高中英语 Unit22 Lesson 1 Reading课件 北师大版选修8 课件.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 22,Environmental Protection,北师大高中英语第八模块,Can we take the heat?,In this lesson,well be able to,1.understand some new words.2.understand the text and get the key,information.,3.talk about activities to protect the,environment with the expressions learned in the text,objectives,Earth is like a paradise(天堂)!,Earth is like a paradise(天堂)!,Earth is like a paradise(天堂)!,Earth is like a paradise(天堂)!,Earth is like a paradise(天堂)!,Earth is like a paradise(天堂)!,Earth is like a,paradise,（天堂）,so it attracts the people,from other planet.But after their visiting,they think,its more like a,hell,(,地狱,).,WHY？,Why do they think its more like a,hell,(,地狱,)?,Its all because of,GLOBAL,WARMING,WHO Is THE CULPRIT(,肇事者,)?,YOU,ME,HE,SHE,WE,are the ones causing It,At some places,it,Increased Temperature,Melting,Polar ice caps,Flood,At others,Drought,Dead fishes,hunger,DONT CRY,Its,NOT,too,LATE,ACT NOW!,Lets learn,how to stop global warming!,Which countries do you think,contribute more to,global warming?,A.developed countries,B.Developing countries,Why?,Word study,Scan the text for these following words and work out their meanings.,consensus,bounce,agriculture,coincidence,condemn,reservation,sacrifice,advocate,Scanning,1.In the last few decades,scientists have reached,consensus,and reported that human beings are causing changes in the earths climate,2.Without these naturally occurring gases,the suns rays would,bounce,back into space leaving the Earth cold and impossible to live on.,agreement,jump back,3.Given this data,it seems that the link between human activities and rising global temperatures is not merely a,coincidence.,4.if we continue to produce carbon dioxide and other gases in such huge quantities,we are,condemning,life on Earth,巧合,destroying,5.Some government,for example,the USAs federal government,express,reservations,about whether global warming is really caused by human activities.,6.Experts,advocated,that each person play their part to save the earth.,保留意见,put forward and support,Match the Key Words with their Chinese meanings.,1consensus,2.bounce,3.agriculture,4.coincidence,5.condemn,6.reservation,7.sacrifice,8.advocate,A.,反弹,B.,农业,C.,巧合,D.,一致的意见,E.,保护,F.,宣判死刑,G.,主张，提倡,H.,牺牲,Gist reading:Skim the text and match the heads with the paragraphs.,1.Draw readers attention to the topic by asking questions.,2.What should human beings do.,3.What is global warming.,4.Consequences of global warming.,5.What cause global warming,Para 1.,Para 2.,Para 3.,Para 4.,Para 5.,Careful reading(1),Para.1,Introduction,:Human beings are causing_ and it is believed that _ could be one of the biggest_ in the 21st century.,Para.2,Definition,:Global warming refers to_ in the Earths temperature that,in turn,_ climate change.,Para.3,Causes,:Many experts insist that the blame for this global warming can mostly_.,Para.4,Consequences,:If we continue to produce greenhouse gases_.There will be more_ such as,floodings,heat waves and droughts.,Para5,Action,:All governments have a responsibility to _ and each person should_.,Para.1,Introduction:Human beings are causing_ and it is believed that _ could be one of the biggest_ in the 21st century.,Para.2,Definition:Global warming refers to_ in the Earths temperature that,in turn,_ climate changechanges in the Earths climate,global warming,environmental problems,an average increase,lead to,Para.3,Causes:Many experts insist that the blame for this global warming can mostly_.,Para.4,Consequences:If we continue to produce greenhouse gases_.There will be more_ such as,floodings,heat waves and droughts.,Para.5,Action:All governments have a responsibility to _ and each person should_.,be pinned on human activities,in such huge quantities,disasters,reduce the amount of carbon dioxide,play their part,GAME TIME,Answer questions and get free gifts!Come on!,GO,What is global warming?,Global warming is an average increase in,the Earths atmosphere.,BACK,W,hat human activities are causing global warming?,Industry,agriculture,transportation,deforestation,and burning of fuels,are causing global warming,BACK,How can individuals help solve the problem of global warming?,As individuals we should play our part,we can make small changes like taking public transport,recycling,BACK,Are greenhouse gases necessary for life on Earth?,Yes,they are,because they trap heat in the,atmosphere of the earth.Other wise the Earth,would be cold and unsuitable for life.,BACK,T,here is nothing more we can do.the situation is now,.,the accident,she is now afraid of water.,T,he scientist,global warming at least three times in his speech.,T,he factory was producing greenhouse,gases,.,beyond our control,As a result of,referred to,in huge quantities,BACK,Fill in the blanks with phrases in the text.,English talk show,GLOBAL,WARMING,ACTRESS:,贾丹丹,肖梦,彭丽君,白青云,王盼丽,Character,：,The host,Scientist A,Scientist B,Scientist C,Scientist D,Homework,Read the text and do Ex5,6 on your handouts,