Unit 2 Saving the earth.Topic 1 Pollution has causes too many problems Section B 课件(共24张PPT)

(共24张PPT)
Unit 2 Saving the Earth
Topic 1 Pollution has caused too many problems .
Section B
The sky is blue.
The water is clean.
There are many trees.
We can breathe the fresh air.
More and more people from some big cities are attracted to come to Hainan.
Why
Pollution!
The factories have produced terrible gas and caused
air pollution.
The cars have made too much noise
and caused
noise pollution.
The humans have poured too much dirty water into the river and caused
and caused
water pollution.
-Do the pollutions affect our life
And how
-They affect our moods.
They are harmful to our health, too.
They are harmful to our …
throat
lungs
heart
…
We may even get a cancer.
How awful !
We may get pains in our throats.
Has Mrs. Zhou’s hometown been polluted
She looks weak.
Task 1:
Listen to 1a and choose the best answers to the questions.
( )1. -What’s wrong with Mrs. Zhou
-__________________________
A. She has a headache.
B. It’s difficult for her to breathe.
C. It’s difficult for her to walk.
( )2. -How long has she been like this
-______________
A. Since last week.
B. Since last month.
C. Since last year.
It’s difficult for her to breathe.
Since last week.
Task 2:
Listen to 1a again and tick (√) the other problems Mrs. Zhou has.
What other problems does Mrs. Zhou have
( ) She has got a pain in her throat.
( ) She has got a pain in her leg.
( ) Her chest is hurt.
( ) She can’t sleep well at night.
√
√
√
Cause Problems
The chemical factory produces _______ ____. 1. It’s difficult for her to breathe.
2. She has got a pain in her throat.
3. Her chest is hurt.
The factory makes
too much ______. 4.She can’t sleep well at night.
Task 3:
Listen and complete the table below.
terrible
gas
noise
What caused her problems
What other problems have the factory caused
The fish are dead in the river.
Because the factory has poured too much dirty water
into the river.
Task 4:
Listen and follow.
Task 5:
Retell things about Mrs. Zhou’s problems and causes of them.
You can retell like this:
… have produced/made/poured … and caused …,
so that …
Is there any pollution around you in Sanya
Does it affect your moods or health
How
What caused it
What can we do at school, at home or in public
to reduce pollution in our daily life
How to reduce air pollution
How to reduce water pollution
How to reduce noise pollution
How to reduce litter pollution
Try to give reports in groups like this:
Pollution affects our moods and health a lot. And it’s also harmful to the animals. We must do something to protect our hometown. For example, we ______________
For a better hometown to live in tomorrow, let’s try our best from now on!
1. Some kinds of pollutions and
the causes of them.
Give some advice on how to reduce pollution in our daily life.
Some words and phrases.
2. The harms of pollution and
the importance of protecting our hometown.
Make a poster to call on more people to protect the environment.
Your poster needs to contain the things below:
1. The harms of the pollution.
2. The things we can do to reduce pollution.