新人教选修6_Unit4_Global_warming-Reading[阅读]

1、编辑课件1Unit 4 Using LanguageWhat Can We Do about Global Warming 编辑课件2 Read the passage and get the main idea. fast reading编辑课件3This passage contains two letters, the first letter is written by , who asks suggestions from the Earth Care. The second letter is about _ given by the Earth Care.Ouyang Guang

2、 suggestions编辑课件41.What does Ouyang Guang do? 2.What is his project?Letter careful readingA studentAbout global warming编辑课件53. Does he think a person himself can slow down global warming?Have little effect 4.Does he give up his plan?No . He still advocate improvements. 编辑课件6.Does Earth Care agree wi

3、th Ouyang Guangs opinion that individuals can have no effect? No, Earth Care doesnt agree.Letter Letter 编辑课件7Which is true according to the editors letter?b Daily things we do is just nothing. Many people feel like doing some thing to improve our environment. Individuals cant save energy to slow dow

4、n global warming. 编辑课件8 Individuals can make a difference众人拾柴火焰高！众人拾柴火焰高！So what is Earth Cares attitudes?编辑课件9Rush for the suggestions the Earth Care gives.编辑课件10suggestion listTurn electrical appliances off when not using them.Dont turn up the heat, put on more clothes.Walk or ride a bike, dont dr

5、ive.Recycle.编辑课件11Buy things made from recycled materials.Buy products that use less energy.Plant trees.Talk with family and friends about global warming.编辑课件12.Try to reduce the use of motor vehicles编辑课件13Planting treesCleaning the Cleaning the rubbishrubbish编辑课件14electric vehiclebikerunning编辑课件15编

6、辑课件16Group works Group works to discuss what else we can do to slow down global warming?编辑课件17Wind energy is used as power to produce electricity .编辑课件18used to collect solar energy, making your house warm or heating your water.Solar panels编辑课件19The Hydro-electric dams编辑课件20a facility designed to co

7、nvert nuclear energy into electricity.A nuclear power plant编辑课件21energy sourcessolar energybiomass energyhydro-electric powerwind powerwave / tidalenergyGeothermal energy Nuclear power?编辑课件22Return the green world to us编辑课件231.Prepare for the language points of this class.2.Make a poster for your sc

8、hool to tell students how to reduce carbon dioxide. homework编辑课件24编辑课件25编辑课件261.A lot of peaple have the sense of doing something against global warming. ( )2.Earth Care suggest people put up with pollution. ( )3.youd better buy things made from new materials. ( )4.The Earth Care think little of sma

9、ll thingsTFFF编辑课件27Make a poster for your school that tells students various ways to reduce the amount of carbon dioxide in the air. A TASK编辑课件28Writing tips-you can Underline the most important parts of Earth Cares suggestions. Write notes on each of the Earth Cares suggestions. List the ways to re

10、duce carbon dioxide in the air. Use imperative sentences(祈使句) in your poster Give your poster a large heading Make a slogan at the end like the one at the end of the letter from Earth Care.编辑课件29Homework Finish the poster after class . Recite related words and expressions of this unit.homework编辑课件30

11、 We lead. Others copy. 我们领先，他人仿效。 Impossible made possible. 使不可能变为可能。 no business too small, no problem too big. 没有不做的小生意，没有解决不了的大问题。 lets make things better. 让我们做得更好。 编辑课件31 Thank you 编辑课件32What suggestions does Earth Care give him?Turn electrical appliances off when not using them.Dont turn up the

12、 heat, put on more clothes.Walk or ride a bike, dont drive.Recycle.Buy things made from recycled materials.Buy products that use less energy.Plant trees.Talk with family and friends about global warming.编辑课件33List Earth Cares suggestions and tell whether you think you can carry them out.Earth Cares

13、suggestionCan you carry it outReasonIf you are not using electrical appliances, turn them off. If youre cold, put on more clothes instead of turning up the heat.Motor vehicles use a lot of energy, so walk or ride a bike if you can.save energysave energysave energyYesYesYesGet your parents or friends

14、 to buy products that are made to save energy.Yessave energy编辑课件34Earth Cares suggestionCan you carry it outreasonPlant more trees.Talk with your family and friends about global warming and tell them what youve learned.YesYesPlants absorb carbon dioxide from the air.Together, individuals can make a

15、difference.Recycle cans, bottles, plastics and newspapers and buy things made from recycled materials.save energyYes编辑课件35Which is not true according to the editors letter?A. Together, individuals can make a difference to environmental problems.B. Individuals must put up with pollution.C. Many activ

