九年级英语全册 Unit 13 We’re trying to save the earth Section A（1a-2d）课件 （新版）人教新目标版.ppt

Unit13,SectionA1a-2d,Weretryingtosavetheearth!,Theearthispolluted.,airpollution,Factoriespourdangerousgasesintotheair.,Carsalsopourdangerousgasesintotheair.,Factoriesputwasteintotheriver.,waterpollution,noisepollution,Therearemorecarsontheroad.,Helpsavetheearth,Wemustthinkofbetterwaytotreatourplanetinfuture.,1aHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.,noisepollution_,airpollution_,waterpollution_,loudmusic;cars;buildinghouse;ships;planes,smoking;factories,factories;rubbish;littering,1bListenandcompletethesentences.,dirty,rubbish,fish,litter,waste,government,closedown,cleanup,Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.,Butitusedtobesoclean!,1cRole-playtheconversation.Thenmakeyourownconversationsaboutthekindsofpollutionin1a.,Yes,butpeoplearethrowinglitterintotheriver.,Everyoneinthistownshouldplayapartincleaningitup!,2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.,landpollutionB.airpollutionC.noisepollutionD.waterpollution,1.Theairisbadlypollutedbecausethereare_ontheroadthesedays.2.Factoriesthatburncoalalso_theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People_thingseveryday.4.Peoplearealsolitteringin_likeparks.Thisisturningbeautifulplacesintouglyones.,morecars,pollute,arethrowingaway,publicplaces,2bListenagainandcompletethesentences.,Theairhasbecomereallypollutedaroundhere.Imgettingveryworried.,Yes,Iusedtobeabletoseestarsinthesky.,Theproblemisthat,2cUsetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.,Interviewer:JasonandSusan,whatareyourideasforsolvingtheseproblems?Jason:Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Susan:Yeah,orrideabike.Thereareotheradvantagesofbikeriding.Itsgoodforhealthanditdoesntcostanything!,2dRole-playtheconversation.,Interviewer:Greatideas!Whataboutwastepollution?Susan:Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.,Jason:Me,too.Also,InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood.Iusetheonesathome.,Susan:Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.Interviewer:Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!,1.Weretryingtosavetheearth!trytodo=tryonesbesttodo努力去做某事Everystudentshouldtrytostudyhardinordertostudyinauniversity.为了进入大学学习，每个学生都应该努力学习。,2.Herearesomewordsrelatedtodifferentkindsofpollution.berelatedto与有关Iamnotrelatedtohiminanyway.我和他无任何关系。,3.Everyoneinthistownshouldplayapartincleaningitup!playapartin在方面起作用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HewasinvitedtoplayapartinthisTVplay.他被邀请参加这个电视剧的演出。,4.Thereareotheradvantagesofbikeriding.advantage作名词，意为“有利条件,优点,优势”，反义词为disadvantage。Hehadtheadvantageofagoodeducation.他具备受过良好教育的优势。Whatistheadvantageofusingnuclearpower?使用核能有何好处?,5.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。ThenewshirtcostMr.Wang200yuan.王先生花了200元买了新衬衫。Howmuchdoesthenewcomputercost?新电脑花了多少钱？,6.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!makeadifference(to)表示(对)产生影响或作用Doyouthinkhiswordswouldmakeanydifferencetothefinaldecision?你认为他的话会对最后的决定产生影响吗？,1.单项填空(1)Wemustdosomethingusefulto_pollution.A.cutoffB.cutupC.cutdownD.cutin(2)Smokingcan_lungcancer.Youdbetttergiveitup.A.workonB.leadtoC.takeawayD.putout,C,B,(3)-HowmuchisthetickettoCentralPark?-Aone-wayticket_$40,andyoucan_another$20foraround-trip.A.costs,payB.cost,spendC.pay,spendD.spends,pay(4)Thepooroldmanlivedinalittle_hut.A.woodB.woodenlyC.woodennessD.wooden,A,D,2.用所给词的适当形式填空(1)Weretrying_(save)theearth.(2)Thereusedto_(be)clea