(共37张PPT)
Unit 9
Saving the earth
Why is she crying
Why is she so sad
Have we done something bad to her
Discuss
Water Pollution
Rubbish
Desertification
Deforestation
Air pollution
Starvation
smoke from factories
smoke from cars
Viet Nam War
Iraq War
What causes the problems
waste from cities
waste from factories
what cause(s) water pollution
And what’s the result
Trees are cut down.
Nothing can hold….
Soil is blown away.
Soil is washed away.
Trees are destroyed.
Too many sheep and cattle.
All the grass is eaten.
Grass never grows again ; The land becomes desert.
Starvation(hunger) and poverty
Starvation is mainly caused by the uneven distribution of wealth and sometimes by war or natural disasters. We can reduce starvation by redistributing the wealth of rich countries, by providing education and technology to developing countries, and by giving monetary aid to disaster-stricken areas.
Our earth is injured and she is being sent to hospital .
We have only one earth.
Let’s take action to save it.
only one
What can we do
rubbish
box
×
×
basket
clean
What can we do
↖
↘
↙
↗
solar energy
Pre-listening: What will the speaker talk about
in the speech
Part 1:
Why is she giving this speech
2. What does she think the serious problem is
She is giving this speech to celebrate Earth Day(and to talk about serious problems/to ask people to take action).
She thinks that water pollution/protecting our water is the most serious problem.
listening:
3. What does she say we should do about it
4. What do you think she will say next
(1). We must learn to take better care of our water.
(2). We must stop polluting our water.
(3). We must learn to save water in our daily life.
She will talk about the three main ideas she has mentioned.
part one
Today we are celebrating Earth Day.Earth Day is a day for reflection and______.Today, people in countries all over the world get together to _______the earth and our future, and to take action to _______ the current situation. Earth Day is a chance for us to learn _____the world and change our behavior.It helps me understand that we must act. If I __________more about the earth in the past ,I would have made different choices about what to do and what to buy.It is _________ too late to change.
action
discuss
improve
about
had known
never
part two
point1: 1.We should _________________ of our water .
2.We must________________ when we use our water .
3.We must use _______________________ ____________to solve the problem.
4.If we ____________ and_______ what we know, we will be _________________ ________for all of us.
point2:
Argument:
We must ________________our water.
Problem:
We are _______________________ pace. Cars, factories, and air conditions pollute the air and the water.
Solutions:
We must__________________we think and live.
Let’s not _______if we can walk or_________.
Let’s try not to use ______________ more than what is absolutely necessary.
Let’s not buy products that _______________.
Let’s make new_____________and use new technology to ______________that factories are green and clean.
part two
point1: 1.We should _________________ of our water .
2.We must________________ when we use our water .
3.We must use _______________________ ____________to solve the problem.
4.If we ____________ and_______ what we know, we will be _________________ ________for all of us.
take better care
be more careful
share
the knowledge and modern
technology
work together
future
building a better
point2:
Argument:
We must ________________our water.
Problem:
We are _______________________ pace. Cars, factories, and air conditions pollute the air and the water.
stop polluting
polluting water at an alarming
Solutions:
We must__________________we think and live.
Let’s not _______if we can walk or_________.
Let’s try not to use ______________ more than what is absolutely necessary.
Let’s not buy products that _______________.
Let’s make new_____________and use new technology to ______________that factories are green and clean.
change the way
drive
cause pollution
rules
make sure
air conditioners
ride a bike
A meeting is being held in a area where there is a lot of coal .coal is a valuable resource that can be used to produce energy, but it can also cause serious pollution.
Discussion:
A
businessman
An environmentalist
A
scientist
A
local citizen
You think that we should burn the coal because…
You don’t think we should burn the coal because…
You think that we should spend more money on science so that…
We must burn the coal so that we can get money to develop our area…
Useful expressions
We must make sure that … It’s clear that…
I believe that we must … I can’t imagine that…
If nothing is done…, then… I’m all for…
Sure/Certainly/Absolutely. Is there a better way to …
It would be better if we …
I don’t think that’s right …
Don’t you think that…
I’m afraid you’re wrong…
I’m not so sure about that…
Surely it must be…
No, you are wrong thinking that…
Some sentences you heard in listening
Pros Cons
A valuable resource
Produce energy
Offer jobs to citizens
Help develop economy
Make people earn more money
Money is important for children’s education…
We are responsible for future
Use coal in a new and clean way
Cause pollution
Destroy the environment
This damage isn’t repaired
Only caring about making
money is so selfish
Produce harmful/poisonous smoke
It is bad for/harmful to our health
We need jobs and money to have a better life
We should develop our economy
Try our best not to pollute our air, we need money but we need fresh air and clean water
we should spend more money on scientific research, we will be able to develop new ways to use the coal
If we do that ,we can develop our economy without polluting our environment
If we use the coal, we will pollute the air and water, we can save money, but the damage can’t be repaired.
We also should be prepared for the future, next generation also need coal.
We can use the coal in a clean way.
Our area needs to be developed, we should make sure that our citizens have jobs and our children can get good education.
We need money and energy to make our life better.
We can protect the environment when we have money.
