外研版九年级上册Module 12 Save our world Unit 1 课件(共28张PPT，无音频)

(共28张PPT)
What problem does the video talk about
What problem does the video talk about
Pollution
What kind of pollution do you know
air pollution
soil pollution
waste pollution
water pollution
noise pollution
light pollution
factory
What may cause pollution
car
ship
human activities
Pollution from factories spreads over cities.
(factory) n.工厂
The cars use so much oil and cause pollution.
石油 n.
The rivers are polluted.
污染 v.
It makes people ill, and may even kill us.
Pollution is our enemy. Let’s fight it!
敌人 n.
杀死 v.
Unit 1
If everyone starts to do something, the world will be saved.
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.
Listen and complete the sentences.
P96
2
pollution
rules
recycle
glass
How to reduce pollution
recycle v.回收利用
1
2
3
If we don’t’ start to do something, the earth will be polluted more seriously.
What can we students do about pollution
We can save the world by recycling waste.
recycle v.回收利用
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.
After a lesson on the environment, Lingling and her classmates are talking about it. They come up with an excellent idea.
Listening 1
Listen and outline the basic structure of the passage.
Pollution problems
What the students can do
The future (hopeful)
Listening 2
What are the pollution problems in the dialogue
Listen again and finish mind-map 1.
pollution
problems
Pollution from factories
spreads over cities and villages.
It makes people ill, and may even
kill them.
If the rivers are polluted,
farmers can’t use the
water for their crops.
Cars on the roads use
so much oil and cause
pollution as well.
n. 庄稼
n. 石油
Listening 3
What can students do to make a green school
Listen again and finish mind-map 2.
green school
Every class collects
waste which can be
recycled and used
again.
The school sells the waste
and uses the money to help
students in poor areas.
Students at a green school
also learn ways to save energy
and recycle at home.
In a green home, we can save water by taking
shorter showers.
Nice idea! And we should turn off the lights
when we leave a room.
That’s a good idea.
…
Work in groups of four. Talk about how to
make your home a green home.
green home
Thinking &
speaking
How to make a green home
Report
To make a green home, we can….
We can also…
Reduce
Recycle
Reuse
Let’s work together to save our world!