保护
四、通过谈论环境污染,学生能培养自己的环保意识做到保护环境,从我做起,从小事做起Difficulties能正确运用现在进行时态,usedto结构,现在完成时态,被动语态和情态动词谈论环境污染和环境保护【Teachingsteps】BeforelisteningWarm-upandrevision(课堂热身和复习)
1.HaveSswatchthevideoanddiscuss:Whatisthevideoabout
2.Lookatthepicturesandanswerthequestion:WhataretheyaboutHowmanykindsofpollutiondothesepicturesshow教学设计说明创设情景,导入新课WhilelisteningPresentation(呈现新知识)
1.Groupwork.Theairisn’tclear…Therearemoreandmorecarsandfactories…Weshould…Thereareallkindsofnoisesinourlives.Peoplehavemoremodernmachines.Weshould…教学设计说明:练习本课重点短语句型,同时,对后面听力的进行预测降低听力难度
2.听1b录音一遍,回答下面的问题WhatkindofpollutionareTonyandMarktalkingabout__________________
3.Workon1b.Listenandpletethesentences.WhatwastheproblemTheriverwas________________.Eventhebottomoftheriverwasfullof____________.Therewerenomore____________forfishermantocatch.WhatcausedtheproblemPeoplearethrowing__________intotheriver.Factoriesareputting_________intotheriver.HowshouldtheproblembesolvedWeshouldwritetothe_____________andaskthemto________________thefactories.Everyoneshouldhelpto____________theriver.
4.模仿秀:跟读模仿,注意语音语调
5.PairworkWorkon1c.根据听力材料,练习下列对话根据1b的表格提示,和同伴分角色表演Tony和Mark的对话结合1a的内容,再任选一种污染表演对话Mark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark:Yesbutpeoplearethrowinglitterintotheriver.Tony:Everyoneinthistownshouldplayapartincleaningitup!教学设计说明:进一步启发学生思维,再次对下一段听力进行预测
6.Workon2a.ListentoJasonandSusantalkaboutpollution.Thencirclethekindsofpollutionthattheytalkabout.
7.听第二遍录音,判断下面句子的正、误1Jasonthinksthattheairisbadlypolluted.2Susanusedtoseethemountainsclearly.3Peoplearealsolitteringinpublicplaces.4Theythinkthattheycandonothingtohelp.5Theyaretalkingaboutthenoisepollution.教学设计说明:通过听—模仿—自主对话,进一步巩固本课功能句
8.观察与思考1Jasonthinksthattheairisbadlypolluted.2Susanusedtoseethemountainsclearly.3Peoplearealsolitteringinpublicplaces.4Theythinkthattheycandonothingtohelp.5Theyaretalkingaboutthenoisepollution.观察上面的黑体字内容,它们分别对应了几种时态或语态?
1._________
2._________
3.__________
4._________
5.___________你能归纳出这几种时态或语态的结构吗?
1._________
2._________
3.__________
4._________
5.___________
9.Workon2b.Listenagainandpletethesentences.
1.Theairisbadlypollutedbecausethereare_______________ontheroadthesedays.
2.Factoriesthatburncoalalso____________theairwithalotofblacksmoke.
3.Thereisalsotoomuchrubbishandwaste.People_______________thingseveryday.
4.Peoplearealsolitteringin____________likeparks.Thisisturningbeautifulplacesintouglyones.
10.跟读录音,注意模仿孩子们描述污染时气愤的语音与语调
11.Workon2c.Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Jason:Theairhasbeereallypollutedaroundhere.I’mgettingveryworried.Susan:YesIusedtobeabletoseestarsinthesky.Jason:Theproblemisthat…完成学习目标三Afterlistening
1.Groupwork:我们该如何做来减少污染?Whatshouldwedo
1.Weshouldtake_______or_______insteadofdriving.
2.Weshouldalso______________________________.It’sgoodforhealth!
3.Bring___________togoshopping.
4.Nevertake_________or__________whenbuyingtakeawayfood.
5.____________inthebinsandkeeppublicplacescleanandbeautiful.
2.小结教学设计说明:在会听会写的基础上,进一步提升,把本堂课的知识落实到书面上完成学习目标四【家庭作业】必做把课堂上练习的关于环境污染的对话写下来选做小组分工合作,用课前准备的照片,选取一种或几种污染做成海报,教学设计说明:分层布置作业,促进不同层次学生的学习积极性。