1、Unit 13We are trying to save the earth!Teaching Objectives Review Help students review several kinds of pollution.Understand Help student understand how to recycle the waste.Review the reasons of pollutions.Help student the reasons of pollution and how to solve it.The Expected Learning Outcome By th
2、e end of the lesson,Ss ill be able to:此处写学生能力期待（以下是“保护环境”的目标）1.Say names of pollution2.Describe the reasons of the pollution3.Give some solutions to decrease the pollution4.Identify the important information in a passage5.Describe the recycled thing6.Describe the reused thing we can try in our daily
3、 lifeWe are trying to save the earth!Exercises P98P98Part 2contentVocabulary P97P97Part 1Reading P102P102Part 4Reading P102P102Part 3Why do people wear masks?Because of the dirty air.3.Do you know any kind of pollution?water pollution noise pollution air pollution2.What is pollution?Pollution is tha
4、t anything makes the earth unhealthy and dirty.1.when the boy opened the window,what did he see?smoke,cars,dirty water.air pollutionnoise pollutionwater pollution 1a Here are some words related to different kinds of pollution.Write them in the box below.Then add more words.loud musiccars rubbishplan
5、eslittering shipsfactories smokingbuilding houses mobile phone noise pollutionair pollutionwater pollutionbuilding houses factorieslitteringltrThe behavior of throwing rubbish carelesslynoise pollutionmachinesvehiclescrowdsmachinesThink abut other reasonsair pollutionburning power plantsnuclear wast
6、e disposal water pollutionsewagepesticideindustrial waste1b Listen and complete the sentences.1.What was the problem?The river was _.Even the bottom of the river was full of _.There were no more _ for fishermen to catch.really dirtyrubbishfishSomeone who catches fish as a sport or as a job2.What cau
7、sed the problem?People are throwing _ into the river.Factories are putting _ into the river.litterwaste3.How should the problem be solved?We should write to the _ and ask them to _ the factories.Everyone should help to _ the river.governmentclose downclean up1cRole-play the conversation with your pa
8、rtner by using the information in 1a.Mark Tony pollutionMark:The river was_.Even the bottom of the river was full of_.Tony:But it used to be so_!Mark:Yes,but people are throwing _ into the river.Tony:Everyone in this town should play a part in _it_!Example:dirtyrubbish cleanlittercleaningupOne day,a
9、 fisherman wanted to go fishing,but when he went to the river bank,he saw the river was.but it we should.What do you think about pollution?badunhealthy harmfuldirtyseriousdiseaserubbishwastedutydeathhelpearthenvironmenthumananimalLets review what we have learned last class.noise pollution planesloud
10、 musicbuildinghousesmobile phonesair pollution smokingfactoriescarsbuildinghousesrubbishships litteringfactorieswater pollution ugly licoalkol2a.Listen to the interview.Circle the kinds of that talk about.A.land pollution B.air pollution C.noise pollution D.water pollution?interview ntvjuOne person
11、asks questions and the other person gives answers.And question and answer again and again.How old are you?Twenty years old.How old are you?Thirteen years old.pollutionJason and Susanland pollution throw rubbish everywhere 2a.Listen to the interview.Circle the kinds of pollution that Jason and Susan
12、talk about.A.land pollution B.air pollution C.noise pollution D.water pollutionWord guessing airpollutedFactoriesburn coal rubbish and wastelittering parks1.The is badly because there are_ on the road these days.2.that also _ the air with a lot of .3.There is also too much .People_ things every day.
