初三英语《Unit-2-Saving-the-Earth-Topic-1-Pollution-has

1Unit2SavingtheEarthTopic1Pollutionhascausedtoomanyproblems.主备人：审核：初三英语备课组复备人：__________时间：_________课时安排4课时TheFirstPeriodSectionA教学三维目标Ⅰ.知识与能力目标1.Mastersomenewwordsandusefulexpressions：Wordsandphrases:bee,butterfly,mess,shame,several,pollute,waste,villager,destroy,cutdown,goodness,pour,seesb./sth.dosth.,seesb./sth.doingsth.,cutdown,mygoodness2.Sentences:Whatashame!/Whatamess!Theflowersandgrasshavegone!Whathashappenedhere?Therebesth./sb.doingsth.Thereareseveralfactoriespouringwastewaterintothestream.Everythinghaschanged.3.Grammar:differencesbetweenSimplePastandPresentPerfecttense.Ⅱ.过程与方法通过对比“WestHill”今昔的环境变化，引出本话题的污染问题，巩固现在完成时与一般过去时的用法及区别。Ⅲ.情感态度与价值观让学生了解环境污染的严重性，并树立环保意识。教材分析1重点somenewwordsandusefulphrases;thepresentperfecttense2难点thepresentperfecttense3教法listening,speakinganddiscussing4教具multimediaThemainactivities1aTeachingprocedureStep1Review1.LeadtheSstodiscusstherightplaceforapicnic.A:Wherehaveyoubeen/traveled?B:Ihavebeen/traveledto...2.gooverthepresentperfecttenseStep2Presentation1.LettheSsdiscusswheretohaveapicnic.Encouragethemtostatethereasons.T:Nowworkingroups,choosethebestplaceforapicnicandtelltheclasswhyyouchoosethatplace.Ss…T:OK,telluswheretohaveapicnic.Why?S1:Ithink…isthebestchoice.Theairthereisfresh.Wecanflykitesonthegrass.T:Kangkang,Jane,MariaandMichaelareplanningapicnicforSunday.TheywillgototheWestHill.2.PresenttwopicturesoftheWestHillanddescribethechanges.Teachthenewwordsandsomedifficultsentences.3.Pointtothebeesandbutterflies,andthenwritedownthewordsandphrasesontheBbStep3Consolidation1.Listento1aandmarkthewordswithP(Past)orN(Now).____beautiful____butterflies____dirty____grass____terrible____factory2____bees____fresh____clean____wastewater2.Read1aandcompletethesentencesinthetable.Thenretell1atoyourpartner.TwoyearsagoNow1.Itwasa______________.2.Therewere______________3.Theairwas_________andyoucouldsee___1.__________havegone.2.Thewateris____andsmells______3.Thereareseveral____________pouring________intothestream.4.________________haschanged.Step4Practice1.somephrases1.…怎么样？Whatabout…?2.看见某人正在做某事seesbdoingsth3.真是一团糟！Whatamess!味道很难闻。Itsmellsterrible!4.真遗憾啊！Whatashame!5.把…倒进…里面pourinto6.废水wastewater7.砍倒cutdown2.2Workinpairs.Lookatthepicturesandmakeupconversationssimilartotheexamplewithyourpartner.3.finish34.dosomeexercisesStep5Project3.Workingroupsandtalkaboutpollutioninaplaceyouarefamiliarwith.Thefollowingsentencesmayhelpyou.…ago,itwas…Now,…have/hasgone.Whathashappened?Everythinghaschanged.Oh,mygoodness!Step6Homework1.Read1a.2.WriteapassageaccordingtoPart4.3.FinishSectionAinyourworkbook.4.PreviewSectionB.板书设计：PollutionhascausedtoomanyproblemsSectionA1.…怎么样？Whatabout…?2.看见某人正在做某事seesbdoingsth3.真是一团糟！Whatamess!4.味道很难闻。Itsmellsterrible!4.真遗憾啊！Whatashame!5.把…倒进…里面pourinto6.废水wastewater7.砍倒cutdown教学后记：3TheSecondPeriodSectionB教学三维目标I知识与能力目标Wordsandphrases:pain,produce,awful,bear,harmful,chest,editor,breathe/breath,soilgetapainin…,what’sworse,toomuchnoise,toomanyproblems,breathingproblem,beharmfulto,makeamessof,throw…aroundSentences:It’sdifficultformetobreathe.I’vegotapaininmythroat.It’sreallyawful.A:Howlonghaveyoubeenlikethis?A:Haveyouseenadoctor?B:I’vebeenlikethissincelastweek.B:Notyet.Grammar:PresentPerfect(pastparticiple和疑问句的问答).II过程与方法通过谈论环境问题，让学生了解不同种类的污染及其危害III.情感态度与价值观引导学生关注环境问题，树立绿色环保意识，增强忧患意识和社会责任感教材分析1重点somenewwordsandusefulphrases;thepresentperfecttense2难点thepresentperfecttense3教法listening,speakinganddiscussing4教具multimediaThemainactivities1aand3aTeachingprocedureStep1Review1.gooverthephrasesinsectionA2.GuidetheSstodiscussdifferentkindsofpollutioningroupsandsharetheanswertogether.Step2Presentation1.Watchtheflash,thenanswerthequestionsbelow.1).DoesBrucelookwell?2.)What’swrongwithhim?3.)Howlonghashebeenlikethis?4.)Hasheseenadoctor?2.ShowapictureofthepollutedWestHill,lettheSslistento1aonceandtickthequestionstheyhearinpartAof1b.Thenchecktheanswerstogether.A.Listento1aandcheckthequestionsyouhear.QuestionAnswer1.What’swrongwithyou?_____2.Howlonghaveyoubeenlikethis?_____3.Wherehaveyoubeen?_____4.Haveyouseenadoctor?_____5.Haveyounoticedthedeadfishintheriver?_____B.Listenagainandmatcheachquestionabovewithananswerbelow.3.1cRead1aandanswerthequestions.1.WhatcausedMrs.Zhou’sproblems?2.WhatwillKangkangdo?3.DoyouhaveanyotherwaystosolveMrs.Zhou’sproblems?Step3Consolidation1.(分角色朗读2a，选择四组进行比赛，激发学生朗读兴趣。对表现好的小组给予表扬。2..语法学习。Thefactorycausestoomanyproblems.toomany+可数名词复数e.g.Therearetoomanypeopleinthesupermarket.Idon’twanttogothereanymore.toomuch+不可数名词4e.g.Iambusy.Ihavetoomuchworktodo.muchtoo+adj./adv.e.g.It’smuchtoocoldtoday.Manypeoplestayathomeinsteadofgoingout.Step4Practice1..findoutthephrases1.你怎么啦？What’swrongwithyou?2.我喉咙痛。I’vegotapaininmythroat.3.你像这样多久了？Howlonghaveyoubeenlikethis?4.还没有。Notyet5.更糟糕的是what’sworse6.制造噪音makenoise7.心情不好beinabadmood8.写信给…writetosb9.最好做某事hadbetterdosth10.对…有害beharmfulto2Choosethecorrectwordstocompletethepassage.SomelanguagepointsIt’sdifficultformetobreathe.我呼吸很困难。It’s+adj.+forsb.todosth.e.g.It’simportantforustolearnEnglishwell.It’seasyforhimtosolvethisproblem.3.3aLookatthepicture