(共33张PPT)
人教新目标版 九年级(全)
Unit 13 We're trying to save the earth!
Period 1 SectionA 1a-2d
听说课优质课
Presentation
Learning aims
1.掌握下列词汇： litter ,ugly,at the bottom of the river
be full of the rubbish, throw litter into the river,play a part in
掌握句型：…but I want to learn more about how to care for animals.
I can do what I love to do and help others at the same time.
I get such a strong feeling of satisfaction when I see the animals get better and the look of joy on their owners’faces.”
2. 通过听力活动练习，能精准提取关键信息，锻炼思维的逻辑性。
能在实际情景对话中认识解决空气污染和垃圾污染的方法。
3.能听懂关于环境污染的英文表达，独立完成听力任务。
能运用本单元词汇和句式谈论环境污染和环境保护的话题。
4.树立环保意识，激发社会责任感和对未来的思考。
Presentation
New words
Pre-reading
Listen and repeat.
litter v. 乱扔 n. 垃圾；废弃物
bottom n. 底部；最下部
3. fisherman n. 渔民； 钓鱼的人
coal n. 煤；煤块
ugly adj. 丑陋的；难看的
advantage n. 优点；有利条件
cost (cost, cost) v. 花费 n. 花费；价钱
wooden adj. 木制的；木头的
plastic adj. 塑料的 n. 塑料；塑胶
takeaway n. 外卖实物
bin n. 垃圾箱
Presentation
Lead in
Pre-listening
Listen and repeat.
Enjoy a short video and think about the following questions.
1.What happened to the environment
2. What kinds of pollution does the video show
3. What other kinds of pollution do you know
4. What caused these problems
Presentation
Presentation
Pre-listening
Look and say.
1.What happened to the environment
Look at our earth!
The earth is polluted.
2. What kinds of pollution does the video show
air pollution
water pollution
Presentation
Presentation
Pre-listening
Look and say.
3. What other kinds of pollution do you know
noise pollution
waste\land pollution
Presentation
Presentation
Pre-listening
Look and say.
4. What caused these problems
Air pollution
The factories that burn coal pollute the air with a lot of black smoke.
Cars pour harmful gases into the air.
Some people smoke in public places.
n. 煤炭
The weather is always foggy.
We can't see the blue sky.
We can't breathe the fresh air.
Presentation
Presentation
Pre-listening
Look and say.
4. What caused these problems
Factories put waste into the river.
People are throwing litter into the river.
n. 垃圾，废弃物
Water pollution
Noise pollution
Loud music, building houses and traffic cause the noise pollution,
Presentation
Presentation
Pre-listening
Look and say.
Serious Pollution
noise pollution
air pollution
water pollution
We are harming our planet in so many ways.
Presentation
Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.
loud music cars rubbish planes
littering ships factories smoking
building houses mobile phones
1a
Practice
Pre-listening
Look and say.
Presentation
Practice
Pre-listening
Look and say.
Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.
loud music cars rubbish planes
littering ships factories smoking
building houses mobile phones
noise pollution air pollution water pollution
loud music,
planes,
building houses, mobile phones
cars,
factories,
smoking,
building houses
rubbish,
littering,
ships,
factories
machines
power plants
Sewage(污水)
1a
Presentation
Prediction
Pre-listening
Look and say.
dirty; full of rubbish
throw litter into…
put waste into…
clean up the river ; close down 减少 the factories
Presentation
Listening
While-listening
Listen and complete.
Listen and complete the sentences.
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.
really dirty
rubbish
fish
litter
waste
government
close down
clean up
1b
△bottom n. 底部，最下部
The police found a body at the bottom of the lake.
Presentation
Reading
Post-listening
Listen and repeat.
Tony: Hey, Mark, maybe we could go swimming in the river later this afternoon.
Mark: I don’t think I want to go, Tony.
Tony: Why not
Mark: I was there last weekend and the river was really dirty. Even the bottom of the river was full of rubbish, and there were no more fish for fishermen to catch.
Tony: No way! It used to be so clean. In fact, it has always been the nicest river in this town.
Mark: Not anymore. I think people are throwing litter into the river. Factories are also putting waste into the river.
Tony: That’s terrible! We should write to the government. They should close down the factories.
Mark: Good idea! But I think everyone in this town should help to clean up the river, too. Everyone should play a part, not just the government.
play a part in doing sth.“参与做某事，在做某事上起作用。
Read after the tape aloud.
1b
Presentation
Writing
Post-listening
Look and write.
1. What is the problem 2. What causes the problem 3. How should the problem be solved
Our river _________so clean but now it is ________. Even ________________________. So there are __________for ________to _______.
What causes the problem People are ____________. Factories are ________________.
How should the problem be solved We should __________and ______________. Not just the government, everyone should ______________cleaning up the river.
Write a short passage about water pollution according to the questions.
Our river used to be so clean but now it is really dirty. Even the bottom of the river is full of rubbish. So there are no more fish for fishermen to catch. (说问题，现状)
What caused the problem People are throwing litter into the river. Factories are putting waste into the river. (分析原因 ）
How should the problem be solved We should write to the government and ask them to close down the factories. Not just the government, everyone should play a part in cleaning up the river. (谈措施)
Presentation
Practice
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 littering in the
river.
