【文档说明】《Unit 8 A green world Welcome to the unit》教学课件4-八年级下册英语【牛津译林版】.ppt，共(36)页，1.570 MB，由小喜鸽上传

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Didyouknowthatallaroundtheworld,3to6billiontreesarecutdowneachyear?Haveyoueverplantedatree?digvt.&vi.挖(洞，沟等)seriousadj.认真的，严肃的breadfruit

n.面包果reducevt.&vi.减少，降低e.g.Wecanreduceairpollutionbyridingbicycles.turnoff关上（开关）e.g.Wecansaveenergybyturn

ingoffthelightswhenweleave.recyclevt.回收利用，循环利用e.g.Wecanprotecttheenvironmentbyrecyclingthings.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。takeashowere.g.Wecansavewaterbytakingshortershower.Listenand

answer1.WhatisHobogoingtodo?2.Willmoretreesbeplantedthisyear?3.WhatdoesEddielikedoing?4.WhatwillEddieplant?Heisgoingtoplanttrees.Yes.Treesaregoodfor

us.Helikesdigginginthegarden.Hewillplantbreadfruittrees.Theclass1,Grade8studentsaretalkingaboutwaystoliv

eagreenlife.Lookatthepicturesbelowandmatchthemwiththecorrectsentences.a.Wecanreduceairpollutionbyridingbicycles.b.Wecansavewaterbytakingshortersho

wers.c.Wecansaveenergybyturningoffthelightswhenweleavearoom.d.Wecanprotecttheenvironmentbyrecyclingwaste.Listenandanswer1.HowdidKittygotoscho

olinthepast?2.Whataboutnow?3.WhatdoesMilliethinksheshoulddotoliveagreenlife?Herfatherusedtodrivehertoschool.Theytaketheundergroundnow.Shethi

nksit’swiseforpeopletochoosepublictransportandridebicycles.4.WhataboutDaniel?5.WhataboutSandy?Hethinkswecantakeshortershowerst

osavewater.Shethinksweshouldremembertoturnoffthelightswhenweleavearoom.Readtheconversationaftertherecorder.Workingroupsandtalkabouttheways

toliveagreenlife.A:Whatshouldwedotoliveagreenlife?B:Ithink….C:Ithink….D:Ithink….1.Whatareyougoingtodo?

你打算做什么？句中begoingtodosth.意思是“打算、计划做某事”。e.g.IamgoingtoplanttreesthisSunday.我打算这个星期天去植树。Heisgoingtoseeafilmnextweekend.他打算下

个周末去看电影。2.Willmoretreesbeplantedthisyear?今年更多的树将会被种植吗？句中willbeplanted意思是“将会被种植”，“willbe+动词的过去分词”是一般将来时的被动语态。e.g.Thepandawil

lbesenttothezootomorrow.这只大熊猫明天将被送到动物园。将下列句子改为被动语态。1)Hisfatherwillmendhisbike.__________________________________2)Johndidn’tfinishthehomework.____

______________________________3)DidMikewatchthenewmovieyesterday?_____________________________________________________________

_______Hisbikewillbemendedbyhisfather.ThehomeworkwasnotfinishedbyJohn.WasthenewmoviewatchedbyMikeyesterday?4)Arethestudentsgoingtoplantt

reestomorrow?__________________________________________________________________Aretreesgoingtobeplant

edbythestudentstomorrow?3.Wecanreduceairpollutionbyridingbicycle.我们可以通过骑自行车来减少空气污染。句中reduceairpollution意思是“减少空气污染”，“b

ydoingsth.”意思是“通过做某事”。e.g.Wecanprotecttheenvironmentbyrecyclingthings.我们可以通过回收利用东西来保护环境。Wecansaveenergybyturningofftheligh

ts.我们可以通过关灯来节约能源。4.Mydadusedtodrivemetoschool.我爸爸过去常常开车送我去学校。句中usedtodosth.意思是“过去常常做某事”。usedto表示过去的习惯动作或状态，它可以用于各种人称，其后接

动词原形。e.g.Theyusedtoplayfootballontheplayground.他们过去常常在操场上踢足球。“drivesb.+地点副词/to+地点名词”意为“驾车送某人去某地”。drivetosp.=gotosp.bycar意思是“开车去某地”。e.g.Canyoudr

ivemetothetrainstation?你可以开车把我送到火车站吗？Myfriendsoftendrivetowork.=Myfriendsoftengotoworkbycar.我的朋友们经常开车去上班

。5.It’swiseforpeopletochoosepublictransportorridebicycles.对人们来说选择公共交通或骑自行车是明智的。Itis+adj.+forsb.+todosth.

意思是“对某人来说做什么事情怎么样”。常用于此句型的形容词有important,difficult,dangerous,necessary,useful,possible等，用来对todosth.进行说明，此句型可以转换成Todosth.is+adj.。e.g.Itisveryi

mportantforstudentstolearnEnglishwell.对学生们来说学好英语是很重要的。Itis+adj.+of+sb.+todosth.，常用于此句型的形容词有good,kind,nice,clever,wise等，用来对sb.的性

格、品质等进行说明，将这个句型中的sb.和adj.提出来可以造句为sb.+be+adj.。e.g.你这样说真是太好了。It’sverykindofyoutosayso.根据汉语提示写单词。1.Ishe________(严肃的)?2.Wecan________(减少)air

pollutionbyridingbicycles.3.Heis________(挖洞)inthegarden.4.Wecan________(回收利用)oldthings.5.Itis____(明智的)ofyoutotakeamap.seriousreducediggingr

ecyclewise1.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plantbreadfruittreesbegoodf

or…reduceairpollutionbeserious8.节约水/能源9.引起严重的空气污染savewater/energycauseseriousairpollutionReadthetextbookandlearnthenew

wordsandphrasesbyheart.