16、ities individuals do can produce carbon dioxide.D. Individuals can save energy to slow down global warming.b编辑课件36Sophie Armstrong wrote the magazine article. The name of the magazine is “Earth care”.2.What are the names of the three scientists mentioned in the article?They are Dr.Janice Foster,Char

17、les Keeling and George Hambley.1.Who wrote the magazine article? What is the name of the magazine?编辑课件373.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 terrible, while some others believe that we should not worr

18、y 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 environmental consequences.编辑课件38编辑课件394.What are the two graphs about?Graph 1 shows the temperature increase of one degree Fahrenheit from 1860 to

19、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.编辑课件40True or falseRead the article carefully and finish Part 2 on Page 27编辑课件411.The temperature last century didnt increase much. (

20、 )2.Everyone believes that global warming is caused by the activities of humans. ( )3.Janice Foster believes 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. ( )FFTFT编辑课件426.People accept Charles

21、Keeling s data because he took accurate measurements. ( )7.Flooding could be one of the effects of future global 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 growth.

22、 ( )10.It is clear what the effects of global warming will be. ( )TTTFF编辑课件43 Careful ReadingCareful Reading1.Read the text again and try to get the main idea of the article.编辑课件44The main idea of the passage:Part 1(Paragraphs 1) Part 2(Paragraphs 2-4) Part 3(Paragraphs5-10) Introduce a debate over

23、the issue of global warmingIllustrate how global warming comes aboutList two different attitudes among scientists towards global warming编辑课件45Part 4(Pa 11)Its up to readers to think and decide whether people should do something about global warming or not编辑课件46Questions How has the global How has th

24、e global warming come warming come about?about?编辑课件47Human activity- burning of fossil fuels.编辑课件48 Greenhouse effect- greenhouse gases- we need those gases.编辑课件49 We add huge quantities of extra carbon dioxide to the atmosphere by burning Fossil fuels. The carbon dioxide content of the atmosphere w

25、ent up from around 315 parts per million to around 370 parts per million from 1957 to 1997 (See Graph 2 on Page 26 )编辑课件50The two different viewpoints towards the effects of global warming between Dr. Janice Foster and George Hambley Dr. Janice FosterGeorge HambleyCarbon dioxide has caused the globa

26、l temperature to _. An increase of five degrees would be a _ and could be _.More carbon dioxide is a _ thing,which makes crops _ and will encourage _.go upcatastrophe very seriouspositiveproducea greater range of animals编辑课件51Of the two ideas, which are you in favor of ? The Dr Janice Fosters. Why ?

27、Because we have witnessed a large number of disasters predicted by some people.编辑课件52 What are the effects and disasters of global warming?编辑课件53Whats worse ,the glaciers(Whats worse ,the glaciers(冰川）冰川） of the South Pole are of the South Pole are beginning to crackbeginning to crack（破裂）（破裂） The gla

28、ciers of the Poles are starting to melt due to the increasing temperatures caused by global warming.编辑课件54tsunamiThe sea level to rise.编辑课件55编辑课件56tornados编辑课件57Severe stormsdroughtsfaminesthe spread of diseases编辑课件58destruction of species编辑课件59What should we do about What should we do about the ter

29、rible effects above?the terrible effects above?编辑课件60.Try to reduce the use of motor vehicles编辑课件61electric vehiclebikerunningSolar energy car编辑课件62Planting treesCleaning the rubbishCleaning the rubbish编辑课件63编辑课件64Assignment1. Write an argumentation titled “Environment Protection ”based on the viewp

30、oints in the text and yours. 2. Preview the language points in the text and find out your difficult points编辑课件65Lets make this world a better place !编辑课件66A. He is doing a project on global warming.B. He feels individuals can affect huge environmental problems.C. He isnt sure where to start with his

31、 project.D. He wants to get some suggestions from Earth Care.bWhich is not the reason why Ouyang Guang writes the letter?编辑课件67List Earth Cares suggestions and tell whether you think you can carry them out.Earth Cares suggestionCan you carry it outReasonIf you are not using electrical appliances, tu

32、rn them off. If youre cold, put on more clothes instead of turning up the heat.Motor vehicles use a lot of energy, so walk or ride a bike if you can.save energysave energysave energyYesYesYes编辑课件68Earth Cares suggestionCan you carry it outReasonGet your parents or friends to buy products that are ma

33、de to save energy.Yessave energyPlant more trees.YesPlants absorb carbon dioxide from the air.编辑课件69Earth Cares suggestionCan you carry it outreasonTalk with your family and friends about global warming and tell them what youve learned.YesTogether, individuals can make a difference.Recycle cans, bottles, plastics and newspapers and buy things made