人教版英语Unit-13-We27re-trying-to-save-the-earth!全单元.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 13,We are trying to save the earth.,air pollution,water pollution,noise pollution,land pollution,1a,Here are some words,related to,different kinds of pollution.Write them in the box below.Then add more words.,noise pollution,_,_,_,_,cars,air pollution,_,_,_,_,water pollution,_,_,_,_,loud music,planes,mobile phones,factories,cars,smoking,ships,factories,littering,rubbish,building houses,building houses,loud music cars rubbish planes,littering ships factories smoking,building houses mobile phones,Help save the earth,We must think of better way to treat our planet in future.,No littering!,Start with little things!,You use a lot of new plastic bags.Thats,bad for,the Earth.,You use your own bag.,Thats,good for,the Earth.,You go shopping.What do you do?,You use paper,on one side only,.,Thats,bad for,the Earth.,You use paper,on both sides,.,Thats,good for,the Earth.,When you write on a piece of paper,what do you do?,close down the factories;,help to clean up the river;,take the bus or subway;,ride a bike;,bring a bag to go shopping,throw rubbish in the cans;,turn off the lights when you leave a room;,use paper or resusable bags;,recycle books and paper;,turn off the shower when you wash your hair;,dont use napkins;,solutions,1b,Listen and complete the sentences.,What was the problem?,The river was _.Even the,bottom(,底部,),of the river was full of,_.There were no more _,for,fishermen(,渔民,),to catch.,really dirty,rubbish,fish,What caused the problem?,People are throwing _ into the,river.Factories are putting _ into,the river.,How should the problem be solved?,We should write to the _ and,ask them to _ the factories.,Everyone should help to _ the,river.,litter,waste,government,close down,clean up,Mark,:The river was dirty.Even,the bottom of,the river was full of,rubbish.,Tony,:But it,used to be,so clean!,Mark,:Yes,but people are littering in the,river.,Tony,:Everyone in this town,should,play a,part in,cleaning it up!,Role-play the conversation.Then make your own conversations about the kinds of pollution in 1a.,1c,Mark,:The sky is so _.We can hardly see,the blue shy these days.,Tony,:But it,used to be,so _!,Mark,:Yes,but there are so many _ on the,road.And factories pollute the air with a,lot of _ smoke.,Tony,:Everyone in this town,should,play a,part in,making it clear!,Finish the conversation and role-play it.,1c,Mark,:The neighborhood is so _.I cant,sleep well or work well.,Tony,:But it,used to be,so _!,Mark,:Yes,but there are so many _,houses and cars.Most people often use,mobile phones.,Tony,:Everyone in this town,should,play a,part in,cutting down noise pollution !,Finish another conversation and role-play it.,1c,Points on P97,try to do=try ones best to do,努力去做某事,mobile phones,手机,rubbish,litter,waste,垃圾,废物,the bottom of the river,河底,be full of,充满,fisherman-fishermen,渔民,government,政府,throw litter into the river,把垃圾扔到河里,ask sb.to do,要求某人干某事,close down the factories,关闭工厂,clean up,打扫,used to be,过去常常,play a part in,参与，在,中扮演角色,Review,努力去做某事,手机,垃圾,废物,河底,充满,渔民,政府,把垃圾扔到河里,要求某人干某事,关闭工厂,打扫,过去常常,在,中起作用，在,中扮演角色,try to do,mobile phones,litter;rubbish;waste,the bottom of the river,be full of,fisherman,government,throw rubbish into the river,ask sb.to do sth.,close down the factories,clean up,used to be,play a part in,2a,Listen to the interview.Circle the kinds of pollution that Jason and,Susan talk about.,A.,land,pollution,B.,air pollution,C.,noise pollution,D.,water pollution,1.The air is badly polluted because there are _on the road these days.,2.Factories