课件51张PPT。Module 12
Save our worldUnit 1
If everyone starts to do something,
the world will be saved.factory n.
制造厂; 工厂pollute v. 污染recycle v.
回收利用, 再使用(废品)waste n.
废料; 废弃物enemy n. 敌人; 仇人crop n.
庄稼; 作物kill v. 杀死; 弄死oil n. 石油PollutionPollution is our great enemy, and we have to fight it. What environmental problems do you know? Oil pollution Industrial waste pollutionWhite pollutionAir pollutionWater pollutionNoise pollutionThese pollutions are a danger to our health and to our world.What can we do to save the world?We can save the world by recycling waste.We can reduce air pollution by riding bicycles.We can save water by taking shorter shower.We can save energy by turning off the lights when we leave a room.What else can we do?1. Turn off computers when we are not
using them.
2. Use both sides of a piece of paper.
3. Send e-cards instead of paper cards.
4. Buy products that can be used again.
5. Reduce waste.Work in pairs. Look at the pictures and talk about them. Use the words in the box to help you.factory pollute recycle wasteThe waste air from factories is exhausted(排放). Many factories pour waste water into the lakes and rivers. And the waste plastics are also thrown into the river.The factories are causing a lot of pollution.①What may cause pollution?②Why do many of the factories pollute the air
and rivers?Some laws should be made to stop factories polluting. At the same time, people's awareness of environmental protection should be aroused and raised.③ How do you think the factories can reduce
pollution?Listen and complete the sentences.
The factory is causing a lot of
__________.
2. There should be some ________ to stop
the pollution.
3. We can _______ waste products, such
as _______ and paper in a recycling
centre.pollutionrulesrecycleglass123Watch and readRead the dialogue and complete the notes.Pollution problems
If the rivers are polluted, ___________
_______________________________.
2. In some places, pollution from factories ____________________________. farmers can’t use them to water their cropsspreads over cities and villages3. The cars on the roads _______________
__________________________. use so much oil
and cause pollution What the students can do
4. Support a green school: every class
_____________ which can be __________
___________. Then the school _____________
to help students _____________.
5. Students learn _________________________
_______________. That means ___________.collects waste recycled or used againsells the wastein poor areas ways to save energy and
recycle at homeless wasteComplete the passage with the correct form of the words in the box.cause enemy factory
kill oil pollute spreadExercisesPollution is our great ________. Pollution from ________ is a danger to our health, and may even _______ people. enemyfactorieskillFactories sometimes ________ the rivers, and farmers cannot use the water for their crops. Pollution _________ over cities and villages, and that _________ even more danger. Cars use a lot of _____ and cause pollution too. pollute spreadscausesoilLingling: After our lesson on the environment, I’m worried about the future. Pollution is our great enemy, and we have to fight it. If the rivers are polluted, farmers can’t use the water for their crops. Language pointson 关于，有关(严肃性的、正式的，学术性的)
about关于，有关（随意性的、普通的）be worried about=worry about担心have to do sth不得不做某事use sth for sth
使用某物做某事Tony: And in some places, pollution from factories spreads over cities and villages. It makes people ill, and may even kill them. Pollution is a danger to our health.
Betty: And there are so many cars on the roads. They use so much oil and cause pollution as well.make sb/ sth +形容词
使某人/某物怎么样be a danger to sb/sth
对…有害so many+可数名词复数
如此多在马路上so much+不可数名词
如此多也（放在肯定句句末）Daming: But we’re only students. We can’t do anything about factories and cars.
Betty: It’s no use talking about things we can’t do. We’ve got to think of things we can do?
Daming: Such as…It’s no use doing sth
做某事是没用的考虑Lingling: Do you think we can make our school a green school?
Daming: What’s a green school?
Lingling: At a green school, every class collects waste which can be recycled or used again. Then the school sells the waste and uses the money to help students in poor areas. make sb/sth +名词
使…成为…收集垃圾use sth to do sth
使用…做某事贫困地区的学习Daming: Nice ideas!
Betty: Students at a green school also learn ways to save energy and recycle at home. That means less waste.
Tony: That’s a good idea. Though pollution is heavy now, I don’t think it’s hopeless. If everyone starts to do something, the world will be saved. 节约能源第三人称单数1. Role play the conversation in groups;
2. Role play the conversation in front of the
class.Let’s see which group does the best.It’s no use …
Such as …?
Nice idea! Listen and mark the words which the speaker links.
After our lesson on the environment,
I’m worried about the future.
2. Students at a green school also learn ways to save energy and recycle at home.Pronunciation and speakingNow listen again and repeat. 在同一个意群(即短语或从句)中，如果相邻的两个词中前者以辅音音素结尾，后者以元音音素开头，就要自然地将辅音和元音相拼，构成一个音节，这就是连读。
连读的音节一般不重读，只需顺其自然地一带而过，不可以加音，也不可以读的太重。连 读连读规则：
1. “辅音+元音”型
2. “辅音+半元音”型
3. “元音+元音”型
注意：
若前一个词的结尾和后一个词的开头相同，这两个词要连读。 List the pollution problems in your place. Choose one problem and say what should be done about it.— The air pollution in our city is getting
worse. What can we do to stop it?
— I think we can ride our bicycles to
school more. It’s everyone’s duty to protect the environment. And we should start from every aspect of our daily life. Only by changing the way we treat the environment can we get along well with it. Only by saving the environment can we save ourselves. If everyone starts to do something, the world will be saved.Ⅰ. 根据语境及提示写出所缺单词。
1. It's reported that an elephant was ________(杀死) on the mountain last week.
2. I think ________(石油) will be more expensive next year.?
3. Two new ________(工厂) will be built in the town in a few years.
4. The park is very dirty because there is lots of ________(废弃物) in it.
5. There was plenty of rain here, so the ________(庄稼) grew well.? killedoil? factorieswastecrops? Ⅱ. 从方框中选择恰当的单词填空。
1. The doctor advised me to eat ________ meat and more vegetables.
2. These things can be _______. Don't burn them.
3. If the water is ________, we can't get our drinking water from it.
4. We tried to stop the fire from spreading, but we knew it was ________.?
5. Peter and Paul were friends in the past, but now they are ________. lesspollute, hopeless, less, enemy, recyclerecycledpollutedhopelessenemiesⅢ. 根据汉语意思完成句子，每空一词。
1. Ann喜欢唱歌，也喜欢跳舞。
Ann likes singing, and she likes dancing ________ ________.
2. Jenny没有回家，她的父母亲担心她的安全。
Jenny didn't come back home and her parents were ________ ________ her safety.
3. 隐瞒真相是没有用的，人们迟早会知道的。
________ ________ ________ hiding the fact. People will know it sooner or later.as wellworried aboutIt's no use4. 吸烟会危及你的健康，你必须停止吸烟。
Smoking is ________ ________ ________ your health. You must stop it.
5. 这个消息很快在学校传开了。
The news ________ ________ the school quickly.
6. 我们应该尽力帮助贫困地区的人。
We should try to help the people ________ ________ ________. a danger tospread overinpoor areas Ⅳ. 根据括号内的要求完成下列各题。
1. We can do something to make our city more beautiful. ????(改为一般疑问句)
________ you ________ ________ to make your city more beautiful?
2. That's a very good idea.???? (改为感叹句)
________ ________ good idea that is!?
3. The students should collect waste. It can be used again.?????? (合并为一句)
The students should collect waste ________ ________ be used again.Can do anythingWhat athat/whichcan4. They have to fight pollution to protect the environment.??? (对划线部分提问)
________ do they have to ________ to protect the environment?What do?? Make a list about how can we protect the environment.
