Unit 13 We are trying to save the earth.,Section A 1a-3b,Read and learn words and expressions.,v.乱扔 /lit(r)/ n.垃圾；废弃物 n.底部；最下部 /btm/ n.渔民；钓鱼的人 /fi(r) mn/ n.煤；煤块 /kul/ adj.丑陋的；难堪的 /gli/ n.优点； /dva:ntid/, /dvntid/ 有利条件 v.花费 (cost,cost) /kst/,/k:st/ n.花费；价钱,litter bottom fisherman coal ugly advantage cost,adj.木制的；木头的 /wudn/ adj.塑料的 /plstik/ n.塑料；塑胶 n.外卖食物 /teikwei/ n.垃圾箱 /bin/ n.鲨鱼 /a:(r)k/ n.（鱼）鳍 /fin/ adj.残酷的；残忍的 /kru:l/,wooden plastic takeaway bin shark fin cruel,adj.有害的 /ha:(r)mfl/ 对有害 在顶部或顶端 n.链子；链条 /tein/ 食物链 n.生态系统 /i:ku,sistm/ n.工业；行业 /indstri/,harmful be harmful to at the top of chain the food chain ecosystem industry,n.法律；法规 /l:/ adj.科学上的；科学的/,saintifik/ 参加 v.承担得起（后果）； /f:(r)d/ 买得起 关掉 adj.可重复使用的； /,ri:ju:zbl/ 可再次使用的,law scientific take part in afford turn off reusable,付费；付出代价 采取行动 n.运输业； /,trnsp:tein/ 交通运输 v.回收利用； /,ri:saikl/ 再利用 n.餐巾；餐巾纸 /npkin/ 扔掉；抛弃,pay for take action transportation recycle napkin throw away,好好利用 某物 拆下；摧毁 上下颠倒；倒转 /psaid/ n.大门 /geit/ n.瓶子 /btl/,/ba:tl/ n.负责人； prezidnt/ 主席；总统,put sth. to good use pulldown upside down gate bottle president,n.灵感； /,insprein/ 鼓舞人心的人（或事物） 铁 /ain/ n.（音乐、艺术）作品 /w:(r)k/ n.金属 /metl/ 恢复；使想起；归还 n.创造力；独创性 /,kri:eitivti/,inspiration iron work metal bring back creativity,Language Goal,Talk about pollution and envirnmental protection,Objectives,To talk about air pollution, water pollution and sound pollution. To think about ways of protecting the environment. To learn the new words: advantage, scientific,serious pollution,We are harming our planet in so many ways.,伤害,air pollution,soil pollution,water pollution,the earth song by Michael Jackson !,Factories pour dangerous gases into the air.,Cars also pour dangerous gases into the air.,tail gas,air pollution!,The weather is always foggy. We cant see the blue sky. We cant breathe the fresh air. Do you know why?,Factories produce too much dangerous smoke. The traffic produces too many fumes. Some people smoke in public places.,Dad, whats the acid rain?,Natural resources are disappearing at a dangerous rate.,以危险的速度,Group One,Group Two,Group Three,desert,灭绝,extinct,Help save the earth,We must think of better way to treat our planet in future.,What do you usually do ? Are you a friend of the Earth? Take this quiz.,START,You drink a can of cola. What do you do?,I throw away cans.,I recycle cans.,You throw away the cans. Thats bad for the Earth.,You recycle the cans. Thats good for the Earth.,I throw the old newspapers away.,I recycle the old newspapers.,You throw old newspapers away. You waste paper. Thats bad for the Earth.,You recycle old newspapers. You save paper. Thats good for the Earth.,You go shopping. What do you do?,I use a lot of new plastic bags.,I use my own bag.,You use a lot of new plastic bags. Thats bad for the Earth.,You use your own bag. Thats good for the Earth.,When you write on a piece of paper, what do you do?,I write on one side only.,I write on both sides.,You use paper on one side only. Thats bad for the Earth.,You use paper on both sides. Thats good for the Earth.,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; rethink,reuse, recycle . .,solutions,industry harmful cost wooden plastic affort,n. 工业 adj. 有害的 v. 花费 adj. 木制的 adj. 塑料的 v. 支付的起,Words and expressions,make a difference take part in turn off pay for cut down lead to,起作用；有影响 参加 关掉 付费；付出代价 减少 导致,Words and expressions,Were trying to save the earth. 我们在努力拯救地球。 The rive used to be so clean. 这河流过去是如此的清澈。 The air is badly polluted. 空气被严重污染。 The method is not only cruel, but also harmful to the environment. 这种方法不仅残酷，而且对环境也有害。,Sentences,基础预习 写出下面单词的意思 litter_ bottom_ fisherman_ ugly_ cost_ plastic_ coal_ advantage_ wooden_,把下面的短语与汉语意思连起来。 make a diffenence cut down lead to be full of play a part in,导致 起作用 减少 参与 充满,Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.,1a,noise pullotion,air pollution,water pollution,Listen and complete the sentences.,1b,really dirty,rubbish,fish,litter,waste,government,close down,clean up,Watch and read,Role-play the conversation. Then make your own conversations about the kinds of pollution in 1a.,1c,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 ar