that burn coal also _ the air with a lot of black smoke.,3.There is also too much rubbish and waste.People _things every day.,4.People are also littering in_ like parks.This turns beautiful parks into ugly places.,more cars,pollute,are throwing away,public places,2b,Listen again and complete the sentences.,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!,2d,Role-play the conversation.,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.,Jason,:Me,too.Also,I never take wooden,chopsticks or plastic forks when I buy,takeaway food.I use the ones at home.,Susan,:And remember to,throw rubbish in the,bin,s,and keep public places clean and,beautiful for everyone.,Interviewer,:So together,our actions can,make a,difference,and lead to a better,future!,Complete the chart.,Problems,Solving problems,air pollution,waste pollution,take the bus,subway or ride a bike instead of driving.,bring a bag to go shopping.,use chopsticks or forks at home.,throw rubbish in the bins.,1.Its good for health and it doesnt,cost,anything!,cost,v,.,花费；使付出,指花费金钱，主语通常是物。,cost,的过去式和过去分词均为,cost,。,e.g.The new shirt,cost,Mr Wang 200 yuan.,王先生花了,200,元买了新衬衫。,How much does the new computer,cost,?,新电脑花了多少钱？,Language points,take,spend,pay&cost,take,，,spend,，,pay,和,cost,都可以表示“花,费”，但它们的用法各有不同。,take,多表示花费时间,，,常用于,It takes sb.some time to do sth.,这一句型中，其中,it,作形式主语,。,e.g.,It,usually,takes,me 40 minutes,to,cook,the dinner.,2),spend,多表示花费时间和金钱，主语常是人,，,常用于,sb.spend(s)some time/money on sth.,和,sb.spend(s)some time/money(in)doing sth,.,两种句型。,e.g.David,spent,2,000,yuan,on,the new,machine.,My father,spends,an hour,(in),watching,the news on TV every day.,3),pay,多表示花费金钱，主语通常是人,，常用于,sb.pay(s)some money for sth.,句型。,e.g.Tommy,paid,20,yuan,for,his,breakfast yesterday.,4),cost,多表示花费金钱，主语通常是物,，常用于,sth.cost(s)(sb.)some money.,句型。,e.g.The new dress,cost,Linda 88,yuan.,根据句意用,take,spend,pay,或,cost,的适当,形式填空。,1.That new car _them lots of money.,2.Mona _ 50,yuan,on the books just now.,3.It usually _ me an hour to do my homework.,cost,spent,takes,4.You should _ some time practising your pronunciation.,5.My brother _6,000,yuan,for the new computer yesterday.,spend,paid,Section A 3a4c,骑自行车,骑自行车有别的好处。,对,.,有益,垃圾污染,去购物,开始做某事,记得要把垃圾扔进垃圾桶,保持公共场所的整洁和美丽,对,.,有影响、有作用,通向美好未来,ride the bike,There are other advantages of bike riding.,be good for,waste pollution,go shopping,start doing,remember to throw rubbish in the bins,keep public places clean and beatiful,make a difference to sb.,lead to a better future,leopard,bear,tiger,polar bear,deer,whale,penguin,Look through the article again quickly and find out:,Where is the article probably from?(),A.A book.B.A magazine.C.A newspaper.,C,Fast Reading,Read paragraph1 and write T for true and F for false.,1.Sharks,fin,（鱼鳍）,soup is famous and,expensive all around the world.(),2.We have to kill a whole shark to get a,bowl of sharks fin soup.(),F,T,Careful Reading,Read paragraph 2.,What does the writer think of cutting fins of sharks?,Its not only cruel but also harmful to the environment.,Careful Reading,Read paragraph3.,What are the two environmental groups against,“finning”?,WildAid and the WWF.,How do they help to save sharks?,They are teaching the public about finning.,And they have even asked governments to develop laws to stop the sale of shark fins.,Careful Reading,Careful Reading,so although if but when,Many people do not realize they are killing a whole shark _ they enjoy a bowl of shark fin soup.,2.Sharks are at the top of the food chain,_ if their numbers drop,the oceans ecosystem will be in danger.,3.Many think that sharks are too strong to be endangered,_ they are wrong.,4._ there are no,scientific,studies to support this,a lot of people believe that shark fins are good for health.,5.Sharks may disappear one day _ we do not do something to stop the sale of shark fins.,when,so,but,Although,if,Why are sharks in danger?,Why should we save sharks?,How do WildAid and WWF save,Sharks?And what should we do?,Retell,定义：表示说话时,(,瞬间,),正在进行的动作,也表示目前或现阶段正在进行的动作。