资源简介

(共18张PPT)
We're trying to save the earth.
Section A 1a-1c
In this class, you will
1. know kinds of pollution and talk about pollution.
2. try to listen for details.
3. want to protect the earth.
Warm up
What happened to the earth
Look and say
The river was really dirty.
There will be no fish in the river.
Look and say
The river was full of rubbish.
People are throwing litter into the river.
Look and say
Factories are putting waste into the air.
Look and say
The noise is too noisy.
Warm up
What kinds of pollution do you know
air pollution
soil pollution
noise pollution
water pollution
plastic pollution
Pre-listening
Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.
1a
loud music cars rubbish planes
littering ships factories smoking
building houses mobile phones
While-listening
Listen and complete the sentences.
1b
What was the problem
The river was__________. Even the bottom of the river was full of_______. There were no more ______ for fishermen to catch.
really dirty
rubbish
fish
While-listening
Listen and complete the sentences.
1b
What caused the problem
People are throwing ______ into the river. Factories are putting _____ into the river. There were no more ______ for fishermen to catch.
litter
waste
fish
While-listening
Listen and complete the sentences.
1b
How should the problem be solved
We should write to the ____________ and ask them to ___________ the factories. Everyone should help to ___________ the river.
government
close down
clean up
Post-listening
Role play the conversation. Then make your own conversations about the kinds of pollution in 1a.
1c
Mark: The river was dirty. Even the bottom of the river was full of rubbish.
Tony: But it used to be so clean.
Post-listening
Mark: The river was dirty. Even the bottom of the river was full of rubbish.
Tony: But it used to be so clean.
Mark: Yes, but people are throwing litter into the river.
Tony: Everyone in this town should play a part in cleaning it up.

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