外研版九年级英语上册课件 Module 12 Save our world Unit 1 (共26张PPT，无音频)

(共26张PPT)
Module 12
Save our world
Unit 1 If everyone starts to do something,
the world will be saved.
What’s this
The earth is crying.
Because it is seriously
polluted.
air pollution
How many kinds of pollution do you know on the earth
Air has been polluted because factories and cars produce the waste gas（废气） every day.
water pollution
1.Some factories pour(倾倒) the waste water into the rivers. 2.water has also been polluted by people because they often throw away their wastes everywhere.
3.As a result, tons of fish have been dead.
1.Waste glass and paper are thrown away by people everywhere.
2.Fields and rivers are polluted.
dust pollution
white pollution
noise pollution
Noise pollution can cause hearing problems ,mental health Problems and difficulty sleeping problems and so on.
let's save our world
Listening
Work in pairs. Look at the pictures and talk about them. Use the words in the box to help you.
factory pollute recycle waste
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.
pollution
rules
recycle
glass
Read 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 crops
spreads over cities and villages
3. 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
_________.
collects waste recycled or used again
sells the waste
in poor areas
5. Students learn ________________
__________________. That means
___________.
ways to save energy and recycle at home
less waste
1. 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。
2. Such as ...
such as 这个短语常用来表示举例说明。
e.g. — There are lots of things you could
do. 有很多你们能做的事。
— Such as … 比如说……？
3. That means less waste.
less adj. 较小的; 较少的
n. 较少数; 较少量
less 是 little 的比较级, 指物体的体积或 分量相对于别的物体少。
e.g. The firm has less money and fewer staff than last year.
公司的资金和人员都比去年少了。
4. Though pollution is heavy now, I don’t think it’s hopeless.
hopeless adj. 无望的
e.g. The doctor said the old man’s
condition was hopeless.
医生说这位老人的病是没有希
望的了。
Complete the passage with the correct form of the words in the box.
cause enemy factory
kill oil pollute spread
Pollution is our great ________. Pollution from ________ is a danger to our health, and may even _______ people.
enemy
factories
kill
Factories 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
spreads
causes
oil
Work in groups
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.
…….
For example
Write a passage about how to control pollution and how save our earth.