,结构,:be(am/is/are)+,v,.-ing,标志词：,Look,Listen,now,right now,e.g.Look!The boy is crying.,2.used to do,used to do sth.,表示过去常常做某事,而现在往往不做了,后接动词原形。,e.g.I used to get up at six oclock.,be used to doing sth.,表示习惯于做某事,Joe is used to drinking a cup of coffee every morning.,1,.,现在进行时,:Present Progressive,3.,被动语态：,Passive voice,定义：表示主语是动作的承受者，即行为动作的对象的一种语态。,结构：,be+,过去分词,e.g.Our classroom is cleaned every day.,4.,现在完成时,:Present Perfect,定义：表示动作已经完成,但对现在造成影响,;,或者表示从过去某一时间开始一直延续到现在并还可能持续下去的动作。,结构,:has/have+,过去分词,标志词：,already,yet,ever,never,since,for,e.g.I havent finished my homework yet.,3.,被动语态：,Passive voice,定义：表示主语是动作的承受者，即行为动作的对象的一种语态。,结构：,be+,过去分词,e.g.Our classroom is cleaned every day.,4.,现在完成时,:Present Perfect,定义：表示动作已经完成,但对现在造成影响,;,或者表示从过去某一时间开始一直延续到现在并还可能持续下去的动作。,结构,:has/have+,过去分词,标志词：,already,yet,ever,never,since,for,e.g.I havent finished my homework yet.,情态动词本身有一定的词义,表示说话人的情绪、态度或语气,但不能单独作谓语,只能与其他动词构成谓语。常见的有,:can(could),may(might),must,need,shall(should),will(would),等。,2,.,情态动词无人称和数的变化,后接动词原形。否定式是在情态动词后面加,not,。个别情态动词有过去式形式,可用来表达更加客气、委婉的语气。,e.g.Ken can climb up the tress like a koala.,You mustnt play with fire.It is dangerous.,情态动词,4a,Fill in the blanks with the correct forms of the verbs in brackets.,Joe:_ you ever _(take)part in,an environmental project?,Eric:Yes,I have.I _(help)with a,Clean-Up Day last year.It was,_(consider)the biggest,clean-up project this city _ ever,_(have).,Have,taken,helped,considered,had,had,参加,Joe:How many people _(take)part?,Eric:I _(think)more than 1,000,people _(come)to help out.,Joe:Thats fantastic!I guess everyone in,this city is _(try)to improve,the environment.,Eric:Yes,we cant,afford,to _(wait),any longer to take action!,took,think,came,trying,wait,v.,承担得起,(,后果,),;,买得起,afford to do sth.,We cant afford to buy another house.,4b,Fill in the blanks with the appropriate,modal verbs from the box.,People _ think that big things,_ be done to save the earth.Many,forget that saving the earth begins with,small things.For example,you _ save,may/might,must,can,can would could,have to should must,may/might,electricity by turning off the lights when,you leave a room.You _ also use,reusable,bags instead of plastic bags.I think its a great idea that you now _ pay for plastic bags in some stores.And instead of driving to school or work,you _ ride your bike or walk.If its far,you _ take the bus.All these,could,have to,can/should,can/could,关掉,adj.,可重复使用的,付费,;,付出代价,small things _ add up and become big things that _ improve the environment.Lets take action now!,could,would/can,采取行动,Unit13,Were trying to save the earth!,SectionB-1,What are they?What are they like?,manatee,cheetah,polar bear,How do you feel?,What should we do?!,How to save our planet?,Which is the most difficult?,stop ridding in cars,Free talk,recycle books and papers,turn off the lights when you leave a room,turn off the showers while you are washing your hair,dont use paper towels or napkins,What can we do to help save the earth?Rank these items from the easiest to the most difficult.,_,*stop riding in cars.,_ *recycle books and paper.,_*turn off the lights when you leave the room.,_*turn off the,shower,wh,ile,you,are,washing,your hair.,_*dont,use paper