资源简介 (共29张PPT)Unit 13We are trying to save the earth.(2a-2d)The earth is polluted.Susan: They’re also littering in public places, for example, during picnics in parks. This is turning beautiful places into ugly ones.Interviewer: You’re right. These are serious problems for our environment. Next, let’s talk about the things we can do to help.Tape scripts把…变成…2aListen to the interview. Circle the kinds of pollution that Jason and Susan talk about.land pollution B. air pollutionC. noise pollution D. water pollutionBecause of pollution, our sky isn’t blue any more.Because of pollution, the water isn’t clean any more.Listen to an interview and make your choices.What can we do to cut down air pollution (more than one choice)Drive the car B. Take the bus or subwayC. Ride a bike D. Bring a bag to go shoppingWhat can we do to deal with waste pollution (more than one choice)Bring a bag to go shoppingB. Take wooden chopsticks when buying take away foodC. Take plastic forks when buying take away foodD. Throw rubbish in the bins2bListen again and complete the sentences.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.more carspolluteBecause of pollution, more and more people suffer from cancer.air pollutionThe factories thatburn coal pollutethe air with a lot ofblack smoke.n. 煤炭Can you think of the different kinds of pollution Susan: Mmm, I think simple things like bringing a bag to goshopping can help. I started doing that a year ago.Jason: Me, too. Also, I never take wooden chopsticks or plasticforks when I buy takeaway food. I use the ones at home.Susan: And remember to throw rubbish in the bins andkeep public places clean and beautiful for everyone.Interviewer: So together, our actions can make a difference andlead to a better future!外卖带来影响、起作用通向;导致Language points10. cause vt. 造成 n[C]. 起因(一般指不好的事情)Drinking and driving is one’s of the most common cause of traffic accidents.酒后驾车是导致交通事故最常见的原因之一。the cause of sth. 某事的起因What do you think has caused this problem 你认为什么造成了这个问题?industryharmfulcostwoodenplasticaffortn. 工业adj. 有害的v. 花费adj. 木制的adj. 塑料的v. 支付的起Words and expressionsmake a differencetake part inturn offpay forcut downlead to起作用;有影响参加关掉付费;付出代价减少导致Words and expressions1.---How much is the ticket toCentral Park ---A one-way ticket _____ $40, and you can____ anther $20 for a round-trip.A. costs, pay B. cost, spendC. pay, spend D. spends, pay2. The poor old man lived in a little ____ hut.A. wood B. woodenlyC. woodenness D. woodenAD0900018765432150004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds1分钟倒计时What we can do to reduce the pollution Disscuss2c Use the information in 2a and 2b to role -play conversations between Jason and Susan.Jason: The air has become really polluted around here. I’m getting very worried.Susan: Yes, I used to be able to see stars in the sky.Jason: The problem is that. . .Let’s watch this video.noise pullotionair pollutionwater pollutioncars, factories, smoking, building houses(burning, power plants, nuclear waste disposal) Loud music, planes, building houses, mobile phones(machines, crowds, vihicles) rubbish, littering, ships, factories(sewage, industrial waste, pesticides)1. We should take _______ or _______ instead of driving to cut down the air pollution.2. We should also _______ ______ _____. It’s good for health!3. Bring ___________ to go shopping.4. Never take _________________ or __________ when buying takeaway food.5. ______________ in the bins and keep public places clean and beautiful.What should we do the bussubwayrideabikea bagwooden chopsticksplastic forksThrow rubbishSo together, our actions can make a difference and lead to a better future!make a difference (to…)表示(对……)产生影响或作用make no difference to 对……没有影响e.g. Learning English well can make adifference to your future.学好英语会对你的前途有影响。2d Role-play the conversation.Interviewer: Jason and Susan, what are your ideas for solvingthese problems Jason: Well, to cut down air pollution, we should take the bus orsubway instead of driving.Susan: Yeah, or ride a bike. There are other advantages of bikeriding. It’s good for health and it doesn’t cost anything!Interviewer: Great ideas! What about waste pollution 减少;砍伐代替优点用动词的适当形式填空。1. We’re trying _______ (save) the earth.2. It used to _____ (be) clean and beautiful.3. There are too many ____ for __________to catch (fish).4. It’s bad for environment to use_________ (wood) chopsticks.to savebefishwoodenfishermentakeawaywoodenplasticadvantage (of)It's good for health.It doesn't cost anything.用方框中所给词的适当形式填空。1. Don't throw _______(垃圾) everywhere.2. In winter, many people burn ______(煤) to keep warm.3. The police found a body at the ________(底部) of the lake.4. The ______(花费) of living in big cities is veryhigh.5. He keeps a rabbit in a big _______(木制的) box.cost wooden, coal , bottom, littercostwoodencoalbottomlitterExercisesⅠ. 根据句意及中文提示,补全句中所缺单词。1. In the past people used (煤)to produce electricity.2. The new car (花费)a lot of money, but it was certainly worth it.3. There is a (木制的)bed, a table and two chairs in this small room.4. It is a very clean city. You will hardly find (废弃物)when you walk along the streets.5. My uncle is a great___________ (渔民)and he caught four fish this morning.6. Some cups in the shop are nice and expensive and the others are (丑陋的)and cheap.7. Living in this street has a lot of ____________(优点). The only drawback (弊端) is noise.coalcostwoodenlitterfishermanuglyadvantages1.Recite the conversation in 2d.2.Copy the Summary twice.3.Preview Section A 3a-3c. 展开更多...... 收起↑ 资源预览