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,*,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,精品课件,*,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,*,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,*,*,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,*,高中英语课件,（金戈铁骑 整理制作,）,高中英语课件（金戈铁骑 整理制作）,高中英语 高二 选修六,人教课标版,Unit 4,Global Warming,高中英语 高二 选修六 人教课标版,Unit 4 Reading,Global Warming,welcome,Unit 4 Readingwelcome,Watch a video and think about it carefully what it is mainly talking about?,课文视频超链接,Watch a video and think about,What is it mainly talking about?,Global warming,What is it mainly talking abou,The Earth is Becoming Warmer,-But Does It Matter?,地球在变暖,要不要紧？,Reading,The Earth is Becoming WarmerRe,Scanning,Who explores the questions in our text?,Three scientists appear in our passage,who are they?,What are the two graphs about?,Main ideas of each paragragh,Scanning Who explores t,Scanning,Who,：,_,Three scientists:,_,_,Sophie Armstrong,Dr Janice Foster;,Charles Keeling;,George Hambley;,Scanning Who：_,What are the two graphs about?,Graph 1 shows the,_(,温度差异,),from 1860 to 2000.,Graph 2 shows the_ in the atmosphere from 1957 to 1997.,Graph 1:,Graph 2:,temperature difference,carbon dioxide content(,二氧化碳 含量,),What are the two graphs about?,Paragraph 1,Paragraphs 2&5,Paragraph 6,Part1,Part2,Part4,Main ideas of text parts,Part3,Paragraph 7,How_,Two different opinions about global warming.,The earth is becoming warmer.,Should we do anything?,does global warming,come about?,Tip:To get the main idea quickly,to read the first or,the,last sentence of each paragraph.,Paragraph 1Paragraphs 2&5Parag,Careful Reading,Careful Reading,Paragraph 1,Part1,To give a brief introduction of the writer.,B.To introduce the topic:global warming.,C.To tell the readers what global warming is.,D.to tell how global warming has come about.,What is the purpose of the writer in the first paragraph?,Paragraph 1Part1To give a brie,How has global warming,come about(,产生,),?,1.,From the aspect(,角度,)of Human activity,2.From the atmosphere natural content,（成分,）,Paragraph 2 to5,Greenhouse gases,Due to the burning of_,fossil fuels,How has global warming come ab,carbon,dioxide,Fossil Fuel(,矿物燃料,),coal,oil,gas,global warming,produce,二氧化碳,carbon dioxideFossil Fuel(矿物燃料,What do the scientists think about global warming?Do they agree with one another?,Diffferent scientists have quite different attitudes towards this issue.,Paragraph 6,Listen to the tape,and fill in the blanks,What do the scientists think a,精品课件,The different ideas between Dr.Janice Foster&George Hambley,atastrophe,serious,positive,produce,a greater range of,make,better,精品课件The different ideas betwee,Consideration for last part,If the writer continues to keep on writing the passage,what maybe is the topic?,A.the importance of global warming,B.the effects of global warming,C.the difficulty of stopping global warming,D.the ways of stopping global warming.,Consideration for last part A.,Post Reading,Post Reading,WHAT CAN WE DO ABOUT,GLOBAL WARMING?,28,Summary,28Summary,From the content we know global warming is becoming more and more serious.Work in groups to discuss what we can do about it?,Group work,Discussion,From the content we know globa,WHAT CAN WE DO ABOUT,GLOBAL WARMING?,Show time,Show time,assignment,Level 1.to r,ead the text again,and try to retell it.,Level 2.to find out the difficult sentences in the passage,Prepare the debate in groups about,we should do nothing about global warming,.,Level 3.to write passage about,WHAT CAN WE DO ABOUT,GLOBAL WARMING.,assignmentLevel 1.to read the,Thank You,Thank You,Goodbye!,Goodbye!,