Unit2 Topic1 Pollution has caused too many problems.SectionC 课件（18张）

Section C
The earth is asking for help.
soil pollution
litter pollution
light pollution
noise pollution
water pollution
air pollution
noises made by
Brainstorming:
What things can make noises in our lives？
They make us uncomfortable and unpleasant.
adj. 使人不舒服的
adj. 令人不快的
noise pollution
lose one’s hearing
=have hearing loss
n.听力
n.损失
People who work and live in noisy conditions often go deaf.
adj. 聋的
Skim（浏览）for the general
information（大意）.
Underline the topic sentence of the passage in 1a.
Noise is also a kind of pollution and is harmful to humans’ health.
Read 1a quickly, and complete the task.
主题句
对…有害
Give a proper title to this passage.
Noise Pollution
Scan（查读）for the specific
information（细节）.
(1)How many kinds of noise pollution are mentioned（提到） in 1a?
① noise made by printing newspaper and books
② noise from airports
③ noise caused by loud pop music
④ a loud noise in public
⑤ noise produced by cars and machines
1.Read 1a carefully, and answer the questions.
There are five kinds of noise pollution.
(1). People often _______.
(2). Recently, many teenagers in America can hear _______________ the old people do.
(3). People often feel ______________ and ____________.
(4). People may become _______ or ______.
(5). Noise not only__________ others but also __________________ people’s hearing.
2. Read 1a carefully again, and fill in the blanks.
no better than
uncomfortable
unpleasant
sick
deaf
go deaf
How does noise harm people’s health?
disturbs
does great harm to
Work in pairs, and find out
the key points in each paragraph.
Play a game
Xingyi is a beautiful city. We should try our best to protect the environment of our city. We think we should/shouldn’t/had better/had better not…
1.________________________________________
2.________________________________________
3.________________________________________
…
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
C
B
A
1. Find out the topic sentence to understand the
content of a paragraph.
2. Write a passage according to the topic sentences.
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.
1. Write a passage about air pollution.(or another kind of pollution).写一篇关于空气污染的短文.(或其他类型的污染）
(1). Topic sentence.（主题句）
(2). What causes this pollution?
(是什么导致了这种污染？)
(3). How does it harm people’s health?
(这种污染伤害人的身体？）
(4). What should we do to reduce this ( pollution? (该如何减少这种伤害？）
structure(结构）