九年级英语上册 Module 12 Save our world Unit 3 Language in use课件 （新版）外研版.ppt

unit3languageinuse module12saveourworld languagepractice reusemeans useagain thoughpollutionisheavynow idon tthinkit shopeless 1 makenewwords jointhepartsofwordsinboxawiththewordsinboxb youneedtousesomeofthepartsmorethanonce a able fulim lessre un bcare collect hope possible use usual wantedwaste careful careless collectable hopeful hopeless impossible unused reused unusual unwanted wasteful nowworkingroups playtheguessinggameenglishforfun englishforfun 1 fullofcare 2 canbecollected 3 fullofhope 4 withoutanyhope careful collectable hopeful hopeless 5 notpossible 6 notusual 7 withoutanyuse 8 useagain 9 notwanted 10 makingalotofwaste impossible unusual unused reused wasteful unwanted sometimesifyouknowthemeaningofthepartsofaword youcanworkoutthemeaningofthewholeword re new able re again able canberenewable canbenewagain learningtolearn 2 completethesentenceswiththewordsinthebox hopefulimpossiblereuseunhealthywasteful 1 pollutedwateris 2 itis tothrowsomuchfoodaway unhealthy wasteful 3 ifyoulookafterthingswell youmay someofthemlater 4 itis tocleanupthewholeriverinsuchashorttime 5 ifwepayattentiontopollutionnow thefuturewillbe reused impossible hopeful 3 completethetable hope hopeful hopeless pollute polluted water waste wasteful wastefully usual 4 completethesentenceswiththecorrectformofthewordsinactivity3 shewas thathernewjobwouldmakehermoresuccessful hopefully 1 thefactory theriver andthefishdied 2 weoftenwalkinthecountryside itisa n activityforus polluted usual 3 donotusesomuchwater itisvery 4 tokeeptheflowersgrowing youneedto themonceaday wasteful water 5 completethesentences a isaboxthatyoukeepyourlunchin 1 a isacardthatyouwriteononesideofandsendtosomeonebypost lunchbox postcard 2 a isaroomwhereyouhaveclassesataschool 3 a isabookthathasoneormorestoriesforchildren 4 a isablackboardthatisusedatschoolforwritingonwithchalk classroom storybook blackboard wasinvented themanwhoinventeditwasdaguerre alsofrench hetookapictureofhisreadingroom inhispicture youcouldseeeverythingveryclearly eventhesmallestthings 6 workinpairs lookatthepictureandanswerthequestions whatkindsofthingscanberecycled howcanthesethingsbereused paper plastic manypaperandplasticthingscanbeusedmorethanonetime orwecanchangethesethingsintodecorationsmadebyus 3 howdoesthishelptheenvironment wedon tneedtocutdownmoretreestomakepaperifwereusepapers 4 haveyoueverrecycledorusedthingsthatcanberecycled how ieverrecycledtousepapercup ijustusethemtomakesomesmalldecorationssuchaspencontainer 7 completetheconversationwiththecorrectformoftheexpressionsinthebox begoodforthrowawayturnoffworryabout mike ihearyouareofftothecaribbeanforaholiday luckyyou butaren tyou 1 thepollution worryabout thatsuchlongplanejourneysmaycausefortheenvironment ken iknow butwhatcanidoaboutit i vealreadytriedmybesttoprotecttheenvironment irecycle idon t 2 thingsifidon twantthemanymore i 3 thelightswhenileavearoom don ttellmeishouldn ttravelbyplaneanymore throwaway turnoff mike no ofcoursenot butwecandomoretoprotecttheenvironment forexample wecanhelpkeeptheaircleanbyplantingtrees trees 4 theenvironment inthisway wecanreducetheharmofpollution ken good soicanenjoymyholiday andwhenicomeback i llplantsometrees aregoodfor mike that stheidea maybewecanalljoininandstartasmallforest 8 listenandcheck thetruesentences itisoktothrowusedthingsaway lookingafterthemtakesalotoftime 2 donotthrowawaythingsmadeofglass plasticandpaper butrecyclethemwhenpossible 3 takeabagwhenyougoshopping 4 producingelectricityandusingoilwillnotcausepollution 5 turnoffthelightwhenyoudonotneedthem 6 rideabikeorwalk anddonotoftendriveyourcar 9 listenagainandcompletethetable glass plasticandpaper recycle takeabag arehardto reuse pollutiontoearth waterandelseinmanydifferentways reducepollution wasteelectricity walkorcycling earthhour earthhourisheldtowardtheendofmarcheachyear duringearthhour peopleallacrosstheworldswitchoffthelightstheydo notneed theydothistoshowtheirawarenessofclimatechange thefirstearthhourwasheldin1977insydney wheremorethan2 2millionpeopleswitchedofftheirlights today moreandmorecities aretakingpartintheevent suchasbeijing london romeandnewyork andlandmarksliketheempirestatebuildingandthegoldengatebridgewillgodark moduletask discussingwhatyoucandoaboutpollution 10 workingroups decidewhatkindofpollutionyouwanttotalkabout chooseasubjectthatyoucareaboutthemost itcouldbewaterpollution airpollution etc findoutmoreinformationaboutyoursubject lookituponawebsiteorinabook 11 discussyoursubject taketurnstosaywhatyouthinkabouttheproblemandwhatcanbedone listentowhatotherssay ifyouagreewithwhattheyhavesaid say iagree that strue or that sagoodpoint ifyoudonotagreewithwhatsomeonesays say i msorry butidon tagree ithinkthat 12 presentyourgroup sideastothewholeclass yes iagreewithyouthatairpollutionisoneofthemostseriousproblems agreatdealofenergyisneededtorunthefactoriesofmodernindustrialnations automobile trains planesand possibleanswer bussesneedenergy too nearlyallofthisenergyisproducedbyburningfuels theburningproduceswastes someofwhichremainintheair causingairpollution scientistsarefindingwaystostopairpollutionespeciallyinbigindustrialareasanddensely populatedcities theyarestudyingnewwaysofgeneratingelectricitythatmaybelessdamagingtotheenvironment atthesametime manypowerplantsarebeingmodernizedtogiveofflesspollutedmaterial also engineerstrytodesignandlocatenewpowerplantstodominimumdamagetotheenvironment however itmaybe