外研版(新标准)九年级上Module12-Unit2精(共50张)ppt课件

九年级上册,12,Saveourworld,Module,Unit2Repeatthesethreewordsdaily:reduce,reuseandrecycle.,1.atagreenschool在环保学校2.collectwaste收集废品3.sellthewaste卖废弃物4.inpoorareas在贫穷地区5.learnwaysto学习的方法,6.Savemoneyandrecycle节约钱并回收7.starttodosomething开始做些某事,Revision,Thebeautifulearthisourhome.Doyoulovetolivehere?,Warmup,Greenenvironment,Canyouimaginethatthisisthewatertheydrinkeveryday?,Waterpollution,Airpollution,Woodcutting,garbage,deforestation,desertification,starvation,mostseriousproblems,ItsbetterforpeopletobuylocalproductsthanproductsfromabroadbecauseitwastesenergytobringforeignproductstoChina.,localproducts,productsfromabroad,Lookatthepictures.Saywhichthingsarebetterfortheenvironmentandwhy.,Reduce,chinacuplunchbox,papercuppaperbox,Itsbettertouseareusableboxandchinacupinsteadofpaperboxandcupbecausetheycanbeusedagain.Papercupscanonlybeusedonceandhavetobethrownaway.,Reuse,recycle,Itsmuchbettertorecycleusedthingsthantoburnthem.Inthisway,wecanuselessenergy;also,burningpollutestheair.,burn,Recycle,瓷器n.,policy,再次使用；重复利用v.,bottle,瓶n.,plastic,塑料n.塑料的adj.,divide,分开v.,/ri:ju:z/,/btl/,/tan/,Newwordsandexpressions,china,/dvad/,/plstk/,政策；方针n.,/pls/,reuse,丢掉；丢弃,cloth,吨n.,tonsof,许多；很多,reduce,减少；降低；缩小v.,repeat,重说；重新做v.,/tn/,throwaway,/rpi:t/,/rdju:s/,布；布料n.,/kl/,ton,橡胶n.,step,(外)孙子n.,granddaughter,(外)孙女n.,rapid,快速的；迅速的adj.,recycling,回收利用n.,/grnsn/,rubber,/ri:sakl/,/rpd/,步骤；措施n.,/step/,grandson,/rb/,/grnd:t/,china瓷器,plastic塑料,bottle瓶,throwaway丢掉；丢弃,cloth布；布料,Lookatthepicturesonthenextpage.Saywhichwaysaregoodfortheenvironmentandwhy.,Readingandvocabulary,Itsbettertouseareusablebowlandchinacupinsteadofpaperboxandcupbecausetheycanbeusedagain.Papercupscanonlybeusedonceandhavetobethrownaway.,Itsbettertodividetherubbish,ratherthanthrowthemintoriverbecauseitmaypollutetheenvironmentanddoharmtoourhealth.,2.Lookatthetitleofthepassage.Whatsuggestionsdoyouthinkthepassagewillmake?Usethewordsintheboxtohelpyou.,china,divide,necessary,plastic,policy,reuse,Itisbettertousechinacupsandbowlsbecausetheycanbeusedmanytimes.,Itsbettertouseaplasticlunchboxandachinacupbecauseyoucanusethemagain.,Watchandread,3.Readthepassageandanswerthequestionsinthefirstpart.,Howtobegreen,ByWangLingling,Howgreenareyou?Answerthesequestionsandfindout.Doyouwalkorrideabiketoschool?Doyoubuynewclothesjustbecausetheyaremodern?Doyouturnoffthelightswhenyouleavetheroom?,Doyoutakeyourownbagwhenshoppingandnotaskforaplasticbag?Doyoubuydrinksinbottles?Andwhatdoyoudowiththebottleswhentheyareempty?Doyoudividethewasteintothingstorecycleandthingstothrowaway?Weallneedahealthyenvironment,butweproducewasteeveryday,anditisharmfultoourenvironment.Repeatthesethreewordsdaily:reduce,reuseandrecycle.,ReduceReducemeans“useless”.Donotwastethings.Itsavesmoneyandcauseslesspollution.Donotordermorefoodthanyoucanfinish.Turnoffthelightswhenyoudonotneedthem.Beforeyoubuysomethingnew,thinkwhetheritisreallynecessary,becausemaybetheoldoneisjustasgood!ReuseReusemeans“useagain”.Usethingsforaslongaspossible.Lookafterthemsothattheywilllast.Repairthemifpossible.Do,Notthrowthemawayandbuynewones.Donotuseapapercuporpaperbags.Itisbettertousechinacupsandclothbagsbecausetheycanbeusedmanytimes.RecycleRecyclemeans“changethingsintosomethingelsetobereused”.Althoughittakesenergytochangethingsintosomethingelse,itisbetterthanthrowingthingsawayorburningthem.Wethrowtonsofrubbishawayeachyear,andwehavetostop.Divideyourrubbish,intoplastic,glass,paperandrubber.Developarecyclingpolicyforthewholecommunity.Buyproductssuchasrecycledpapertohelpsavetrees.Wecannothopeforrapidchange,butletstakethesesimplestepstodaysothatwewillsavetheworldforourgrandsonsandgranddaughterstomorrow.,Languagepoints,1.Doyoudividethewasteintothingstorecycleandthingstothrowaway?