高中英语Unit 4 Global warmingreading课件 新课标 人教 必修6

1、2021/8/11 星期三1ReadingThe Earth Is Becoming Warmer But Does It Matter?2021/8/11 星期三2Fast Reading1.Glance at the text and answer the question.2021/8/11 星期三3It has a title, a first paragraph that runs across the page and is in bold, the main text in two columns, graphs/diagrams, two quotes.What is the

2、structure of a magazine like this and how is the text organized? 2021/8/11 星期三4Fast Reading2.Read the text fast and answer the questions on page 272021/8/11 星期三5Sophie Armstrong wrote the magazine article. The name of the magazine is “Earth care”.2.What are the names of the three scientists mentione

3、d in the article?They are Dr.Janice Foster,Charles Keeling and George Hambley.1.Who write the magazine article? What is the name of the magazine?2021/8/11 星期三63.What do they think about global warming? Do they agree with one another?They dont agree with each other.Some think the effects will be terr

4、ible, while some others believe that we should not worry about it. Dr.Janice Foster thinks the effects of global warming could be very serious.George Hambley thinks global warming will be mild with few bad environment consequences.2021/8/11 星期三74.What are the two graphs about?Graph 1 shows the tempe

5、rature increase of one degree Fahrenheit between 1860 to 2000.5.What is the main topic of the article?Global warming / The warming of the earth.Graph 2 is about the carbon dioxide content in the atmosphere from 1957 to 1997.2021/8/11 星期三82.Choices1. Who found out the amount of carbon dioxide in the

6、atmosphere from 1957 to 1977?A. Dr. Janice Foster. B. Charles Keeling.C. George Hambley. D. Sophie Armstrong.2021/8/11 星期三92. But there are some very different attitudes among scientists towards this issue.”“issue here means the same as the one in_ .A. I bought the new stamp the day of its issue. B.

7、 They are talking about one of the key issues in the election campaign.C. The government is expected to issue a statement about the election.D. The magazine has 12 issues each year.2021/8/11 星期三103. The author probably agrees that _A. actually global warming is good for man.B. we should do nothing a

8、bout the global warming.C. catastrophes will happen if the globe keeps on warming.D. a lot remains to be found out about the effects of global warming.2021/8/11 星期三113.Yes or no?1.Does Sophie Armstrong support a clear opinion?2.Does George Hambley believe that we should worry much about the global w

9、arming?No. he doesnt state it clearly.No, he doesnt.2021/8/11 星期三12True or falseRead the article carefully and finish Part 2 on page 272021/8/11 星期三131.The temperature last century didnt increase much.2.Everyone believes that global warming is caused by the activities of humans.3.Janice Foster belie

10、ves that global warming is caused by burning fossil fuels.4.Natural gas is a greenhouse gas.5.Carbon dioxide is a byproduct of burning fossil fuels. F F T F T2021/8/11 星期三146.People accept Charles Keelings data because he took accurate measurements.7.Flooding could be one of the effects of future gl

11、obal warming.8.George Hambley believes scientists are just guessing about the effects of global warming.9.George Hambley is worried about the effects of carbon dioxide on plant growth10.It is clear what the effects of global warming will be. T T T F F2021/8/11 星期三151. How has the global warming come

12、 about?2. What are the effects of global warming?Careful Reading1.Read the text again and answer the questions.2021/8/11 星期三161. How has the global warming come about?Human activity burning of fossil fuels. Greenhouse effect greenhouse gases we need those gases. Huge quantities of extra carbon dioxi

13、defrom 1957 to 1997from around 315 parts per million to around 370 parts per million.2021/8/11 星期三172.What are the effects of global warming? Encourage a greater range of animals.The sea level to rise. Severe storms, droughts, famines, the spread of diseases, and destruction of species. Make plants

14、grow faster. Crops will produce more.2021/8/11 星期三18The different ideas between Dr. 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 make

15、s crops _ and will encourage _.go upcatastrophe very seriouspositiveproducea greater range of animals2021/8/11 星期三191. What is the purpose of the paragraph that is in bold?To introduce the topic.To illustrate(阐述) points by providing evidence.2. What are the diagrams for?Third Reading 2021/8/11 星期三20

16、3. Why are there two quotes?Because they are important or interesting points. Their aim is to attract your attention and to make you read them, and therefore to make you interested enough to read the whole article.2021/8/11 星期三21It functions as a conclusion by asking the reader to reflect on the maj

17、or theme of the text and to predict what might happen in the future. 4. What is the purpose of the last paragraph of the article?2021/8/11 星期三22 main ideaPart1 (para1)Introduce a debate over the issue of global warmingPart 2 (para2)Part 3 (para3-8)Part 4 (para9)Illustrate how global warming comes aboutList two different attitudes among scientists towards global warmingIts up to