《If everyone starts to do something，the world will be saved》Save our world PPT课件
Warm up
Talk about the pictures.
New words and expressions
/'fæktrɪ/ 制造厂；工厂 n. factory
/pə'lu:t/ 污染 v. pollute
/ri:'saɪkl/ 回收利用；再使用(废品) v. recycle
/weist/ 废料，废弃物 n. waste
/'enəmɪ/ 敌人；仇人 n. enemy
/krɒp/ 庄稼；作物 n. crop
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Listening and vocabulary
1.Work in pairs. Look at the pictures and talk about them. Use the words in the box to help you.
factory, pollute, recycle, waste
Air has been polluted because factories produce electricity and energy for human being every day.
A large numbers of metal cans are thrown away everywhere. We waste a great deal of metal
2. Listen and complete the sentences.
1. The factory is causing a lot of___________.
2. There should be some________ to stop pollution.
3. We can_________ waste products, such as_________and paper in a recycling centre.
3. Listen and read.
Lingling: 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 water for their crops.
Tony: And in some places, pollution from factories spreads over cities and villages. It makes people ill, and may even kills them. Pollution is a danger to our health.
Betty: And there’re so many cars on the road.
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Language points
1. And in some places, pollution from factories spreads over cities and villages.
在一些地方，来自工厂的污染遍布城市和村庄。
spreads over遍布在..., 复盖在...
What he studied spread over many fields.
他所研究的内容涉及许多领域。
2. Pollution is a danger to our health.
污染有害我们的健康。
a danger to…“对…是一种威胁；有伤害”，
相当于be dangerous to
It is a danger to your computer's health.
=It is dangerous to your computer's health.
这对你电脑的健康是个威胁。
3. And there’re so many cars in the street.
They use so much oil…
街道上有很多车，他们使用很多石油…
so many很多
You can’t crush so many people into the classroom.你不能让这么多人挤进教室。
so much很多
辨析：so many与so much
so many 用来修饰可数名词，so much 用来修饰不可数名词。
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Important Phrases
1. at a green school 在环保学校
2. collect waste 收集废品
3. sell the waste 卖废弃物
4. in poor areas 在贫穷地区
5. learn ways to 学习…的方法
6. Save money and recycle 节约钱并回收
7. start to do something 开始做些某事
Now complete the notes.
1.If the rivers are polluted,_________________.
2. In some places, pollution from factories ______________ .
3. The cars on the road__________________ .
4. Support a green school: every class ___________which can be______________. Then the school ___________to help students___________.
5. Students learn____________. That means__________.
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Exercises
一. 根据句意及首字母提示完成单词。
1. Don’t w_____ water. Please turn off the cock after you wash your hand.
2. I get a job in a f_________.
3. It’s more and more important for every to save e__________ now.
4. Air p_______ is quite harmful to our health.
5. The students from a green school are helping collect waste paper and bottles for r_______.
二. 用所给单词的适当形式填空。
1. We should give up those _______(waste) habit in order to save our world.
2. Some factories______ (cause) pollution.
3. I think ___________(environment) education for kids is necessary.
4. Most students on our school often collect _______(reuse) waste for recycling.
5. If we don’t look after our earth well, the future will be _______.(hope)
三. 根据汉语意思完成英语句子。
1. 每个人都应该关心自己的健康。
Everyone should ______ _______ _________ his health.
2. 来自该市的很多人都决心节约用水。
_____ _______ people from the city made up their mind to save water.
3. 迈克喜欢奶茶和可乐之类的饮料。
Mike likes drinks_____ ______ milk tea and cola.
4. 应该谈谈我们的事情。
We should ____ _____ what we can do.
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Homework
Finish the exercises in the workbook.
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