Let’sreadthesewords.dig/dig/vt.&vi.挖(洞，沟)diggingserious/'siəriəs/adj.认真的，严肃的*breadfruitn.面包果*reduce/ri'dju:s/vt.&vi.减少，降低turnoff关上(开关)*recycle/ri:'saikl/ˌvt.回收利用，循环利用cause/k:ͻz/vt.导致;造成wise/waiz/adj.明智的，充满智慧的Whatdidtheworldusetobe?Itusedtobeagreenworld.Whatistheworldlikenow?Thereismuchairpollutionandwaste.Howcanweliveagreenlife?reducev.减少，降低e.g.Wecanreduceairpollutionbyridingbicycle.Let’slearnsomewaystoliveagreenlife.turnoff关上（开关）e.g.Wecansaveenergybyturningoffthelightswhenweleave.recyclev.回收利用，循环利用e.g.Wecanprotecttheenvironmentbyrecyclingthings.causev.导致；造成e.g.Carelessdrivingcausestrafficaccident.粗心驾驶导致了交通事故。takeashowere.g.Wecansavewaterbytakingshortershowers.缩短洗澡/淋浴时间Theclass1,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.Readandanswer1.WhatisHobogoingtodo?2.Willmoretreesbeplantedthisyear?3.WhatdoesEddielikedoing?4.WhatwillEddieplant?Heisgoingtoplanttrees.Yes.Treesaregoodforus.Helikesdigginginthegarden.Hewillplantbreadfruittrees.1.Willmoretreesbeplantedthisyear?今年更多的树将会被种植吗？句中willbeplanted意思是“将会被种植”，是一般将来时的被动语态。e.g.Thepandawillbesenttothezootomorrow.这只大熊猫明天将被送到动物园。Theroom________(clean)nextweek.willbecleaned2.Wecanprotecttheenvironmentbyrecyclingthings.我们可以通过回收利用东西来保护环境。Wecansaveenergybyturni...
