Unit13SectionA1a-1c课件人教版九年级英语全册

littering,
mobile phones, building houses, ships,factories,
1b Listen and complete the sentences.
(P97)
What was the problem?
What caused the problem?
The river was really dirty .
Even the bottom of the river was full of rubbish .
There was no more fish
for fishermen to catch.
People are throwing litter Factories are putting waste
into the river. into the re some words related to different kinds of pollution. Write them in the box below. Then add more words. (P97)
What other things are also related to them?
• How should the problem
Mark: Yes, but people are throwing litter into the
be solved?
river. Tony: Everyone in this town
should play a part in
cleaning it up.
Mark: The river was dirty. Even
• What was the problem?
the bottom of the river was
full of rubbish.
• What caused the problem? Tony: But it used to be so clean.
What was the problem?
dirty; full of rubbish
What caused the problem?
people throw litter into... fatories put waste into...
write to... close down... How should the problem be solved?
Unit 13. We’re trying to save the earth.
Section A. 1a-1c.
It used to be green and clean! But now…
Pollution!
What can you see in the pictures? What kind of pollution are they?
1c Then make your own conversations about the kinds of pollution in 1a. (P97)
noise pollution air pollution water pollution
What it used to be like ?
the nicest river; clean
loud music littering building houses
cars
rubbish
ships
factories
mobile phones
planes smoking
loud music, planes, cars, factories, rubbish,
building houses, smoking,
help to clean up the river
How should the We should write to the government and ask them to
problem be
close down the factories.
solved?
Everyone should help to clean up the river.
1c Role-play the conversation. (P97)