新人教版高中英语选修六-Unit-4-Workbbook教学课件.ppt--（课件中不含音视频）

1、Unit 4 Global warmingWorkbook 选修六选修六Listening on page 62Julie,a teenager who belongs to Milleunnium Kids,is visiting a class.Before Listening,Look at the exercises and discuss with your partner what you think the organization does.Then listen to both parts of the tape and see if you were right.Quest

2、ions to JulieHer answersWhat is Millennium KidsWho started it?When?An organization by kids for kids;concerned with the environmentFour students in Australia;in 1996Listen to part 1.Make notes of Julies answers.Why was it organizedWhat play did they perform last year?To draw attention to the environm

3、entThe horse that Saved the WorldWhat was the purpose of performing the play?To explain why its better for the environment if we walk to school,ride bikes or go by bus.Answers to Exercise 3:Methods of saving energy:Buy energy-saving goodsTurn off appliances when not using themProjects that Millenniu

4、m Kids have done:1.planted trees2.developed activities that reduce,reuse and recycle waste3.planned ways to reduce recycle and reuse plastic bags MILLENNIUM KIDS Julie,a teenager who belongs to an organization in Australia called Millennium Kids is visiting a class.The teacher and students are askin

5、g her questions about the organization.Listening textPart 1T:Hello Julie.Its so nice to see you here.Can you tell us aboutMillennium Kids?J:Sure.Its an organization run by kids for kids.Its concerned with the environment.S1:Julie,may I ask how it started?J:It was started by four Western Australian k

6、ids who organized a childrens conference on the environment in 1996.Now we hold a conference every year.Kids come to it from all over Australia-and from other countries too.Its great fun.We discuss what weve done and decide what projects well do in the following year.S2:That sounds so interesting!Wh

7、at sorts of projects do you do?J:Well,all sorts.Last year we had a school project to help kids understand about global warming.Actually,we performed a play called The Horse that Saved the World.It taught kids not to travel to school so often by car.It explained why its so much better for the environ

8、ment if we walk,ride a bike or go by bus.(murmurs of agreement).Part 2S2:Hey,I ride to school already!Is there anything else I can do?J:Oh,lots of things.You can encourage your parents to buy electrical goods that can save energy;you can wear a warm sweater instead of turning on the heating in cold

9、weather;and you canturn off electrical appliances when you are not using them.S:Thanks for that.What other projects have you done?J:Weve planted trees and developed activities that reduce,reuse and recycle waste.This year were asking kids to think of ways to reduce,reuse and recycle plastic bags the

10、y are such a problem.S3:That sounds very interesting.T:Well,thank you,Julie.Millennium Kids certainly sounds like a good organization.J:Yes,its fun being a Millennium Kids.Its also important.If we dont care for the environment,we may not have a future.Thats a pretty good reason to do something,dont

11、you think?Part 1:How Ian Kierman began Clean-up Australia DayPart 2:Clean-up the World Day and Ian Kiermans contribution to improving the environmentListening Task Answer key for Exercise 1(P65)Listen to the whole talk again.Make notes in the table.YearEventFacts about the event1987Ian Kierman compe

12、ted in a round-the-world yacht race He was shocked at the pollution in the ocean.1989Clean-up Day for Sydney Harbour 40,000 volunteers;collected old car bodies,plastics,glass bottles,cigarette butts 1990the first Clean Up Australia Day 300,000 volunteers 2001Clean Up Australia Day most common kinds

13、of rubbish:cigarette butts,glass bottles and plastic bags 1993the first Clean Up the World Day 30 million volunteers in 80 countries 2001Clean Up the world Day 40 million volunteers in 128 countries;cleaned streets,beaches,river banks and parks CLEAN UP AUSTRALIA DAYTom is giving a talk to his class

14、 about Clean Up Australia Day.Part 1Today Im going to tell you about Clean Up Australia Day.Listening textIts one day of the year when people in Australia get together to clean up their local environment.It started in 1987,when Ian Kierman was competing in a round-the-world yacht race.When he was sh

15、ocked during the race by the pollution he found on the oceans.There was rubbish floating everywhere.So when he got back to Sydney he decided to organize a clean-up day.He began with Sydney Harbour.In 1989 he got 40,000 volunteers to help him clean it up.They collected tonnes of old car bodies,plasti

16、cs of all kinds,glass bottles and cigarette butts.It was so successful that Ian organized the first Clean Up Australia Day in 1990.This time more than 300,000 people offered to help and it was another success.Since then it has become a yearly event with more and more people coming to help.Heres a ta

