Module 12 Wonders of the world Unit 1课件＋音频(共21张PPT) 外研版九年级上册

(共21张PPT)
Module12
Unit 1
If everyone starts to do something, the world will be saved.
学习目标
能熟悉并能正确运用本课时的重点单词和短语
能听懂有关环保的日常对话并获取细节信息
能用英语谈论环境污染问题及环保措施
Warm-up
Answer the questions.
1. What is the video about
2. What are three main forms of pollution
Look and learn
waste
recycle
crop
Pre-listening
Look and learn
air pollution
water pollution
noise pollution
Pre-listening
Discuss the meaning of the words.
factory pollute recycle waste
Pre-listening
新课讲授
The factory is causing a lot of air pollution and water pollution.
Work in pairs. Look at the pictures and talk about them. Use the words in the box to help you.
There are some glasses, bottles and paper.
factory pollute recycle waste
Pre-listening
What is this factory
What happens in this factory
Some wastes can be recycled in this factory.
Maybe a recycling center.
Pre-listening
1. The factory is causing a lot of __________ .
2. There should be some _______ to stop pollution.
3. The second photo is a centre.
4. We can _______ waste products, such as_______ in a recycling centre.
pollution
recycle
rules
glass
Listen and complete the sentences.
recycling
Pre-listening
1. What is the great enemy in the future
2. What happens to people
3. What’s a green school
Pollution.
It makes people ill, and may even kill them.
Listen and answer.
While-listening
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;
Students also learn ways to save energy and recycle at home.
Complete the notes.
Problems
1. If the rivers are polluted, ________________________________________.
2. In some places, pollution from factories ____________________________.
3. The cars on the roads ___________________________________.
What should we do
4. Support a green school: every class which can be __________
_________. Then the school ______________to help students .
5. Students learn .
That means .
the farmers can’t use them to water their crops
spreads over cities and villages
use so much oil and cause pollution
collects waste
recycled or
sells the waste
in poor areas
ways to save energy and recycle at home
less waste
used again
While-listening
Complete the passage with the correct form of the words in the box.
cause, enemy, factory, kill, oil, pollute, spread
Pollution is our great (1)________. Pollution from (2)__________is a danger to our health, and may even (3)____ people. Factories sometimes (4)________ rivers, and farmers cannot use the water for their crops. Pollution (5)________ over cities and villages, and that (6)______ even more danger. Cars in the street use a lot of (7)_____and cause pollution too.
enemy
factories
kill
pollute
spread
causes
oil
Post-listening
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。
What he studied spread over many fields.
他所研究的内容涉及许多领域。
Language points
spreads over 遍布在……, 覆盖在……
2. They use so much oil and cause pollution as well.
它们过多地耗油，也造成了污染。
Bill speaks French, and Spanish as well.
比尔说法语，也会说西班牙语。
as well意为“也”，用于肯定句，常位于句末。
辨析：as well, too, also与either
词汇 释义 用法 例句
as well 也 用于肯定句，常位于句末，无须用逗号与句子隔开 I am going to London and my sister is going to as well.
我要去伦敦，我妹妹也去。
too 用于肯定句，常用于句末，通常用逗号与前面的内容隔开 When I’ve finished painting the bathroom, I’m going to do the kitchen, too.
我油漆完浴室后，还要油漆厨房。
also 用于肯定句，放在句子中间，位于实义动词之前，be动词、助动词、情态动词之后 I think you heard and also understand me.
我想你听到了我的话，也明白我的意思。
either 用于否定句，只能放在句末，通常用逗号与前面的内容隔开 I can’t speak French and can’t write it, either.我不会说法语，也不会写。
as well, too, also, either 均可表示“也”，但它们在用法上有所区别，具体如下：
3. It’s no use talking about things we can’t do.
It’s no use doing sth. 做某事没有用处
e.g. It’s no use complaining.
抱怨没有用处。
Listen, George, it’s no use living in the past.
听着，乔治，活在过去是没有用的。
4. 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。
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.
Now listen again and repeat.
Work in pairs. List the pollution 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.
* You can take subway instead of cars.
* Don’t use plastic bags too much.
* Take your own bags when shopping.
* Turn off the lights when you leave the room.
* Turn off the shower while you are washing your hair.
If everyone starts to do something, the world will be saved.
What can we do to protect our world
1. at a green school
2. collect waste
3. in poor areas
4. save money and recycle
5. save energy
It’s no use…
Such as…
Nice idea!
Everyday English
Key phrases
课堂总结