BookUnitglobalwarmingreading解读学习教程.pptx

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1、Global warming/The warming of the earth.Listen to the text and find out the main topic of the article.Then lets watch a video.第1页/共21页第2页/共21页Read the text and answer the questions:1.Who wrote the magazine article?What is the name of the magazine?2.What are the names of the three scientists mentione

2、d in the article?3.What do they think about global warming?Do they agree with one another?4.What are the two graphs about?5.What is the main topic of the article?第3页/共21页Sophie Armstrong wrote the magazine article.The name of the magazine is“Earth care”.2.What are the names of the three scientists m

3、entioned in the article?They are Dr.Janice Foster,Charles Keeling and George Hambley.1.Who wrote the magazine article?What is the name of the magazine?第4页/共21页3.What do they think about global warming?Do they agree with one another?There are some very different attitudes among scientists towards thi

4、s issue.Some think the effects will be terrible,while some others believe that we should not worry about it.第5页/共21页4.What are the two graphs about?Graph 1 shows the temperature increase of one degree Fahrenheit between 1860 to 2000.Graph 2 shows the carbon dioxide content in the atmosphere from 195

5、7 to 1997.第6页/共21页Choose the best answers.1.Who found out the amount of carbon dioxide in the atmosphere from 1957 to 1997?A.Dr.Janice Foster.B.Charles Keeling.C.George Hambley.D.Sophie Armstrong.第7页/共21页2.The author probably agrees that _.A.actually global warming is good for manB.we should do noth

6、ing about the global warmingC.catastrophes will happen if the globe keeps on warmingD.a lot remains to be found out about the effects of global warming.第8页/共21页1.The temperature last century didnt increase much.2.Everyone believes that global warming is caused by the activities of humans.3.Janice Fo

7、ster believes that she can measure the future global rise in temperature.True or false 第9页/共21页4.The rise in carbon dioxide is causing a steady increase in global warming.5.George Hambley believes that global warming will do good rather than harm to the earth.6.It is clear what the effects of global

8、 warming will be.第10页/共21页How many parts can the text be divided into?Tips:Part 1(para _)Part 2(para _ to _)Part 3(para _ to _)Part 4(para _ to _)Reading III-detailed reading(8m)第11页/共21页Construction Part 1 Part 1(1)(1)Introduce a debate over the issue of global warming.Main idea of each part第12页/共2

9、1页Part 2Part 2(2-5)(2-5)How global warming comes about.Part 3Part 3(6)(6)List two different attitudes among scientists towards global warming.Part 4Part 4(7)(7)Its up to readers to think and decide whether people should do something about global warming or not.第13页/共21页The different ideas between Dr

10、.Janice Foster&George Hambley Dr.Janice FosterGeorge HambleyCarbon dioxide has caused the global temperature to _.An increase of five degrees would be a _ and could be _.More carbon dioxide is a _ thing,which makes crops _ and will en-courage _.go upcatastropheVery seriouspositiveproducea greater ra

11、nge of animalsReading V(4m)第14页/共21页True or false?(True or false?(P27 P27 )Reading Comprehension21.The temperature in the last century didnt seem to increase much.2.Everyone believes that global warming is caused by the activities of humans.3.Janice Foster believes she can measure the future global

12、rise in temperature.4.The rise in carbon dioxide is causing a steady increase in global warming.5.George Hambley believes that global warming will do good rather than harm to the earth.6.It is clear what the effects of global warming will be.第15页/共21页A:We shall do something about global warming.B:We

13、 shall do nothing about global warming.Debate第16页/共21页1.cause the sea level to rise2.severe storms3.floods4.droughts5.famines6.the spread of diseases7.disappearance of speciesPositive effects Negative effects 第17页/共21页1.cause the sea level to rise2.severe storms3.floods4.droughts5.famines6.the sprea

14、d of diseases7.disappearance of speciesPositive effects Negative effects 1.make plants grow quicker2.crops will produce more3.a greater range of animals4.make life better第18页/共21页 SummaryWe should do something about global warming.Because it could have many negative effects on the earth.With the temperature increasing,the polar ice caps eventually would melt,causing sea levels to rise by several meters.Coastal and low-lying cities would be submerged.Some scientists predict severe storms,droughts,famines,the spread of diseases and the destructions of species.第19页/共21页 第20页/共21页感谢您的观赏！第21页/共21页