Unit13Were trying to save the earth !.ppt

1、Unit 13,Section A Period 1 (1a 2d）,Lets enjoy a song The Earth Song.,What can you get from the song? What do you think of the song?,Look at the following pictures and discuss pollution problem and what you can do about pollution.,rubbish (垃圾）pollution,water pollution,noise pollution,air pollution,Th

2、e overuse of cars is becoming one of the major causes of air pollution.,Look at these pictures and then tell your partner what you think about.,What is the kind of pollution? Why?,What is the kind of pollution? Why?,What is the kind of pollution? Why?,Whatkindsofpollutiondoyouknow? What caused the p

3、ollution?,Discussion,loud music cards rubbish planes littering ships factories smoking building houses mobile phone,Read these words and put them into the related pollution.,1a,Noise pollution:,loud music, planes, building houses, mobile phones,What other reasons do you know? machines, crowds, vehic

4、les,Air pollution:,cars, factories, smoking, building houses,What other reasons do you know? burning, power plants, nuclear waste disposal,Water pollution:,rubbish, littering, ships, factories,What other reasons do you know? sewage, industrial waste, pesticides,Listen and complete the sentences.,1.

5、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 dirty,rubbish,fish,1b,2. What caused the problem?,People are throwing _ into the river. Factories are putting _ into the river.,3. How should the problem be solved?,

6、We should write to the _ and ask them to _ the factories. Everyone should help to _ the river.,litter,waste,government,close down,clean up,Listen again and answer the questions.,1. How many kinds of problem did it mention?,2. Whats the reason of these problems?,The reasons are that people throw litt

7、er and factories put waste into the river.,It mentioned three kinds of problems.,Role-play the conversation with your partner by using the information in 1a.,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 throw

8、ing litter into the river. Tony: Everyone in this town should play a part in cleaning it up!,For example:,Have a try!,Have a try!,Have a try!,A: The river was full of waste. B: But it used to be A: Yes, but people are throwing B: To protect the river, everyone should ,A. land pollution,Listen to the

9、 interview. Circle the kinds of pollution that Jack and Susan talk about.,B. air pollution,C. noise pollution,D. water pollution,2a,Listen again and complete the sentences.,The air is badly polluted because there are _ on the road these days. Factories that burn coal also _ the air with a lot of bla

10、ck smoke. There is also too much rubbish and waste. People _ things every day. People are also littering in _ like parks. This is turning beautiful places into ugly ones.,more cars,pollute,are throwing away,public places,2b,1. Who attended the interview?,Listen again and answer the questions.,2. Wha

11、t do people throw away everyday?,3. What will they talk about next?,Jason and Susan.,People are throwing things like wooden chopsticks, plastic bowls and plastic bags.,They will talk about the things they can do to help solve the problems.,根據(jù)句意及所給單詞完成句子。,1. 因為這些天路上有更多的汽車，所以空氣被嚴(yán)重污染了。,2. 燒煤的工廠因為很多黑煙也污

12、染著空氣。,The air is badly _ (pollute) because there are _ _ (car) on the road these days.,Factories that burn coal also _ (pollute) the air with a lot of black smoke.,more,cars,pollute,polluted,3. 這兒也有過多的垃圾和廢物。人們每天都在扔著東西。 There is also too much rubbish and waste. People are _ (throw) things every day.,

13、4. 人們也在像公園這種公共場所扔垃圾。 People are also _ (litter) in _ like parks.,throwing,public places,littering,Role-play the conversation with your partner after the example.,2c,Jason: The air has become really polluted around here. Im getting very worried. Susan: Yes, I used to be able to see stars in the sky.