你将废品整理回收或者扔掉呢？,(1).divide分开，分离Itwillbetheeasiestwayifwedividethemintogroups.如果我们将它分成小组将是最简单的,拓展：1).divideinhalf把分成两份。,(2).throwaway丢掉丢弃Whenareyougoingtothrowawaythosemagazines?你打算什么时候丢掉这些就杂志？,Dividethepastryinhalfandrollouteachpiece.那油酥面团一分为二，再分别擀成面皮,2).dividebetween/amongsb.在之间分配Letsdividethecakebetween/amongus.我们把这块蛋糕分了吃吧。,2.butweproducewasteeveryday.但是我们每天生产垃圾。,everyday(adj.)每天的，每日的everyday(adv.)在句中作状语Computersarepartofoureverydaylife.现在电脑已经是日常生活的一部分了。ShereadsEnglishaloudeveryday.她每天都大声朗读英语。,3.reduce(1).减少;缩小;降低Heistryingtoreduceexpenses.他正试图减少开支。(2).使处于(某种状态);使化为,使变为(+to)Thefirereducedthepaintingstoashes.大火将这些画烧成了灰烬。,4.anditisharmfultoourenvironment.对我们的环境有害。,beharmfulto对有害Fruitjuicescanbeharmfultochildrensteeth.果汁可能损坏儿童的牙齿。,拓展：doharmto对有害Thetrialsshowthatsmokingwilldoharmtopeople.试验显示抽烟对人体有害。,dogoodto对有好处Exercisewilldogoodtoyourhealth.锻炼将对你的健康有益。,5.Beforeyoubuysomethingnew,thinkwhetheritisreallynecessary.在你买新东西以前，先想一下它是否有用。,necessarya.(1).必要的,必需的(+for/to)Oxygenisnecessaryforlife.氧气是生命所必需的。(2).必然的,无法避免的Poorhealthisanecessaryresultofover-exertion.体弱是过度劳累的必然结果。,6.Usethingsforaslongaspossible.尽可能长时间去使用这些东西。,asas和一样Flowersareasbeautifulasbutterflies.花儿和蝴蝶一样漂亮。benotsoas和不一样Heisnotsotallashisbrother.他不像他哥哥那么高大。,7.Recyclemeans“changethingsintosomethingelsetobereused”.把东西转换成其他可以使用的东西,changeinto把.变成Theyarechangingdesertintofarmland.他们正在使沙漠变为农田。Theuglycaterpillarwillchangeintoabeautifulbutterfly.丑陋的毛虫会变成美丽的蝴蝶。,8.takeenergy消耗能量Runningeverydaytakesenergyofyourbodysoyoucanstayslim.每天跑步消耗身体的能量，所以你就能保持苗条。,9.bebetterthandoing比好Recyclingisbetterthanthrowingthingsaway.回收物品比扔掉好。,10.butletstakethesesimplestepstoday今天就让我们从简单的措施开始吧,takesteptodosth.采取措施做某事Theyaretakingsteptoimprovetheirteachingcondition.他们正采取措施以改善教学条件.Hesayshewilltakesteptotightenuptheadministration.他说他将采取措施加强行政管理。,4.Check()thesuggestionsthatarementionedinthepassage.,1.Orderfoodthatyoucanfinish.2.Uselesselectricityathome.3.Learnwaystorecyclerubbish.4.Usepapercupsandbags.5.Repairthings.6.Dividerubbishintodifferentgroups.7.Collectwasteorrubbishtoraisemoney.8.Burnthingstosaveenergy.,5.Findtwothingsyoushoulddoandtwothingsyoushouldnotdointhepassage.Givereasons.Useyouranswerstowritesentences.,Weshouldrecyclerubbishbecauseitcanhelpusprotecttheenvironment.,Weshouldntbuythelatestfashionbecauseitwasteenergytomakethem.Weshouldnotburnthingsbecauseitpollutesourairandcostsenergy.Weshoulduselesspapercupsandbagsbecauseitdoesharmtotheenvironment.,6.Completethepassagewiththecorrectformofthewordsinthebox.,divide,granddaughter,plastic,policy,rapid,recycle,repeat,step,ton,Wethrowaway(1)_ofrubbisheveryyear.Ifwewantacleanworldforourgrandsonsand(2)_,wehavetoreduce,reuseand(3)_.(4)_thesethreewordseveryday.Thefirst(5)_istouseless.,tons,granddaughters,Repeat,recycle,step,ThesecondistousethingsaslongaspossibleThen(6)_yourrubbishinto(7)_,paper,rubberandglass.Finally,drawuparecycling(8)_foryourcommunity.Wecannothopefor(9)_change,buteverylittlebithelps!,divide,plastic,policy,rapid,Writing,7.Workinpairs.Makealistofthingsyoucandotomakeyourschoolgreener.,Dontthrowbottlesaway.,Dontthrowglassbottles,newspaper,oldclothes,drinkcans,oldelectricequipmentsaway.,8.Writeapassageonhowtomakeyourschoolgreenerandgivereasons.U