Unit13 We're trying to save the earth! SectionA 1a-1c 课件(共25张PPT 无音频)

(共25张PPT)
The earth is polluted.
Are they having a costume party
Have you ever seen such black smoke
air pollution
The factories that
burn coal pollute
the air with a lot of
black smoke.
n. 煤炭
I wonder where to go……
The river used to be so clean, but now it is only in memory.
Factories put waste into the river.
water pollution
I am not sure if I can call it “river “ again !
1
Do you often speak loudly in public
Can you sleep well with so much noise
noise pollution
There are more
cars on the road.
1a
Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.
noise pollution
____________
____________
____________
____________
air pollution
___________
___________
___________
___________
water pollution
____________
____________
____________
____________
loud music
planes ,cars
mobile phones
factories
cars ,ships
smoking
ships
factories
littering
rubbish
building houses
loud music cars rubbish planes
littering ships factories smoking
building houses mobile phones
1b
Listen and complete the sentences.
What was the problem
The river was _____________. Even the
bottom (底部) of the river was full of
_________. There were no more ______
for fishermen (渔民) to catch.
really dirty
rubbish
fish
What caused the problem
People are throwing _______ into the
river. Factories are putting ______ into
the river.
How should the problem be solved
We should write to the ____________ and
ask them to ___________ the factories.
Everyone should help to __________ the
river.
litter
waste
government
close down
clean up
Make conversations using the pollution in 1a.
The river was really dirty. Even the bottom of the river was full of rubbish.
But it used to be so clean!
2a
Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about.
land pollution B. air pollution
C. noise pollution D. water pollution
2b
Listen again and complete the sentences.
1. The air is badly polluted because there are ___________ on the road these days.
2. Factories that burn coal also ________ the air with a lot of black smoke.
more cars
pollute
3. There is also too much rubbish and waste. People _________________ things every day.
4. People are also littering in ______________ like parks. This is turning beautiful places into
ugly (丑陋) ones.
are throwing away
public places
Let’s have a talk show!
2c
Interviewer: Today we’re talking to Jason and Susan about environmental problems. Jason and Susan, can you tell us about some of the problems you’ve seen
Jason: I think one
problem is that
the air is badly polluted. I
hardly ever see blue skies
anymore.
Susan: Yes, and ……
Interviewer: Jason and Susan, what are your ideas for solving these problems (air pollution, waste pollution)
Tips(提示）: the conversation in 2d can help you!
Think: As teenagers ,what should we do to save the earth
Turn off the lights /computers when you
leave a room.
stop riding in cars
stop using paper towels or napkins（餐巾，餐巾纸）
recycle books and paper