14、Jason: The problem is that ,For example:,A: The pollution appears everywhere, like B: Yes, I used to be able to see A: The problem is that B: That is because ,A: Do you see the river? Its not clear any more. B: Yes, I used to What do you think about the reason? A: I think it was caused by B: Well, e

15、veryone should ,Listen to the conversation and answer the questions.,1. Whats the way to solve the air pollution?,2. Whats the way that Jason and Susan both do to solve the waste pollution?,We should take the bus or subway instead of driving.,They both bring a bag when they go shopping.,2d,Make conv

16、ersations with your partner to role-play Jason, Susan and the interviewer to talk about the solutions.,Role-play,A: What are your ideas for cutting down the pollution? B: To cut down the pollution, we should A: So together, our actions can make a difference and ,For example:,Can you find the solutio

17、ns mentioned in the conversation? List them. What other ways can you find to solve the problems? Try to talk with your partner.,Take the bus or ride a bike instead of driving,Bring a bag instead of plastic bags when shopping,Try not to use things that can only be used one time,Remember to throw rubb

18、ish into the bins,Increase environmental awareness,Try to put different kinds of waste into different bins,Earth Hour is a worldwide movement for the planet organized by the World Wide Fund for Nature (WWF). The event is held worldwide from 8:30 to 9:30 p.m. on the last Saturday in March.,Earth Hour

19、 2014 was on Saturday, March 29, from 8:30 pm to 9:30 pm in a locations local time. Earth Hour 2015 will be on Saturday, March 28, from 8:30p.m. to 9:30p.m. during participants local time.,Earth Dayis an annual event, celebrated on April 22, on which day events worldwide are held to demonstrate supp

20、ort for environmental protection. It was first celebrated in 1970, and now is globally celebrated in more than 192 countries each year.,1. I think people are throwing litter into the river.,litter n. 垃圾，廢棄物,Itis wrong toleaveoneslitterinpublic places. 在公共場所遺棄雜物是不對的。 Littercovered the cinema floor af

21、ter the film. 電影結(jié)束后，影院的地上滿是垃圾。,clean / pick up litter 清除/收拾雜物 drop / leave litter 亂扔雜物 a terrible litter 亂七八糟的一大堆 a litter of magazines 亂七八糟的一堆雜志,litter指公共場所丟棄的小片/塊垃圾，如紙片、塑料袋、易拉罐、飲料瓶等。 rubbish指必須及時清除的剩余物，比如廚房里的垃圾，生活垃圾等等。 waste作名詞用時可表“廢物”的總稱，可指“荒地”，也可指“廢品、廢料”。,詞義辨析： litter, rubbish和waste, Dont dropli

22、tter, boy. Look at the sign “Rubbish _ into the dustbin”. Sorry. has thrown B. was thrown C. must throw D. must be thrown,D,If you see anylitteron the school playground, youd better _. （2010湖州中考） give it away B. pick it up C. turn it off D. put it on,B,Dontlitter. 勿亂丟雜物。 Whydoyoualwayslitterupthetab

23、lewithallthesenewspapers? 你為什么總是將報紙亂丟, 把桌子弄得亂糟糟呢？,litter v. 亂扔；弄亂,拓 展,2. Even the bottom of the river is full of rubbish.,bottom n. 底部，最下部,The correct answers can be found at the bottomof Page 8. 正確答案在第8頁末尾。 I was writing my signature at thebottom of the page. 我當(dāng)時正往那頁紙的底部簽名。,反義詞： top n. 底部，最下部,相關(guān)短語：

24、 at the bottom of 在的底部,at the top of 在的頂部,He satatthebottomofthestairs. 他坐在最下面的一級樓梯上。 He stoppedatthetopofthestairs. 他在樓梯頂端停了下來。,根據(jù)句意及漢語提示填空。 My best friend saved my life. I thanked him from the _ (底) of my heart.,bottom,他們的船在峽谷的底部。 Their boat is _ the canyon.,at the bottom of,3. There were no more

25、fish for fisherman to catch.,fisherman n. 漁民，釣魚的人,Mydadwasafisherman, andhelovedthe sea. 我爸爸是一位漁夫，他非常熱愛大海。 The fishermen were mending their nets. 漁夫們在補漁網(wǎng)。,policeman 警察 spaceman 宇航員 workman 工人 postman 郵遞員,拓 展,名詞后綴-man可表示“從事某種職業(yè)的人”,4.They should close down the factories.,close down （使）停業(yè)/ 停產(chǎn)；關(guān)閉,The ol

