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1、Period 1 1a-2d WordsUnit 13 Were trying to save the earth.SectionALook at our earth!Endangered animals DesertificationNatural disastersPollutionWhat are the problem?We are harming our planet in so many ways.伤害伤害air pollutionnoise pollutionwater pollutionFactories pour dangerous gases into the air.Wh
2、at caused the problem?the Air pollution Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.loud musiccarsrubbishplaneslitteringshipsfactoriessmokingbuilding housesmobile phones1aNoise pollutionAir pollutionWater pollutionLoud music, planes,
3、building houses, mobile phones (machines,crowds)cars, factories, smoking, building houses (burning, power plants)rubbish, littering, ships, factories (sewage, industrial waste)What should we do to help save the earth We must think of better way to treat our planet in future.You drink a can of cola.
4、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.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
5、bag. Thats good for the Earth.Listen and complete the sentences.what was the problem?The river was _. even the bottom of the river was full of _. there were no more _ for fishmen to catch.really dirtyrubbishfish1bwhat caused the problem?people are throwing _into the river. Factories are putting _ in
6、to 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.litterwastegovernmentclose downclean upThe river was dirty. Even the bottom of the river was full of rubbish.But it used to be so clean!1cYes, but people are thr
7、owing litter into the river.Everyone in this town should play a part in cleaning it up!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 pollution2a1. The air is badly polluted because there are _on
8、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 away every day.4. People are also littering in_ like parks. Th is turns beautiful parks into ugly places.more carspolluteare throwing awaypublic places
9、Listen again and complete the sentences. 2b1. Who is the interviewer talking to?2. What are they talking about?3. What other problems do they see?Susan and Jason.The environmental problems.Theres too much rubbish and waste in the streets.The air has become really polluted around here. Im getting ver
10、y worried.Yes, I used to be able to see stars in the sky.The problem is that 2c Use the information in 2a and 2b to role-play conversations between Jason and Susan.Read 2d and complete the chart.ProblemsSolving problemsair pollutionwaste pollutionwooden (木头木头的的) chopsticks or plastic forksrubbishtak
11、e 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.2dJason and Susan, what are your ideas for solving these problems?Yeah, or ride a bike. There are other advantages (优点优点) of bike riding. Its good for health and
12、it doesnt cost (花费花费) anything!Well, to cut down air pollution, we should take the bus or subway instead of driving.Great ideas! What about waste pollution?Me, too. Also, I never take wooden chopsticks or plastic (塑料塑料) forks when I buy takeaway (外卖食品外卖食品) food. I use the ones at home.Mmm, I think s
13、imple things like bringing a bag to go shopping can help. I started doing that a year ago.And remember to throw rubbish in the bins and keep public places clean and beautiful for everyone.So together, our actions can make a difference and lead to a better future!辨析:辨析: turn, get与与become(1) become 多指
14、身份,职位等的变化,多指身份,职位等的变化,它强调变化过程已经完成,后面可以接名词它强调变化过程已经完成,后面可以接名词或者形容词。或者形容词。 He becomes a teacher.(2) get多用于口语,表示一种变化过程,多用于口语,表示一种变化过程,强调的是强调的是“渐渐变化渐渐变化”后常接形容词的比较级形式。后常接形容词的比较级形式。Language Points In winter the days get shorter. 冬天白天渐渐变短。冬天白天渐渐变短。(3) turn 指的是在颜色和性质等方面与以前的完指的是在颜色和性质等方面与以前的完全不同,强调变化的结果。全不同,
15、强调变化的结果。 leaves turned brown in the mountains. 山里的树叶已经变成了棕色。山里的树叶已经变成了棕色。 :uHer mother _ angry when she heard the news.uIts _ darker and darker outside.uThe milk has _bad.becamegettingturned cut down, 意为意为减少减少; 是是“动词动词+副词副词”结结构的短语,后面所带的宾语为名词时,宾语构的短语,后面所带的宾语为名词时,宾语可以位于可以位于down的前面或后面;为代词时只的前面或后面;为代词时只
16、能位于能位于down前面。前面。 Youd better cut the article down to about 2000 words. cut 后接后接off, into,up, in 的不同:的不同:cut off切断;切除切断;切除cut into把把.切成切成.cut up切碎切碎cut in 插队插队花费花费主语主语表示内容表示内容spend人人宾语可以是钱,精宾语可以是钱,精力,时间等。力,时间等。cost物或事物或事后接后接life,money,health,time等,等,侧重与花费的代价侧重与花费的代价take事或人事或人说明事情完成花费说明事情完成花费了了.辨析:辨析:
17、spend, cost, take, pay花费花费主语主语表示内容表示内容pay人人支付支付 作为及物动作为及物动词,可以是词,可以是 pay sb 或或pay some money;作为不及物动词,作为不及物动词,形式为形式为pay for。for表支付的原因。表支付的原因。1. He _ go out with his parents, but now he _ stay at home alone. A. use to; is used to B. is used to; used to C. use to; used to D. is used to; is used to2. Th
18、e interesting book _ me 10 yuan. A. took B. paid C. spend D. costChoose the best answer.3. We must do something useful to _ pollution. A. cut off B. cut up C. cut down D. cut in4. Smoking can _ lung cancer. youd better give it up. Awork on Blead to Ctake away Dput out5. -What are the _ of bike ridin
19、g? - It can help cut down air pollution. Aadvantage Breasons Cresults Dideas用方框中所给词的适当形式填空。用方框中所给词的适当形式填空。1. Dont throw _(垃圾垃圾) everywhere.2. In winter, many people burn _(煤煤) to keep warm.3. The police found a body at the _(底部底部) of the lake.4. The _(花费花费) of living in big cities is very high.5. He
20、 keeps a rabbit in a big _(木制的木制的) box.cost wooden, coal , bottom, littercost woodencoalbottomlitterThe earth is badly polluted. Please make a poster and think of what we can do. Review the new words and expressions. Practice the conversation in 2d.Cars also pour dangerous gases into the air.Some pe
21、ople smoke in public places. Noise pollutionWater pollutionThere are a lot of old newspapers at your home. What do you do?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. Th
22、ats 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. 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 lea
23、ve a room; use paper or reusable bags; recycle books and paper; turn off the shower when you wash your hair; dont use napkins; rethink, reuse, recycle . .You use paper on one side only. Thats bad for the Earth.You use paper on both sides. Thats good for the Earth.Make conversations using the polluti
24、on in 1a.The river has always been the nicest river in this town.Yes, it used to be so clean.But I was there last weekend and the river was really dirty.What caused the problem?Factories are also putting waste into the river.People are throwing litter into the river.What should we do?Yes, everyone i
25、n this town should play a part.We should write to the government and ask them to close down the factories.What else can we do?Everyone should help to clean up the river.1. Were trying to save the earth! 我们正在竭尽全力拯救地球我们正在竭尽全力拯救地球! try to do =try ones best to do 努力去做某事。努力去做某事。 Every student should try to study hard in order to study in a university. 为了进入大学学习,每个学生都应该努力学为了进入大学学习,每个学生都应该努力学 习。习。2. Here are some w
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