Tony: Everyone in this town should play a part in cleaning it up!
Role-play the conversation. Then make your own conversations about the kinds of pollution in 1a.
1c
Post-listening
Look and write.
problem
cause
solution
Presentation
Prediction
Pre-listening
Look and guess.
Jason
Susan
Environmental problems
Presentation
Listening
While-listening
Listen and circle.
Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about.
A. land pollution
B. air pollution
C. noise pollution
D. water pollution
2a
Presentation
Listening
While-listening
Listen and circle.
1.Jason thinks that the air is badly polluted. T / F
2.Susan used to see the mountains clearly. T / F
3.People are also littering in public places. T / F
4.They think that they can do nothing to help. T / F
5.They are talking about the noise pollution. T / F
2a
Presentation
Listening
While-listening
Listen and complete.
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 parks into ugly ones.
more cars
pollute
are throwing away
public places
Listen again and complete the sentences.
2b
Presentation
Practice
Post-listening
Ask and answer.
Use the information in 2a and 2b to role-play conversations between Jason and Susan.
The air has become really polluted around here. I’m getting very worried.
Yes, I used to be able to see stars in the sky.
The problem is that…
2c
Presentation
Reading
Post-listening
Read and fill.
Read the conversation and fill in the chart.
2d
Jason Susan
air pollution
waste pollution
Ride a bike.
Take the bus or subway instead of driving.
Bring a bag to go shopping.
remember to throw rubbish in the bins and keep public places clean and beautiful.
Never take wooden chopsticks or plastic forks when he buys takeaway food.
Presentation
Reading
Post-listening
Listen and repeat.
减少
起作用，有影响
the advantage of …“…的优点”
2d
Presentation
Retelling
Post-listening
Look and say.
Retell the conversation by filling in the blanks.
An interviewer is asking Susan and Jason their opinions on _______ polluted problems. Jason suggests taking the bus or subway __________ driving can help ___________ the air pollution. Susan adds other___________ of bike riding. It ____________ health and it doesn’t _______ anything. Susan also says simple things _____ bringing a bag while go shopping can help. And Jason never uses _________ chopsticks or _______ forks when he buys _________ food. Susan reminds people to _____________ throw rubbish in the bins ________ the public places clean and beautiful. If people work together, their actions will ________________ and ________ a better future.
solving
instead of
cut down
advantages
is good for
cost
like
wooden
plastic
takeaway
remember to
to keep
make a difference
lead to
2d
Presentation
Writing
Post-listening
Look and write.
1. What is the problem 2. What causes the problem 3. How should the problem be solved
Write a short passage about water pollution according to the questions.
1. These days, the air is _________because there are __________on the roads and factories that ________also ______the air with _________.
To ________air pollution, we should __________instead of _______. Or we can ride a bike, which ___________and ___________.
Hope there will be _______air pollution in the future.
1. These days, the air is badly polluted because there are more cars on the roads and factories that burn coal also pollute the air with a lot of black smoke.
To cut down air pollution, we should take a bus or subway instead of driving. Or we can ride a bike, which is good for health and doesn't cost anything.
Hope there will be less and less air pollution in the future.
Presentation
2. Nowadays, the waste pollution is becoming more and more _______. There is too much _________because people are _________things every day. And people are also _______in public, which is ______beautiful places into _______.
To solve the problem, there are a lot of things we can do. For example, simple things like __________can help. Besides, we should not use the ___________ when buying takeaway food. We are supposed to use the ones at home. Last but not the least, remember to _________into the bins and ______public places _______for everyone.
In a word, our actions can ___________and ______________.
Writing
Post-listening
Look and write.
1. What is the problem 2. What causes the problem 3. How should the problem be solved
Write a short passage about water pollution according to the questions.
2. Nowadays, the waste pollution is becoming more and more serious. There is too much rubbish and waste because people are throwing away things every day. And people are also littering in public, which is turning beautiful places into ugly ones.
To solve the problem, there are a lot of things we can do. For example, simple things like bringing a bag to go shopping can help. Besides, we should not use the wooden chopsticks or plastic forks when buying takeaway food. We are supposed to use the ones at home. Last but not the least, remember to throw rubbish into the bins and keep public places clean and beautiful for everyone.
In a word, our actions can make a difference and lead to a better future.
Presentation
Group work
Post-listening
Look and say.
How can we live a green life and save our earth
Presentation
Summary
Post-listening
Look and say.
water pollution
noise pollution
air pollution
loud music, building houses…
factories, cars, planes…
littering, ships, rubbish…
we/ people/
government/
…
Presentation
Class test
Post-listening
1. Could you tell me the ______________ (advantage) of getting up early
2. He is sitting in the ___________(wood) chair and reading a newspaper.
3. Look! The ____________(fisherman ) are busy with their work.
4. The river near the town has been _______(bad) polluted by the factory.
5. Some volunteers are trying __________(help) the homeless people.
advantages
badly
wooden
fishermen
to help
用所给词的适当形式填空:
Presentation
Emotion
The earth is badly polluted. Please make a poster and think of what we can do.
Post-listening
Presentation
Homework
Review the new words and expressions.
Practice the conversation in 2d.
Finish the poster with your partners.
https://www.21cnjy.com/help/help_extract.php