napkins,1a,Things Julia and,Jack talk about,Things Julia is doing now,Things Julia will do in the future,Things Julia would never do,_ turning off the light,_turning off the shower,_ stopping using paper napkins,_ taking your own bags when shopping.,_ not riding in cars,_ riding a bike,_ recycling paper,1c/d,Pair work,1e,A:,We really shouldnt use paper napkins,you know,.,B:I,know,.,I stopped using them last year,.,Section B,2a-3a,How do you usually deal with bottles and cans?,Read the passage and complete the chart below.,2 b,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,How many people are mentioned in the,passage?Who are they?,Three.They are Amy Hayes,Jessica Wong and Wang Tao.,Fast Reading,Reading,D,o,you often,throw away,things you dont need anymore？Have you ever,thought about,how these things can actually,be put to good use,？Nothing is a waste,if,you have a creative mind,.,你经常扔掉你不再需要的东西吗？你是否曾经想过这些东西能很好地重新利用？如果你有一个充满创新的头脑，没有东西是废品。,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,throw away,扔掉,think about,思考,be,put,to good use,被,好好利用,Reading,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.,你可能从来没有听说过艾米,.,海斯，但她是一个非常不寻常的女性。她住在英国，房子是她自己用废弃物建造而成。,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,hear of,听说,most=veryquite,很,build out of,用,建造,Reading,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,.,窗户和房门来自于一个小镇周围拆毁的房子。房子的顶部是一条翻转过来的旧木船。,Rethink,Reuse,Recycle,重新思考,重新使用,重新利用,come from,来自,pull down,拆下,upside down,倒转,先行词,引导词,定语从句,过去分词作定语,Reading,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.”,房子前的大门是用岩石和旧玻璃瓶搭建的。艾米最近获得了“救助我们的星球”协会颁发的奖项。协会主席说,:“,艾米给我们所有人一个启示,”,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,is made of,由,制成的,win a prize,获奖,Reading,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.,艾米不是唯一一个擅于废物利用的人。来自香港的杰西卡,.,王常利用人们不再穿的旧衣服来制作背包。,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,be good at,擅长,.,use.to do.,用,.,做,.,定语从句,先行词,定语从句,Reading,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 especially likes to,use,old jeans,to make,handbags.,她已经这么做了好多年。她开了一间小店来出售她制作的包，还在网上出售它们。他特别喜欢用旧牛仔裤来制作手提包。,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,open=set up=start,创办,开办,use.to do.,用,.,做,.,Reading,Her bags are cute and useful,.,“I,plan to write,a book,about,new ways to use old clothes,”she said.“I hope people can read my book enjoy it!”,她制作的包既可爱又实用。“我计划写一本关于用新的方法来改造旧衣服的书，”她说“我希望人们能阅读我的书并且喜欢它。”,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,plan to do,计划做,Reading,Wang Tao,set up,a small business in Shanghai four years ago.He,is known for,using,iron and other materials,from,old cars,to make,beautiful art pieces.,四年前，王涛开始在上海经营小生意。他因为用旧车的钢铁和其他材料制作艺术品而闻名。,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,open=set up=start,创办,开办,is known for,以,.,而出名,use.to do.,用,.,做,.,Reading,Some are large pieces,that,look like animals or humans,and some are smaller pieces you can put at home.The more popular works can even be seen,in,art shops,around,the city.,有一些（艺术品）很庞大，看起来像动物或者人，有一些小块的可以摆放在家里。你甚至能在这个城市的艺术商店里看到一些更受欢迎的作品。,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,Reading,Wang Tao,hopes to set up,a“metal art”,theme park,to show people,the importance of environmental protection.,王涛希望能建立一个“金属艺术”主题公园，向人们展示环境保护的重要性。,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,open=set up=start,创办,开办,hope to do,希望做,.,theme park,主题公园,环境保护的重要性,Reading,Not only,can,the art bring happiness to others,but,it also shows that even cold,hard iron can be brought back to life,with,a little creativity.,艺术不但可以给人们带来快乐，而且也说明只需要一点创造力，即便是冰冷、坚硬的铁也可以产生活力。,重新思考,重新使用,重新利用,Rethink,Reuse,Recycle,not only.but also.