book6unit4reading公开课.pptx

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 4,Reading,澄海中学 陈纯,1/13,What do these pictures want to tell us?,global warming,The earth is becoming warmer,2/13,The Earth Is Becoming Warmer,-But Does It Matter?,The earth is becoming warmer.,Does it matter?,Para.2-5,Para.6,(two different attitudes),3/13,The purpose of the first paragraph is to _.,introduce the writer B.explain a change,C.introduce the topic D.raise a question,Why does the writer end up the last paragraph with two questions?,A.Because the writer wants to raise the question for the readers to think over.,B.Because the writer wants to appeal to the readers to prevent global warming.,C.Because the writer wants to arouse the readers curiosity.,D.Because the writer doesnt have any idea of global warming.,4/13,The structure of the text,Part I,Part II,Part III,Part IV,(para.1),(para.2-5),(para.6),(para.7),introduction,the cause,two attitudes,a question,5/13,Part II(para.2-5),Asking and Answering,What,How,When,Who,How many,6/13,Part II(para.2-5),1.,What,causes the increase of the earths temperature?,The burning of fossil fuels like coal,natural gas and oil causes the increase of the earths temperature.,2.,How,is the earth warmed?,The earth is warmed when small amounts of gases in the atmosphere,like carbon dioxide,methane and water vapor,trap heat from the sun.,7/13,3.,When,does the problem begin?,The problem begins when we add huge quantities of extra carbon dioxide into the atmosphere.,4.,Who,made accurate measurements of the amount of carbon dioxide in the atmosphere from 1957to 1997?,Charles Keeling.,5.,How,many,degrees Celsius will the temperature increase go,at most,over the next 100 years according to Dr Foster?,5 degrees Celsius.,8/13,Part III(para.6)two attitudes,scientist,opinion,possible,results,Dr Foster,George Hambley,a _,a _ thing,a rise of _,_ in the sea level,2.Severe _,_,_,famines,3.Spread of _,4.Disappearance of _,Plants will _,Crops will _,It will _ _of animals,catastrophe,several,metres,floods,storms,droughts,diseases,species,positive,grow quicker,produce more,encourage,a greater range,9/13,观点对比,Part I:,Part II:,Part III:,Part IV:,introduction,the cause,two different attitudes,a question,陈说现象/问题,分析原因,不一样态度,your opinion,个人观点,10/13,陈说现象/问题,There is no doubt that,分析原因,is due to,不一样观点,However,the attitudes of sb.towards sth are completely different.,On the one hand,sb think that,On the other hand,there are those who are opposed to this view and believe that,It is true/a fact that,The reason why is that,Opinions on the matter vary from person to person.,个人观点：,In my opinion,/From my point of view,As far as I am concerned,观点对比,11/13,Discussion,Topic 1:,Should students take mobile phones to school?,Topic 2:,Whether students do part-time jobs is good or bad?,Topic 3:,Is raising pets a good thing or a bad thing?,Topic 4:,Should the western festivals be celebrated in China?,12/13,Homework,Write a short passage about the topic youve chosen.(120words),13/13,