Unit 8 We‘’;re trying to save the earth! Section A(1a—2d)课件(共17张PP，无素材T)

(共17张PPT)
Unit 8 We’re trying to save the earth!
Section A (1a—2d)
一、重点单词：litter, bottom, fisherman, coal, ugly, advantage, cost, wooden, plastic
二、重点短语：be full of, used to, play a part in, clean up, cut down, instead of, make a difference
三、重点句型：
(1)We’re trying to save the earth. 我们在努力拯救地球。
(2)The river used to be so clean.
这条河流过去是如此的清澈。
(3)The air is badly polluted. 空气被严重污染。
Noise pollution
Warming up. Look at the pictures and learn the pollution.
Air pollution!
The weather is always foggy.
We can’t see the blue sky.
We can’t breathe the fresh air.
Do you know why
Factories put waste into the river.
Water pollution
Land pollution
loud music
rubbish
cars
planes
littering
ships
factories
smoking
building houses
mobile phones
1a.Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.
What was the problem The river was___________ . Even the bottom of the river was full of_______ . There were no more________ for fishermen to catch.
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.
dirty
rubbish
fish
litter
waste
government
close down
clean up
1b. Listen and complete the sentences.
play a part in doing .... 在……中起作用
1c. Role-play the conversation. Then make your own conversations about the kinds of pollution in 1a.
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!
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.
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 ones.
A. land pollution B. air pollution
C. noise pollution D. water pollution
more cars
pollute
are throwing away
public places
2a. Listen to the interview. Circle the kinds of
pollution that Jason and Susan talk about.
Jason: The air has become really polluted around
here. I’m getting very worried.
Susan: Yes, I used to be able to see stars in the sky.
Jason: The problem is that ...
be able to 能；会
2c. Use the information in 2a and 2b to role-play conversations between Jason and Susan.
2d. Role-play the conversation.
Interviewer: Jason and Susan, what are your ideas for solving these problems
Jason: Well, to cut down air pollution, we should take the bus or subway instead of driving.
Susan: Yeah, or ride a bike. There are other advantages of bike riding. It’s good for health and it doesn’t cost anything!
Interviewer: Great ideas! What about waste pollution
Susan: Mmm, I think simple things like bringing a bag to go shopping can help. I started doing that a year ago.
Jason: Me, too. Also, I never take wooden chopsticks or plastic forks when I buy takeaway food. I use the ones at home.
Susan: And remember to throw rubbish in the bins and keep public places clean and beautiful for everyone.
Interviewer: So together, our actions can make a difference and lead to a better future!
课堂小结
1.重点单词: litter; bottom; fisherman; coal; ugly; advantage; cost; wooden; plastic
2.重点短语：be full of; close down; play a part in; clean up;
cut down; instead of; lead to; make a difference
3.重点句式：（1）It used to be so clean!
（2）Everyone in this town should play a part in cleaning it up!
（3）The air has become really polluted around here.
（4）To cut down air pollution，we should take the bus or subway instead of driving.
用所给动词的适当形式填空
1.We should play a part in _____(save) water.
2.Mum _____(pay) for my driving lessons last Monday.
3.The factory ____(build) three years ago.
4.She use to _____(have) long hair.
5.Why not read books instead of ____(play) computer games
答案：1. saving 2.paid 3.was built 4.have 5. playing
II. 完成句子
1.他在工作中起重要作用。
2.这些问题都是密切相关的。
答案：1.He plays an important part in the work.
2.These problems are closely related.
达标训练
Homework
Write a passage to give your own opinions about environmental protection.
Where there is a will , there is a way.
有志者事竟成。