17、ble showing the most common kinds of rubbish found in 2001 on Clean Up Australia Day.You can see that the top three are cigarette butts,glass bottles and plastic bags.We found that some of them could be recycled.In fact Clean Up Australia Day works so well that we now have Business Clean Up Day and

18、School Clean Up Day as well.Part 2 After he started Clean Up Australia Day,Ian moved on to Clean Up the World Day.He got the support of the United Nations Environmental Programme,and as a result,Clean Up the World Day began in 1993.In the first year 30 million people in 80 countries were involved.By

19、 2001,the idea had become so popular that 40 million people from 128 countries took part.They cleaned streets,beaches,river banks and parks.I think Ian Kierman is a wonderful man.He is an inspiration to all those who have a commitment to solve world problems.He makes them realize that people can tak

20、e control of a problem themselves.They dont have to wait for their government to act.They can also feel better knowing that they have contributed to improving the environment all round the world.(sound of students clapping)1.the main point of view to be circled:All sorts of items become litter,but t

21、wo of the most common and most dangerous are cigarette butts and plastic bags.Read Toms essay about litter and carry out the tasks below.Reading Task 2.The evidence about cigarette butts Tom gives to support his argument to be underlined:Over 1,600 billion cigarettes are smoked each year in China th

22、e toxic chemicals add up to a great amount.3.The evidence about plastic bags Tom gives to support his argument to be boxed:They are made from to kill another animal.4.Toms solutions:1)Put cigarette butts in the rubbish bin.2)Not to let plastic bags become litter.3)Use fewer plastic bags and recycle

23、them.4)Not to smoke.5)Not use plastic bags at all.Read the essay again and make notes in the table.First Paragraph Point of viewLitter is a serious environmental problem Second Paragraph First point of the argument:EvidenceCigarette butts are small but are still bad for the environment.1.Over 1,600

24、billion cigarettes are smoked each year in China.Many of the butts become litter.Second Paragraph 2.4.5 trillion butts are littered every year in the world.3.Butts spoil the beauty of the environment4.Butts contain toxic chemicals.These get into the water supply.These decrease the quality of the wat

25、er and endanger living things.5.Butts take up to 5 years to break down,so the toxic chemicals add up to a great amount.Third Paragraph Second point of the argumentPlastic bags are a danger to the environment.Third Paragraph Evidence1.Plastic bags are made from non-renewable resources.If they are not

26、 recycled,these resources are lost to us.2.In China,2 billion plastic bags are used every day.Many of these become litter.ThirdParagraph3.Plastic bags last from 20 to 1000 years in the environment.4.They can travel long distancesin the air and water.They are in rivers,parks,beaches and oceans.5.Plas

27、tic bags kill up to one million seabirds,100,000 sea mammals and countless fish each year worldwide.6.After the animal breaks down,the plastic bag becomes free and can kill another animal.Fourth Paragraph Point of viewThe environment would be less polluted if we cleaned up cigarette butts and plasti

28、c bags.The best solution would be not to smoke or use plastic bags at all.Writing Task(P67)Writing tips:Step 1:Write out the thesis statement.(point of view)Step 2:Write out the topic sentence of the first body paragraph.Step 3:Give the supporting points anddetails about the first subtopic.Step 4:Wr

29、ite out the topic sentence of the second body paragraph.Step 5:Give the supporting points and details about the second subtopic.(more body paragraphs.)Now choose a topic from the below list that you feel strongly about.Make notes on your topic using headings similar to those in the table above.Use T

30、oms essay as a model to write your own.A sample list of environment topics:air pollution,noise,soil erosion,water pollution,litter classification,desertification,make green by planting trees A sample version:The Environmental Effects of Fossil Fuels There is no doubt that fossil fuels bring a lot of

31、 good to us.But do you know that many of the environmental problems our country faces today result from our fossil fuel dependence.The environment faces air pollution,global warming,acid rain,and several other very serious problems because of our use of fossil fuels.Over the last 150 years,burning o

32、f fossil fuels has resulted in more than 25 percent increase in carbon dioxide in our atmosphere.Carbon dioxide is one of the main factors in global warming which is negatively affecting everyone.Fossil fuels also affect water pollution,land pollution,and thermal pollution(heat pollution).Coal minin

33、g is one of the causes of pollution in the environment.After the mining is completed,the land will remain barren.Materials other than coal are also brought to the surface in the coal mining process,and these are left as solid wastes.The production,transportation,and use of fossil fuels are to blame for the effects of pollution on the environment.Then what should we do?We should spare no effort to improve our environment.Please save energy and use fewer fossil fuels in our daily lives.We have onlyone earth!Homework:Prepare a talk about“Clean Up China Day”.