13、4.People are also in _like .This is turning beautiful places into ugly ones.black smoke2b.Listen again and complete the sentences.2c.Use the information in 2a and 2b to role-play conversations between Jason and Susan.Jason:The air has been really _ around here.Im getting very worried.Susan:Yes,I use
14、d to be able to see _ in the sky.Jason:The problem is that more _ pollute the air.Jason:There are many _ and _ in the streets.I thinks it should be cleaned.Susan:Yes,I usded to see the road is clean.Jason:The problem is people always _ things every.Jason:The air is very dirty and there are _ in the
15、air.Im unhappy with this dark sky.Susan:Yes,I used to be able to see _.Jason:The problem is that many_burn _.Jason:People are always _ the rubbish everywhere.Im very angry.Susan:Yes,I used to see beautiful public places.Jason:The problem is they are becoming _ places.air pollutionstarscarspollutedbl
16、ack smokefactoriescoalblue skieswasterubbishthrowlitteringuglyland pollution2d.Step One:Listening comprehensionListen to the dialogue and answer the following questions1.How many people are in the dialogue?2.Who are they?3.What are they doing?4.What are they talking about?5.What are the ways to solv
17、e air pollution?6.Whats the way Susan do to solve the waste pollution?7.What other ways can you find to solve the problems?(Three)(Theyre interviewer and Jason and Susan.)(The interviewer is asking Jason and Susan questions.)(Theyre talking about how to solve the pollution problem like air polution
18、and land pollution.)(We should take the bus or subway or ride a bike.)(She brings a bag when they go shopping.)(I will plant trees.)Jason and Susan,what are your ideas for solving these problems?Well,to cut down air pollution,we should take the bus or subway instead of driving.Yeah,or ride a bike.Th
19、ere are other advantages of bike riding.Its good for health and it doesnt cost anything!2d.Great ideas!What about waste pollution?Mmm,I think simple things like bringing a bag to go shopping can help.I started doing that a year ago.Interviewer:Jason and Susan,what are your ideas for solving these pr
20、oblems?Jason:Well,to cut down air pollution,we should take the bus or subway instead of driving.Susan:Yeah,or ride a bike.There are other advantages of bike riding.Its good for health and it doesnt cost anything!Interviewer:Great ideas!What about waste pollution?Susan:Mmm,I think simple things like
21、bringing a bag to go shopping can help.I started doing that a year ago.Step Two:Reading aloud the dialogue.Read aloud the dialogue.Pay attention to how the person feels when she or he is speaking.What does the interviewer say at the beginning?()Why do we solve these problems?()Why does Jason take th
22、e bus or subway instead of driving to cut air pollution?()Which words in each sentence are stressed?()Can you see the intonation in each line of the dialogue?()6.When you try to talk like the people in the dialogue,do you speak in a friendly and healthy way?()Step Three:Practice the dialogue with hi
23、nts in each line Interviewer:Jason and Susan,what are your ideas for solving these problems?Jason:Well,to cut down air pollution,we should take the bus or subway instead of driving.Susan:Yeah,or ride a bike.There are other advantages of bike riding.Its good for health and it doesnt cost anything!Int
24、erviewer:Great ideas!What about waste pollution?Susan:Mmm,I think simple things like bringing a bag to go shopping can help.I started doing that a year ago.Step Four:Practice the dialogue with less hints in each line Interviewer:Jason and Susan,what are your ideas for solving these problems?Jason:We
25、ll,to cut down air pollution,we should take the bus or subway instead of driving.Susan:Yeah,or ride a bike.There are other advantages of bike riding.Its good for health and it doesnt cost anything!Interviewer:Great ideas!What about waste pollution?Susan:Mmm,I think simple things like bringing a bag
26、to go shopping can help.I started doing that a year ago.Step Five A:Role-play the dialogue with interviewers words missingInterviewer:Jason:Well,to cut down air pollution,we should take the bus or subway instead of driving.Susan:Yeah,or ride a bike.There are other advantages of bike riding.Its good
27、for health and it doesnt cost anything!Interviewer:Susan:Mmm,I think simple things like bringing a bag to go shopping can help.I started doing that a year ago.Step Five B:Role-play the dialogue with Jasons words missingInterviewer:Jason and Susan,what are your ideas for solving these problems?Jason:
28、Susan:Yeah,or ride a bike.There are other advantages of bike riding.Its good for health and it doesnt cost anything!Interviewer:Great ideas!What about waste pollution?Susan:Mmm,I think simple things like bringing a bag to go shopping can help.I started doing that a year ago.Step Five C:Role-play the
29、 dialogue with Susans words missingInterviewer:Jason and Susan,what are your ideas for solving these problems?Jason:Well,to cut down air pollution,we should take the bus or subway instead of driving.Susan:Interviewer:Great ideas!What about waste pollution?Susan:What can we do to help save the earth?
