英语人教版九年级全册13单元

1、Unit13SectionA1(1a-2d)I. PresentationShowthepictureoftheearthandtellstudentstheearthispollutednow.Forexample:(1) Thefactoriesthatburncoalpollutetheairwithalotofblacksmoke.(2) Factoriesputwasteintotheriver.(3) Peopleshouldthrowawaylitterinthebin.(4) TherearemorecarsontheroadII. LearningHerearesomewor

2、dsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephonesnoisepollutionairpollutionwaterpollutionKeys:noisepollution：loudmusicplanesmobilephonesbuildinghousesairpollution：factoriessmokingcarsbuildin

3、ghouseswaterpollution：shipsrubbishlitteringfactoriesIII. Listening1bListenandcompletethesentences.Whatwastheproblem?Theriverwas.Eventhebottom(底部)oftheriverwasfullof.Therewerenomoreforfishermen(渔民)tocatch.Whatcausedtheproblem?Peoplearethrowingintotheriver.Factoriesareputtingintotheriver.Howshouldthep

4、roblembesolved?Weshouldwritetotheandaskthemtothefactories.Everyoneshouldhelptotheriver.Keys:reallydirtyrubbishfishlitterwastegovernmentclosedowncleanupIV. Practice1. Role-playtheconversationin1c.Mark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark:Yes,butpeopl

5、earethrowinglitterintotheriver.Tony:Everyoneinthistownshouldplayapartincleaningitup!2. Makeconversationsusingthepollutionin1a.A:Theriverhasalwaysbeenthenicestriverinthistown.B:Yes,itusedtobesoclean.A:ButIwastherelastweekendandtheriverwasreallydirty.B:Whatcausedtheproblem?A:Peoplearethrowinglitterint

6、otheriver.B:Whatshouldwedo?A:Factoriesarealsoputtingwasteintotheriver.B:Yes,everyoneinthistownshouldplayapart.A:Weshouldwritetothegovernmentandaskthemtoclosedownthefactories.B:Whatelsecanwedo?A:Everyoneshouldhelptocleanuptheriver.V. Languagepoints1. We'retryingtosavetheearth!我们正在竭尽全力拯救地球!trytodo

7、=tryonesbesttodo努力去做某事。为了进入大学学e.g.Everystudentshouldtrytostudyhardinordertostudyinauniversity.习，每个学生都应该努力学习。2. Herearesomewordsrelatedtodifferentkindsofpollution.berelatedto与有关方面起作用e.g.Iamnotrelatedtohiminanyway.我和他无任何关系。3. Everyoneinthistownshouldplayapartincleaningitup!playapartin在e.g.Agooddietpla

8、ysalargepartinhelpingpeoplelivelonger.健康饮食在帮人们长寿方面起着非常大作用。playapart在中扮演角色e.g.HewasinvitedtoplayapartinthisTVplay.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

9、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.野餐后将废弃物收拾好。VI. Listening1. 2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.A.landpollutionB.airpollutionC.noisepollutionD.waterpollutionKeys:BA2. 2bListenagainan

10、dcompletethesentences.1）Theairisbadlypollutedbecausethereareontheroadthesedays.2）Factoriesthatburncoalalsotheairwithalotofblacksmoke.3）Thereisalsotoomuchrubbishandwaste.Peoplethingseveryday.4）Peoplearealsolitteringinlikeparks.Thisisturningbeautifulplacesintougly（丑陋）ones.Keys:morecarspollutearethrowi

11、ngawaypublicplacesVII. Practice（2c）Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Jason:Theairhasbecomereallypollutedaroundhere.I'mgettingveryworried.Susan:Yes,Iusedtobeabletoseestarsinthesky.Jason:TheproblemisthatVIII. DiscussionAskstudentswhatweshoulddotosavetheearth.He

12、lpstudentsanswer,turnoffthelightswhenyouleavearoom;stopridingincars;stopusingpapertowelsornapkins;recyclebooksandpaper.IX. Reading1. Read2dandcompletethechart.ProblemsSolvingproblemsairpollutionwastepollutionwooden（木头的）chopsticksorplasticforksrubbish2. Role-playtheconversation.Interviewer:JasonandSu

13、san,whatareyourideasforsolvingtheseproblems?Jason:Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Susan:Yeah,orrideabike.Thereareotheradvantages（优点）ofbikeriding.Itsgoodforhealthanditdoesn'tcost（花费）anything!Interviewer:Greatideas!Whataboutwastepollution?Susan:Mmm,Ithinksimpl

14、ethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Jason:Me,too.Also,Inevertakewoodenchopsticksorplastic（料）forkswhenIbuytakeaway（外卖食品）food.Iusetheonesathome.Susan:Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.Interviewer:Sotogether,ouractionscanm

15、akeadifferenceandleadtoabetterfuture!X. Summaryandlanguagepoints1. Thisisturningbeautifulplacesintouglyones.turninto把变成e.g.Theicyrainseemedliketoturnintosnow.渐渐地冻雨又变成雪花的模样。2. It'sgoodforhealthanditdoesn'tcostanything!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.ThenewshirtcostMrWang200yu

16、an.王先生花了200元买了新衬衫。Howmuchdoesthenewcomputercost?新电脑花了多少钱？take,spend,pay&costtake，spend，pay和cost都可以表示“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)som

17、etime/money(in)doingsth.两种句型。e.g.Davidspent2,000yuanonthenewmachine.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

18、.根据句意用take,spend,pay或cost的适当形式填空。1) Thatnewcarthemlotsofmoney.2) Mona50yuanonthebooksjustnow.3) Itusuallymeanhourtodomyhomework.4) Youshouldsometimepractisingyourpronunciation.5) Mybrother6,000yuanforthenewcomputeryesterday.Keyscostspenttakesspendpaid3. Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!makeadifferenee(to)表示(对)产生影响或作用e.g.Doyouthinkhiswordswouldmakeanydifferencetothefinaldecision?你认为他的话会对最后的决定产生影响吗？ThenewteaeheralwayseneourageslittleTom.Thishasmadeabigdiffereneetohim.新来的老师总是鼓励小汤姆，这对他影响很大。XI. Exereises用动词的适当形式填空。1) We'retrying(save)theearth.2) Thereuse