Module 12 Unit 1 If everyone starts to do something, the world will be saved.课件(共31张PPT，内嵌音频)英语外研版九年

(共31张PPT)
Module 12
Unit 1
If everyone starts to do something, the world will be saved.
1. To read and use new words correctly.
2. To listen and and get the information from the conversation.
3. To talk about environmental protection.
01
学习目标
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.
Talk about how to save our world.
Warm up
What can we do
factory
pollute
recycle
waste
enemy
n. 制造厂；工厂
v. 污染
v. 回收利用，再使用(废品)
n. 废料；废弃物
n. 敌人；仇人
Learn
Learn the new words and expressions.
crop
kill
oil
less
hopeless
n. 庄稼；作物
v. 杀死；弄死
n. 石油
adj. 较小的；较少的 n. 较少数；较少量adj. 无望的
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
02
新课讲授
Air has been polluted because
factories produce electricity and
energy for human beings every day.
A large number of metal cans
are thrown away everywhere.
We waste a great deal of metal.
1. 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.
pollution
rules
recycle
glass
Listen and complete the sentences.
2
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 the
water for their crops.
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’re so many cars on the roads. They use so much
oil and cause pollution as well.
Listen and read.
3
Daming: But we are 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…
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.
Daming: Nice idea!
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.
It’s no use…
Such as…
Nice idea!
Everyday English
Pollution problems
1. If the rivers are polluted,
____________________________________.
2. In some places, pollution from factories
____________________________________.
3. The cars on the roads
____________________________________.
farmers can’t use the water for their crops
spreads over cities and villages
use so much oil and cause pollution as well
Now complete the notes.
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 again
sells the waste and uses the money
in poor areas
ways to save energy and recycle at home
less waste
担心
在一些地方
扩展，延伸
做某事是没用的
例如
收集垃圾
贫困地区
开始做某事
be worried about
in some places
spread over
it's no use doing something
such as
collect waste
poor areas
start to do something
Practice
Find the phrases in the dialogue and remember them.
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。
Language points
spread over 遍布在……, 覆盖在……
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 on the roads. They use so much oil…
道路上有很多车，它们使用很多油……
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。
There was so much noise outside that we couldn’t hear the teacher.
外面嘈杂声很大，以至于我们不能听到老师的话。
He feels nervous when he faces so many people.
面对那么多人，他感到紧张。
4. They use so much oil and cause pollution as well.
它们使用如此多的燃油，也造成许多污染。
as well 也；又
(1) 相当于too或also, 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 as well.
我要去伦敦，我妹妹也去。
(2) as well 在口语中也可置于句中，意为“也好，也行”或“倒不如”。
用来缓和语气。
You may as well go. 你去也好。
(3) as well 也可以直接用于just之后，用作应答语。
可视为 ( It’s just as well ) 的省略。意为“幸亏，无妨，没关系”。
—We are too late to see the film.
— Just as well, I hear it isn’t very good.
5. Such as … 例如……？
such as 用来列举几个同类的事物，意为“例如，诸如 此类的，像……那样的”。
Animals such as rabbits and deer continue to be active all winter.
像兔和鹿这样的动物整个冬天都很活跃。
There are few poets such as Keats and Shelly.
像济慈和雪莱这样的诗人现在很少了。
6. That means less waste. 这意味着更少的浪费。
less 较小的，较少的； 较少数，较小量
(1) less 是 little(小；少)的比较级。
He spends less time (in) doing experiments.
他做实验花的时间较少。
(2) “less+形容词或副词”构成比较， 译为“较不，更不”。
It is less cold than it was yesterday.
天气不如昨天冷。
(3) less 作名词时， 表示“较小量，较少量”
There is less to do in this job than the last.
这份工作没有上份工作量大。
(4) less 作介词时， 译为“减去”
Five less two leaves three. 五减去二余三。
The time cycle is a year less three days.
(时间)周期是差三天一年。
7. I don’t think it’s hopeless. 我认为它不是没有希望的。
hopeless 形容词，“无望的”；hope可做名词和动词，
表示“希望”。
(1)用于表示可能实现的事情，后接从句，用陈述语气。
I hope I shall see him again. 我希望再见他一次。
(2)hope 多用于指对好事物的盼望，预想；
对坏事物的预想多用I am afraid…
I hope it will be fine tomorrow.
我希望明天天气好。
(3) hope 所希望的一般指将来或现在的事情，不指过去的事情。
I hope he will come. 我希望他会来。
(4) hope 可用于 hope to do 结构， 但不能说 hope sb. to do sth.
I hope to watch the football match again.
我希望再看一次那场足球赛。
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 use a lot of (7)_____ and cause
pollution too.
enemy
factories
kill
pollute
spreads
causes
oil
4
Complete the passage with the correct form of the words in the box.
cause enemy factory kill oil pollute spread
1. 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.
5
Listen and mark the words which the speakerlinks.
—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 .
6
Work in pairs. List the pollution problems in your place.
Choose one problem and say what should be done about it.
— The water are polluted, farmers can’t use them to water their
crops. We should stop the factories from polluting the river.
— I agree. And we should stop them from polluting the air as well.
—People cut down too many trees.
What can we do to stop it
—We should plant more trees and flowers.
—People leave rubbish everywhere.
What can we do to stop it
—we should put rubbish into dusbins.
A: What kinds of pollution are there in your city
B: Air pollution/white pollution/water pollution...
A: What can we do to stop it
B: I think we can ride our bicycles to school more/...
A: Good idea.
B: How about your city
A: ...
Practice
Now you can make a diague like this: