鲁教版英语九年级下册教案.docx

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1、鲁教版英语九年级下册教案Unit8SectionA1a-2d精品教案I.PresentationShowthepictureoftheearthandtellstudentstheearthispollutednow.Forexample:(1)Thefactoriesthatburncoalpollutetheairwithalotofblacksmoke.(2)Factoriesputwasteintotheriver.(3)Peopleshouldthrowawaylitterinthebin.(4)Therearemorecarsontheroad.II.LearningHereare

2、somewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephonesnoisepollutionairpollutionwaterpollution_Keys:noisepollutionloudmusicplanesmobilephonesbuildinghousesairpollutionfactoriessmokingcarsb

3、uildinghouseswaterpollutionshipsrubbishlitteringfactoriesIII.Listening1.1bListenandcompletethesentences.Keys:reallydirtyrubbishfishlitterwastegovernmentclosedowncleanup2.Listenagainandcheck()thesentencesyouhear.1)Wecouldgofishingintheriver.2)Theriverwasreallydirty.3)Theriverhasalwaysbeenthenicestriv

4、erinthistown.4)Weshouldasktheteachersforhelp.Keys:23IV.Practice1.Role-playtheconversationin1c.Mark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark:Yes,butpeoplearethrowinglitterintotheriver.Tony:Everyoneinthistownshouldplayapartincleaningitup!2.Makeconversatio

5、nsusingthepollutionin1a.A:Theriverhasalwaysbeenthenicestriverinthistown.B:Yes,itusedtobesoclean.A:ButIwastherelastweekendandtheriverwasreallydirty.B:Whatcausedtheproblem?A:Peoplearethrowinglitterintotheriver.B:Whatshouldwedo?A:Factoriesarealsoputtingwasteintotheriver.B:Yes,everyoneinthistownshouldpl

6、ayapart.A:Weshouldwritetothegovernmentandaskthemtoclosedownthefactories.B:Whatelsecanwedo?A:Everyoneshouldhelptocleanuptheriver.V.Languagepoints1.Weretryingtosavetheearth!我们正在竭尽全力拯救地球!trytodo=tryonesbesttodo努力去做某事。e.g.Everystudentshouldtrytostudyhardinordertostudyinauniversity.为了进入大学学习，每个学生都应该努力学习。2

7、.Herearesomewordsrelatedtodifferentkindsofpollution.berelatedto与有关e.g.Iamnotrelatedtohiminanyway.我和他无任何关系。3.Everyoneinthistownshouldplayapartincleaningitup!playapartin在方面起作用e.g.Agooddietplaysalargepartinhelpingpeoplelivelonger.健康的饮食在帮助人们长寿方面起着非常大的作用。playapart在中扮演角色e.g.HewasinvitedtoplayapartinthisTV

8、play.他被邀请参加这个电视剧的演出。4.Eventhebottomoftheriverwasfullofrubbish.Yes,butpeoplearethrowinglitterintotheriver.litter和rubbish都可指“垃圾，用作不可数名词。rubbish指“没用的东西(被扔或将要丢弃的无用的东西)不可回收。litter指“(室内或公共场所)乱扔的废物(纸屑、不要的包装纸、废瓶等)还可回收e.g.Throwtherubbishout.把垃圾扔出去。Theroomisfullofrubbish.房间里堆满了垃圾。Pickupyourlitterafterapicnic.

9、野餐后将废弃物拾掇好。VI.Listening1.2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.A.landpollutionB.airpollutionC.noisepollutionD.waterpollutionKeys:BA2.2bListenagainandcompletethesentences.1)Theairisbadlypollutedbecausethereare_ontheroadthesedays.2)Factoriesthatburncoalalso_theairw

10、ithalotofblacksmoke.3)Thereisalsotoomuchrubbishandwaste.People_thingseveryday.4)Peoplearealsolitteringin_likeparks.Thisisturningbeautifulplacesintougly(丑陋)ones.Keys:morecarspollutearethrowingawaypublicplaces3.Listenandanswerthequestions.1)Whoistheinterviewertalkingto?2)Whataretheytalking?3)Whatother

11、problemsdotheysee?Keys:SusanandJason.Theenvironmentalproblems.Therestoomuchrubbishandwasteinthestreets.VII.Practice(2c)Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Jason:Theairhasbecomereallypollutedaroundhere.Imgettingveryworried.Susan:Yes,Iusedtobeabletoseestarsinthesky.J

12、ason:TheproblemisthatVIII.DiscussionAskstudentswhatweshoulddotosavetheearth.Helpstudentsanswer,turnoffthelightswhenyouleavearoom;stopridingincars;stopusingpapertowelsornapkins;recyclebooksandpaper.IX.Reading1.Read2dandcompletethechart.2.Role-playtheconversation.Interviewer:JasonandSusan,whatareyouri

