英语人教版九年级全册Unit 13（Section A 1a-1c）

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1、Unit13We’retryingtosavetheearth!TheFirstPeriodSectionA1a–1c【Teachingaims】一、听、说、读、写以下词汇及词组：litter,bottom,fisherman（pl.fishermen）,buildinghouses，noisepollution，airpollution，waterpollution，thebottomof,befullof,throwlitterinto,putwasteinto,closedown,cleanup,usedtodo,playapa

2、rtindoingsth.二、通过学习，口、笔头掌握下列句型：1)Theriverusedtobesoclean.2)Peoplearethrowinglitterintotheriver.3)Ithasalwaysbeenthenicestriverinthistown.4)Weshouldwritetothegovernmenttoaskthemtoclosedownthefactories.5)Everyoneinthistownshouldplayapartincleaningitup.6)Howshouldtheproble

3、mbesolved?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.HaveSswatchthepicture

4、onthescreenanddiscuss:Whatismotherearthdoing?Why?2.Lookatthepicturesandanswerthequestion:Whataretheyabout?Howmanykindsofpollutiondothesepicturesshow?教学设计说明：创设情景，导入新课。WhilelisteningPresentation（呈现新知识）1.Groupwork:talkabouteachpicture.e.g.A:Theairisn’tclear…B:Therearemorea

5、ndmorecarsandfactories…A:Whatshouldwedo?B: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。1.听1b录音一遍，回答下面的问题：WhatkindofpollutionareTonyandMarktalkingabout?__________________2.Workon1b.Listenandco

6、mpletethesentences.Whatwastheproblem?Theriverwas________________.Eventhebottomoftheriverwasfullof____________.Therewerenomore____________forfishermantocatch.Whatcausedtheproblem?Peoplearethrowing__________intotheriver.Factoriesareputting_________intotheriver.Howshouldth

7、eproblembesolved?Weshouldwritetothe_____________andaskthemto________________thefactories.Everyoneshouldhelpto____________theriver.3.Listenagainandanswerthequestions.1)WhatdoesTonywanttodowithMarkthisafternoon?2)WhatdidMarkfindabouttheriver?3)Whathascausedthepollution?4)

8、Whoshouldplayapartincleaningitup?4.模仿秀:跟读模仿，注意语音语调。Afterlistening1.PairworkWorkon1c.根据听力材料，练习下列对话：根据1b的表格提示，和同