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1.Didyouknowthataroundtheworld,3to6billiontreesarecutdowneachyear?2.Haveyoueverplantedatree?digvt.&vi.挖(洞，沟等)seriousadj.认真的，严肃的breadfruitn.面包果wiseadj.明智的，充满智慧的e.g.Theprofessorisverywise.这名教授充满智慧。causevt.导致；造成e.g.Humanpollutioncausesglobalwarming.人为污染导致全球变暖。whitepollutionairpollutionwaterpollutionnoisepollutionThereistoomuchpollutionaroundus.weshouldliveagreenlifeHowtoliveagreenlifeturnoffthelightsWecansaveenergybyturningoffthelightswhenweleavearoom.recyclewasteWecanprotecttheenvironmentbyrecyclingwaste.waste:plasticbottles;….recyclevt.回收利用，循环利用Whatcanberecycled?Howtorecycle?Wecanreduceairpollutionbyridingbicycles.reducevt.&vi.减少，降低Wecansavewaterbytakingshortershowers.takeashowerTheclass1,Grade8studentsaretalkingaboutwaystoliveagreenlife.Lookatthepicturesbelowandmatchthemwiththecorrectsentences.a.Wecanreduceairpollutionbyridingbicycles.b.Wecansavewaterbytakingshortershowers.c.Wecansaveenergybyturningoffthelightswhenweleavearoom.d.Wecanprotecttheenvironmentbyrecyclingwaste.Listenandanswer1.HowdidKittygotoschoolinthepast?2.Whataboutnow?3.WhatdoesMilliethinksheshoulddotoliveagreenlife?Herfatherusedtodrivehertoschool.Theytaketheundergroundnow.Shethinksit’swiseforpeopletochoosepublictransportandridebicycles.4.WhataboutDaniel?5.WhataboutSandy?Hethinkswecantakeshortershowerstosavewater.Shethinksweshouldremembertoturnoffthelightswhenweleavearoom.Readtheconversationaftertherecorder.Workingroupsandtalkaboutthewaystoliveagreenlife.A:Whatshouldwedotoliveagreenlife?B:Ithink….C:Ithink….D:Ithink….A:Whatshouldwedotoliveagreenlife?B:Ithinkwecan….A:Whatshouldwedotoliveagreenlife?B:Ithinkwecan….A:Whatshouldwedotoliveagreenlife?B:Ithinkwecanusefewer….papercupsplasticbagsA:Whatshouldwedotoliveagreenlife?B:Ithinkwecan….usebothsidesofpaperA:Whatshouldwedotoliveagreenlife?B:IthinkweshouldsayNoto….throwawaychopsticksListenandanswer1.WhatisHobogoingtodo?2.Willmoretreesbeplantedthisyear?3.WhatdoesEddielikedoing?4.WhatwillEddieplant?Heisgoingtoplanttrees.Yes.Treesaregoodforus.Helikesdigginginthegarden.Hewillplantbreadfruittrees.根据汉语提示写单词。1.Ishe________(严肃的)?2.Wecan________(减少)airpollutionbyridingbicycles.3.Heis________(挖洞)inthegarden.4.Wecan________(回收利用)oldthings.5.Itis____(明智的)ofyoutotakeamap.seriousreducediggingrecyclewise1.打算、计划做某事2.植更多的树3.在花园里挖沟begoingtodosth.plantmoretreesdiginthegarden4.种植水果面包树5.对…...有好处6.减少空气污染7.严重的，严肃的plantbreadfruittreesbegoodfor…reduceairpollutionbeserious8.节约水/能源9.引起严重的空气污染savewater/energycauseseriousairpollutionReadthetextbookandlearnthenewwordsandphrasesbyheart.