13、deasforsolvingtheseproblems?Jason:Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Susan:Yeah,orrideabike.Thereareotheradvantages(优点)ofbikeriding.Itsgoodforhealthanditdoesntcost(花费)anything!Interviewer:Greatideas!Whataboutwastepollution?Susan:Mmm,Ithinksimplethingslikebringingab

14、agtogoshoppingcanhelp.Istarteddoingthatayearago.Jason:Me,too.Also,Inevertakewoodenchopsticksorplastic(塑料)forkswhenIbuytakeaway(外卖食品)food.Iusetheonesathome.Susan:Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.Interviewer:Sotogether,ouractionscanmakeadifferenceandlea

15、dtoabetterfuture!X.Summaryandlanguagepoints1.Thisisturningbeautifulplacesintouglyones.turninto把变成e.g.Theicyrainseemedliketoturnintosnow.渐渐地冻雨又变成雪花的样子容貌。2.Itsgoodforhealthanditdoesntcostanything!costv.花费；使付出指花费金钱，主语通常是物。cost的过去式和过去分词均为cost。e.g.ThenewshirtcostMrWang200yuan.王先生花了200元买了新衬衫。Howmuchdoesth

16、enewcomputercost?新电脑花了多少钱？take,spend,pay&costtake，spend，pay和cost都能够表示“花费，但它们的用法各有不同。1)take多表示花费时间，常用于Ittakessb.sometimetodosth.这一句型中，其中it作形式主语。e.g.Itusuallytakesme40minutestocookthedinner.2)spend多表示花费时间和金钱，主语通常是人，常用于sb.spend(s)sometime/moneyonsth.和sb.spend(s)sometime/money(in)doingsth.两种句型。e.g.David

17、spent2,000yuanonthenewmachine.Myfatherspendsanhour(in)watchingthenewsonTVeveryday.3)pay多表示花费金钱，主语通常是人，常用于sb.pay(s)somemoneyforsth.句型。e.g.Tommypaid20yuanforhisbreakfastyesterday.4)cost多表示花费金钱，主语通常是物，常用于sth.cost(s)(sb.)somemoney.句型。e.g.ThenewdresscostLinda88yuan.根据句意用take,spend,pay或cost的适当形式填空。1)Thatn

18、ewcar_themlotsofmoney.2)Mona_50yuanonthebooksjustnow.3)Itusually_meanhourtodomyhomework.4)Youshould_sometimepractisingyourpronunciation.5)Mybrother_6,000yuanforthenewcomputeryesterday.Keyscostspenttakesspendpaid3.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!makeadifference(to)表示(对)产

19、生影响或作用e.g.Doyouthinkhiswordswouldmakeanydifferencetothefinaldecision?你以为他的话会对最后的决定产生影响吗？ThenewteacheralwaysencourageslittleTom.Thishasmadeabigdifferencetohim.新来的教师总是鼓励小汤姆，这对他影响很大。XI.Exercises用动词的适当形式填空。1)Weretrying_(save)theearth.2)Thereusedto_(be)cleanandbeautiful.3)Therearetoomany_for_tocatch(fish

20、).4)Itsbadforenvironmenttouse_(wood)chopsticks.Keys:tosavebefishfishermenwoodenXII.ThinkaboutTheearthisbadlypolluted.Pleasemakeaposterandthinkofwhatwecando.XIII.Homework1.Copythenewwordsandrememberthem.2.Readthelisteningmaterialsof1b,2a.Unit8SectionA3a-3c精品教案I.Revision(1)Role-play2d.(2)Translatethes

21、esentencesintoEnglish.甚至是河底都满是垃圾。这个小镇上的每个人都应该参加清扫。骑自行车有其它的优点。我买外卖食品从来不拿木筷子和塑料叉子。II.Leadin(1)Teachertellsstudentstheearthisbadlypolluted.Whatshouldwedotosavetheearth?Letstakeaction.Forexample:Turnoffthelightswhenyouleavearoom;TakebusesinsteadofdrivingcarsRecyclebooksandpaper.(2)Therearesomeanimalsare

22、endangered.Weshoulddosomethingtoprotecttheanimalsandtheenvironment!III.Discussion(1)Haveyoueverseenashark?(2)Whatdoyouknowaboutsharks?IV.Reading(1)Sharksareendangered,readthepassageandjudgethesentences.Sharksfin鱼鳍soupisfamousandexpensiveallaroundtheworld.Wehavetokillawholesharktogetabowlofsharksfins

23、oup.Peoplecutoffsharksfinsandthrowthesharksbackintotheocean.Sharksareinthebottomofthefoodchainintheoceansecosystem.WildAidandtheWWFareenvironmentalprotectiongroupsinChina.Sharksfinsaregoodforhealth.(2)Completethefactsheetin3a.V.Practice(3b)(1)Readthepassageanddillintheblankswiththewordsinthebox.1.Ma

24、nypeopledonotrealizetheyarekillingawholeshark_theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,_iftheirnumbersdrop,theoceansecosystemwillbeindanger.3.Manythinkthatsharksaretoostrongtobeendangered,_theyarewrong.4._therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.