牛津深圳版初中七上：Unit 3 The earth. writing 课件（18张PPT）

Unit
3
Module 2 The natural world
Oxford English
Writing
The Earth
Do you still remember what was the problem with our earth?
Group discussion
…
More practice
Where does air pollution come from?
?
?
?
?
?
?
?
Different kinds of pollution
air pollution
land pollution
water pollution
…
Pollution
Causes of pollution
Things we can do
from traffic, …
air pollution
water pollution
land pollution
…
waste, …
rubbish, …
…
plant more trees, …
clean rivers, …
put rubbish into bins, …
…
Do you know?
In pairs, talk about what we can do to protect the Earth. Follow the example.
S1: What kinds of pollution are there?
S2: There is air pollution, water pollution, land
pollution and so on.
S1: Where does air pollution come from?
S2: It mainly comes from traffic and factories.
S1: What can we do to protect the Earth?
S2: We can plant more trees.
S1: Are there any other things we can do?
S2: We can …
Writing: Protect the Earth
A In pairs, look at the photos below and discuss the
problems with your classmate. What can we do to
solve these problems?
people/catch a lot of fish every day/
fewer and fewer fish in the sea each year
people/burn things to make energy/ pollute the air
people/throw away
a lot of rubbish everyday/
pollute the land
people/put waste into rivers and seas/ pollute the water
B Use the information in A to complete the report below.
PROTECT THE EARTH
What problems do we have?
People _______________________________________.
There are _____________________________________.
People _______________________________________.
This __________________________________________.
People _______________________________________.
This __________________________________________.
People _______________________________________.
This __________________________________________.

What can we do to protect the Earth?
We must stop ______________________________________________.
_______________________________________________________
Class presentation
Tell your own ways of protecting the Earth with the information in the picture and in the textbook.
Make a poster
In groups, with the help of the information in the picture and in the textbook, make a poster on protecting the Earth.
Group discussion
Practise writing a passage:
Protect the earth
What do you think we should write about?
Practise writing a passage:
Protect the earth
The steps of writing:
Step1: What’s wrong with the earth?
Step2: What do people usually do to our earth?
Step3: What should people do to protect our earth?
Homework
Finish your writing