《Pollution has caused too many problems》SectionC PPT
第一部分内容：Speak out the names of the pollution.
air pollution light pollution litter
water pollution soil pollution noise pollution
Noise is a sort/kind of pollution.
There are all sorts/kinds of noises.
They make us uncomfortable and unpleasant.
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《Pollution has caused too many problems》PPT，第二部分内容：Read 1a and complete the following tasks.
Task 1
Underline the topic sentence of the passage in 1a.
Noise is also a kind of pollution and is harmful to human’s health.
Give a proper title to this passage.
Noise Pollution
Task 2
How does noise harm people’s health?
a. People often ____ ______.
b. People often feel ____________ and __________.
c. People may become _____ or _____.
d. Your point: _____________________________.
Task 3
3. Which phrase has the same meaning as “is harmful to”?
“do harm to”.
4. Which sentence shows that many teenagers’hearing in America is not good?
Many teenagers in America can hear no better than 65-year-old people do.
5. Why is the hearing of many young Americans not good?
Because they always listen to loud pop music.
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《Pollution has caused too many problems》PPT，第三部分内容：Exercises
单项选择
( ) 1. —The little girl was born____, and she can’t hear anything.
—Oh, I’m sorry to hear that.
A. lazy B. blind
C. deaf D. lovely
( ) 2. — What happened?
— There is a girl_____ on the street. She couldn’t find her mother.
A. cry B. crying
C. to cry D. cries
( ) 3. The ______ boy tried to climb up the tree, but he failed.
A. 5-year-old B. 5-years-old
C. 5 year old D. 5 years old
用所给单词的正确形式填空。
1. They are doing their homework carefully. You’d better not ________(disturb) them.
2. It is known that smoking does great _______(harm) to us.
3. They had all ______ (sort) of juice to drink at the party last night.
4. Our government has solved some _____________ (environment) problems.
改为同义句。
1. The boy had hearing loss when he was born.
The boy _____ _____ _________ when he was born.
2. Some students go to school on Saturdays.
____ _____ students go to school on Saturdays.
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《Pollution has caused too many problems》PPT，第四部分内容：summary
We learn:
1. Some words:
deaf, print, hearing, loss, recently, disturb,sort,
uncomfortable, unpleasant, sentence, meaning
2. Some phrases:
go deaf, lose one’s hearing, hearing loss,
no better than, do harm to
3. Some sentences:
However, not all people know noise is also a kind
of pollution is harmful to human’s health.
We can:
1. Find out the topic sentence to understand the content of a paragraph.
2. Write a passage according to the topic sentences.
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《Pollution has caused too many problems》PPT，第五部分内容：Homework
1. Read 1a.
2. Write a report according to Part 4.
3. Finish Section C in your workbook.
4. List Grammar and Functions in this topic.
5. Preview Section D.
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