30、ReviewRide a bikeRide in carsTake your own bags instead of plastic bags when shopping.Turn off the lights when you leave a roomTurn off the shower while you are washing your hair.lWhat can you see in the video?A used plastic bottle,scissors,a candle,flowerslWhat are the flowers made of?They are made
31、 of the plastic bottle.l If you have a used bottle,what will you usually do?What did the person in the video do?Throw it away/She used the plastic bottle again and made flowers.l We throw the used bottle away or We use the used bottle again and make beautiful flowers.Which way is good for environmen
32、t?Why?The latter way,because it is green and doesnt make new rubbish.What can we do with them?What is it made of?Rethink,Reuse,Recycle!Rethink,Reuse,Recycle!Prefix:a letter or group of letters added to the beginning of a word to change its meaning,such as un-in unhappy.e.g.The person in the video us
33、ed the plastic bottle again and made flowers.The person in the video reused the plastic bottle and made flowers.Reuse=use againre:again;repeatTwo bags made of old clothes.a flower Rethink,Reuse,Recycle!An old houseRead the passage and match the main idea of each paragraph.Para 1Para 2 Para 3Para 4 A
34、.Bags made from old clothes.B.Nothing is a waste if you have a creative mind.C.Art pieces made of iron and other materials from old cars.D.A house built of rubbish.Para1:Nothing is a waste if you have a creative mind.Para2:A house built of rubbish.Para3:Bags made from old clothes.Para4:Art pieces ma
35、de of iron and other materials from old cars.Para1:Nothing is a waste if you have a creative mind.Para2:A house built of rubbish.Para3:Bags made from old clothes.Para4:Art pieces made of iron and other materials from old cars.Part1:Nothing is a waste if you have a creative mind.Part2:Three things ma
36、de of old materials.Para1：l Do you often throw away things you dont need anymore?l Have you ever thought about how these things can actually be put to good use?l Nothing is a waste if you have a creative mind.Para1：l Do you often throw away things you dont need anymore?l Have you ever thought about
37、how these things can actually be put to good use?l Nothing is a waste if you have a creative mind.Topic sentence.Function?It arouses the readers interest,leads readers into the topic and pave the way for the following stories.Do you often throw away things you dont need anymore?Have you ever thought
38、 about how these things can actually be put to good use?Nothing is a waste if you have a creative mind.(Think of things you think useless)(The useless things can be useful)(Leading to the topic)Read the paragraph 2 and answer the question.1.Who is Amy Hayes?2.Where does she live?3.Why is she the mos
39、t unusual woman?4.What materials did she use in the house?5.Why the president said that Amy was an inspiration to us all?6.You have probably never heard of Amy Hayes,but she is a most unusual woman.She lives in a house in the UK that she built herself out of rubbish.The windows and doors come from o
40、ld buildings around her town that were pulled down.The top of the house is an old boat turned upside down.And the gate in front of her house is made of rocks and old glass bottles.Amy recently won a prize from the Help Save Our Planet Society.The president said,“Amy is an inspiration to us all.”1.Wh
41、o is Amy Hayes?2.Where does she live?3.Why is she the most unusual woman?4.What materials did she use in the house?5.Why the president said that Amy was an inspiration to us all?You have probably never heard of Amy Hayes,but she is a most unusual woman.She lives in a house in the UK that she built h
42、erself out of rubbish.The windows and doors come from old buildings around her town that were pulled down.The top of the house is an old boat turned upside down.And the gate in front of her house is made of rocks and old glass bottles.Amy recently won a prize from the Help Save Our Planet Society.Th
43、e president said,“Amy is an inspiration to us all.”1.Who is Amy Hayes?She is a most unusual woman.2.Where does she live?Because She lives in a house made of rubbish.3.Why is she the most unusual woman?She lives in a house in the UK.4.What materials did she use in the house?old buildings around her t
44、own that were pulled downan old boat turned upside downis made of rocks and old glass bottlesYou have probably never heard of Amy Hayes,but she is a most unusual woman.She lives in a house in the UK that she built herself out of rubbish.The windows and doors come from old buildings around her town t
45、hat were pulled down.The top of the house is an old boat turned upside down.And the gate in front of her house is made of rocks and old glass bottles.Amy recently won a prize from the Help Save Our Planet Society.The president said,“Amy is an inspiration to us all.”4.What materials did she use in th
46、e house?The windows and doors:come from old buildings around her town that were pulled down.The top of the house:is an old boat turned upside down.The gate in front of her house:is made of rocks and old glass bottles.You have probably never heard of Amy Hayes,but she is a most unusual woman.She live
47、s in a house in the UK that she built herself out of rubbish.The windows and doors come from old buildings around her town that were pulled down.The top of the house is an old boat turned upside down.And the gate in front of her house is made of rocks and old glass bottles.Amy recently won a prize f
48、rom the Help Save Our Planet Society.The president said,“Amy is an inspiration to us all.”Because Amy is so creative for building the house by reusing these rubbishes and what she did not only save the world but also help her won a prize from the Help Save Our Planet.5.Why the president said that Am
49、y was an inspiration to us all?A person or thing that makes you want to be better,more successful.What do people think of what Amy hayes has been doing?Why?Do you want a house like Amys house?Why or Why not?Amy isnt the only one who is good at recycling.If you dont wear them anymore,what can you do
50、with them?Amy isnt the only one who is good at recycling.Jessica Wong from Hong Kong uses old clothes that people dont wear anymore to make bags.She has been doing this for a few years now.She opened a small shop where she sells her bags；and she has also set up a website to sell them online.She espe
