Umit 2 Topic 1Period 2 Listening & Speaking课件【对的英语】仁爱科普版九年级上册

(共24张PPT)
Unit 2 Saving the Earth
Topic 1 Pollution has caused
too many problems.
Period 2 Listening & Speaking
科普版九年级上册
Learning Objectives
Learn some new words and expressions;
Learn to talk about causes and effects;
Know about some common pollution;
Be able to talk about how pollution affects our life.
Sharing
Where would you like to have a picnic
What causes you to choose it
Look and learn
Match the pictures with the words and phrases, and then read the words and phrases, paying attention to the sounds and stress.
A B
C D
E F
`soil po`llution
`water po`llution
`noise po`llution
`air po`llution
`litter
`light po`llution
( )
( )
( )
( )
( )
( )
F
C
D
A
B
E
Free talk
What do you know about the causes and effects of these kinds of pollution
Complete
Complete the sentences with the words and phrases in 3a.
Example:
People use chemicals too much in their fields, /and soil pollution causes
unhealthy food.
1. People pour waste water into rivers and lakes, /so _________________ is almost everywhere in China.
2. ______________ makes people sick. /It causes breathing problems and even cancer.
3. In some cities, /there’s too much ________________ caused by many cars.
4. ________________ is harmful to birds. /Also, /when we use too many lights at night, we waste energy.
5. _________ makes a mess of our environment, /so people shouldn’t throw it around.
water pollution
Air pollution
noise pollution
Light pollution
Litter
Reading
Read the sentences aloud, paying special attention to the pronunciation, liaison and pause.
water pollution
Air pollution
noise pollution
Light pollution
Litter
Key points
Light pollution is harmful to birds.
harm v. & n. 危害，伤害，损害
harmful adj. 有害的
e.g. It is harmful to animals.
= It does great harm to animals.
be harmful to = do harm to 对……有害
Free talk
Which kind of pollution did you find around you
Share your experience and thoughts.
Listen and check
Listen to 1a and check the pollution mentioned in the conversation.
soil pollution
water pollution
noise pollution
air pollution
litter
light pollution
Listen and check
Listen to 1a and check the questions you hear.
1. How have you been
2. Have you seen a doctor
3. Where have you been
4. What caused your cough
5. Have you noticed there are more fish in the river
√
√
√
√
Listen and match
Listen again and match each question above with an answer below.
Question Answer
1. How have you been _____
2. Have you seen a doctor _____
3. Where have you been _____
4. What caused your cough _____
5. Have you noticed there are more fish in the river _____
a. The bad air made my chest hurt.
b. Yes, I have.
C. I’m OK. I have coughed less.
d. Yes. The doctor says I’m better.
c
d
a
b
Listen and answer
1. Why couldn’t Mrs. Zhou sleep well at night
2. What will Kangkang do
Too much noise.
He will write to the newspaper to show his thanks.
Read and act
(Mrs. Zhou meets Kangkang on the street. She looks good.)
Kangkang: Good morning, Mrs. Zhou. How have you been
Mrs. Zhou: Oh, Kangkang. I’m Ok. I have coughed less. You know I had a pain in my throat before. It was difficult for me to breathe.
Kangkang: Have you seen a doctor
Mrs. Zhou: Yes. The doctor says I’m better.
Kangkang: What caused your cough
Mrs. Zhou: The chemical factory produced terrible gas before, and the bad air made my chest hurt. What was worse, the factory made too much noise and I couldn’t sleep well at night.
Kangkang: How terrible for you!
Mrs. Zhou: Yes, it was really awful. I was always in a bad mood because I couldn’t bear the environment here. Luckily, the government has solved this problem. By the way, have you noticed there are more fish in the river
Kangkang: Yes, I have. The river is cleaner and clearer. The environment has become good. I think I should write to the newspaper to show my thanks.
Pair work
A: Do you know there was something wrong with Mrs. Zhou
B: …
Talk about Mrs. Zhou’s experience according to 1a.
Think
If you were Kangkang, what will you write in the mail to the newspaper
Exercise
Choose the correct words to complete the passage.
Dear editor,
I’m writing to show my thanks for the better environment near my house. The factory caused ________ problems before. It produced terrible gas, and it was hard for us to ________. What was worse, the factory made a lot of noise. We couldn’t sleep well at night. It also polluted the river nearby. Now there aren’t any ________ fish in the river. It is cleaner and clearer. I think our government has made great efforts to solve the problems. Thanks again for giving us a better living place.
Yours， Kangkang
too many
breathe
dead
Key points
The factory causes too many problems.
too many + 可数名词复数
e.g. There are too many people in the supermarket. I don’t want to go there any more.
too much + 不可数名词
e.g. I am busy. I have too much work to do.
much too + adj./ adv.
e.g. It’s much too cold today. Many people stay at home instead of going out.
Key points
It’s difficult for me to breathe. 我呼吸很困难。
breathe v. 呼吸
e.g. He could hardly breathe because of the lung cancer.
breath n. 呼吸
e.g. She took a long slow breath to calm down.
It’s + adj. + for sb. to do sth.
e.g. It’s important for us to learn English well.
It’s easy for him to solve this problem.
Summary
We learn some new words and expressions;
some common pollution;
how pollution affects our life;
We Can talk about causes and effects;
Jason says
From Mrs. Zhou’s experience, we can know about how pollution does harm to our health. Let’s think about our school life. Is there any pollution around us Yes, of course. For example, some students throw litter around, some make loud noise everywhere. These make us feel upset. Right Now, can you give some advice to help us live a better school life
Homework
Read 1a aloud and fluently; (All)
Write a short passage about Mrs. Zhou’s experience; (Level C)
Which kind of pollution do you think is the worst Please make surveys in our school and report in the next class. You can work in groups of 4. (Levels A & B)
谢谢
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