八年级英语下册 Unit 8 A green world课件1 （新版）牛津版.ppt

Unit8Agreenworld 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 takeashower e g Wecansavewaterbytakingshortershowers Theclass1 Grade8studentsaretalkingaboutwaystoliveagreenlife Lookatthepicturesbelowandmatchthemwiththecorrectsentences Agreenlife a Wecanreduceairpollutionbyridingbicycles b Wecansavewaterbytakingshortershowers c Wecansaveenergybyturningoffthelightswhenweleavearoom d Wecanprotecttheenvironmentbyrecyclingwaste Wecanridebicycles Wecantakeshortershowers Wecanturnoffthelights Wecanrecyclewaste toreduceairpollution tosavewater tosaveenergy toprotecttheenvironment Listenandanswer 1 HowdidKittygotoschoolinthepast 2 Whataboutnow 3 WhatdoesMilliethinksheshoulddotoliveagreenlife Herfatherusedtodrivehertoschool Theytaketheundergroundnow Shethinksit swiseforpeopletochoosepublictransportandridebicycles 4 WhataboutDaniel 5 WhataboutSandy Hethinkswecantakeshortershowerstosavewater Shethinksweshouldremembertoturnoffthelightswhenweleavearoom Workinpairsandusetheconversationasamodel Oneplaystheroleof Mr Wu othersareKitty Millie DanielandSandy Threeminutesisenough Actouttheconversation Listenandanswer 1 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 Languagepoints 2 Wecanprotecttheenvironmentbyrecyclingthings 我们可以通过回收利用东西来保护环境 Wecansaveenergybyturningoffthelights 我们可以通过关灯来节约能源 bydoing 表示通过做某事 by后接人 用于被动语态 Theoperationsaredonebyvolunteerdoctors 3 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 其后接动词原形 e g Theyusedtospendmoneyonclothes 他们过去常常用在衣服上 4 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 此句型可以转换成Todosth is adj e g ItisveryimportantforstudentstolearnEnglishwell 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 wrongbad等 用来对人的性格 品质等进行说明 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 airpollutionbyridingbicycles 3 Heis 挖洞 inthegarden 4 Wecan 回收利用 oldthings 5 Itis 明智的 ofyoutotakeamap serious reduce digging recycle wise Exercises Homework Readthetextbookandlearnthenewwordsandphrasesbyheart