26、d factory will have toclose down. 老工廠將不得不停產(chǎn)。 The shop has already closed down. 那家店已經(jīng)關(guān)門了。,(2014包頭中考) If the company fails to make enough money, it will have to _.A. take away B. close down C. break up D. set off,B,close in 使關(guān)閉；包圍 close out 結(jié)束；拋售；停業(yè) close by 在附近 close on 接近，趕上 close up 關(guān)閉，靠近，愈合 close

27、with 以結(jié)束，靠近,相關(guān)短語,5. Everyone should play a part, not just the government.,play a part (in doing) 在中起作用，參與，扮演一個角色,Zoos play a great part in protecting animals and stopping them from disappearing. 動物園對保護(hù)動物和防止動物消失發(fā)揮著很大作用。,He played a small part in the play. 他在這出戲里演一個小角色。,6. To cut down air pollution, w

28、e should take the bus or subway instead of driving.,cut down 減少，削減,Thearticleistoolongandshouldbecutdownbyhalf. 這篇稿子太長, 得減去一半。 Car owners were asked tocut downthe travels by car. 要求車主們減少駕車出行的次數(shù)。,cut down on 節(jié)省，減少,Hecutdownoncoffee and cigarettes, and ate a balanced diet. 他喝咖啡和吸煙都比以前少了，飲食也均衡了。 If you

29、 want to be healthy,cutdownon the amount of salt you eat. 如果想要健康點的話，就減少鹽的攝入量。,【2010江蘇連云港】The fire was completely _ shortly afterwards with the help of the firemen. A. cut down B. put out C. give out D. floated away 解析：cut down 砍到, put out 撲滅, give out 分發(fā), floated away 飄走。,B,If you _ your name on the

30、 paper, you can get a magazine. (2013.徐州) A.cutdown B. lookdown C. turndown D. writedown,D,解析：cut down 減少；look down 向下看；turn down調(diào)小；write down寫下。 句意：如果你在紙上寫下你的名字，那你就可以得到一本雜志。,7. There are other advantages of bike riding.,advantage n. 優(yōu)點，有利條件,His height was an obviousadvantagein doing this job. 干這項工作

31、，他的身高是明顯優(yōu)勢。 Theadvantagein going faster is that you can get there quicker. 快點走的好處在于，你可以早點到那。,disadvantage n. 缺點，不利條件,【2013四川內(nèi)江】 Im happy to see great _ have taken place in my hometown. Many new roads have been built. A. experiences B. advantage C. dream D. changes His poor eyesight is a(n) _ (advant

32、age) to him.,D,disadvantage,8. Its good for health and it doesnt cost anything.,be good for 對好/有益處,Itwillbegoodforhertobeoutin thesun. 出去曬曬太陽對她有益。 They argued all the time and thought it couldntbegoodforthe baby. 他們一直在爭論，認(rèn)為這對孩子肯定不好。,be bad for 對不好/有害,(2011烏魯木齊) Ithinkdrinkingmilkisgood_ ourhealth A.

33、 for B. to C. with D. at,A,解析：本題考查短語begoodfor的用法。,be good at 擅長于，在方面做得好(= do well in) be good to 對待好,知識鏈接,cost v. 花費,The small gift could give a lot of pleasure and doesntcostmuch. 小禮物花錢不多但卻可以帶來許多樂趣。 Howmuchdoes thetourtoGuilincost? 到桂林旅行要花費多少錢？,知識鏈接,Whatisthecostofthiscar? 這輛車的價錢是多少？ The scientific

34、 books will be sent without cost. 這些科學(xué)書籍將免費贈送。 He saved his daughter at thecostof his life. 他以犧牲自己的生命挽救了女兒。,cost n. 花費，價錢；代價,四個“花費”你分清楚嗎？,一、cost的主語是物或某種活動， 句型有： 1) sth. costs (sb.) +money 某物花了(某人)多少錢 2) (doing) sth. costs (sb.) +time 某物(做某事)花了(某人)多少時間 二、spend的主語通常是人，句型有： (sb.) spend money / time on sth. (sb.) spend money / time (in) doing sth. I spent fifty yuan on the co