Unit 2 Topic 1 Pollution has causes too many problems.Section C 课件 2023-2024学年仁爱版九年级英语上册 (共18张PPT)

(共18张PPT)
Unit 2 Saving the Earth
Topic 1 Pollution has caused too many problems.
Section C
Language goals
By the end of the class, you will be able to
一、Master the following words ,phrases and sentences:
Words： deaf, print, hearing, loss, recently, disturb , sort, uncomfortable, unpleasant, sentence, meaning
Phrases: go deaf, lose one’s hearing, hearing loss, no better than, do harm to
Sentences：However, not all people know noise is also a kind of pollution is harmful to human’s health.
二、1）Know about noise pollution.
2）Learn to write a passage about pollution.
Revision in class
身体的某个部位疼痛
更糟糕的是
让...处于某种状态
太多
顺便说
不能容忍做某事
关心 关注
对...有害
深呼吸
上气不接下气
心情差
空气污染
发出噪音
get a pain in the +身体部位
What's worse
make sb/sth+ adj.
too much+不可数名词/too many +可数名词复数
by the way
can't bear/stand doing sth.
care for
be harmful to sb./sth.= do harm to sb./sth. = harm sb./sth.
take a deep breath
be out of breath
in a bad mood
air pollution
make noise
noises made by
Let’s write down the things that can make noises.
piano
bus
cat
wind
car
music
machine
airport
earthquake
make a loud noise
1. produce A. to hurt someone
2. deaf B. a type or a kind
3. print C. not be able to hear
4. harm D. to grow or make something
5. sort E. to put words or pictures onto
paper using a machine
1b Read and match the words with their meanings.
1c. Read 1a and complete the following tasks.
1. Underline the topic sentence of the passage in 1a.
2. How does noise harm people’s health
a. People often ________ _________.
b. People often feel _______________ and _____________.
c. People may become _________ or ____________.
d. Your point:
3. Which phrase has the same meaning as “is harmful to”
Noise is also a kind of pollution and is harmful to human’s health.
go deaf
uncomfortable
unpleasant
sick
deaf
“do harm to”.
Noise not only disturbs others but also does great harm to people’s hearing.
1c. Read 1a and complete the following tasks.
4. Which sentence shows that many teenagers’ hearing in America is not good
5. Why is the hearing of many young Americans not good
6. Has noise pollution caused you any problems If yes, share your feelings with your classmates.
Many teenagers in America can hear no better than 65-year-old people do.
Because they always listen to loud pop music.
Language points
1. not all ...此结构表示部分否定，意为“不是所有的……”。
not 与 both, all , always, everyone, everybody, everything 等连用时表示部分否定。
e.g. Not everybody likes playing basketball．
2. hearing n. 听力，听觉
lose one’s hearing “丧失听力”，同义短语是： have hearing loss。
3. Quite a few + n.复数 = many + n.许多
Quite a little + 不可数n. = much +n许多
very few/very little 几乎没有，表否定
Just a little/few 仅仅几个/一点儿，表肯定
4. deaf adj. 聋的 go deaf 变聋
5. it is reported that + 从句 据报道----,
it is said that + 从句 据说-----,
Language points
It’s believed that …人们相信….
It is well known that….众所周知…
6. no better than “和......一样差” = as bad as/ as badly as
eg. Jane’s English is no better than Lucy’s.
= Jane’s English is as bad as Lucy’s.
▲ not better than “不如......好”
eg. Mike doesn’t draw better than Lily.
= Lily draws better than Mike.
7. include v. 包括、包含 including prep. “包括......在内”
eg. 1. The price includes both the house and the furniture.
2. Five students were late for class, including Mike.
8. not only…but also…不但…而且…
Language points
9. disturb V.打扰… disturb others 打扰别人.
10. do harm to...= be harmful to…= be bad for…= harm---- 对…有害
11. try to do sth 努力做某事 try doing sth尝试做某事
try one’s best to do sth 尽某人最大的努力做某事
12. all sorts of= all kinds of 各种各样的---
Noise is a kind of _________ (pollute). Cars and machines produce too much noise. It makes people feel ___________ (comfortable) and __________ (pleasant). It also does great ______ (harm) to people’s _________ (hear). Noise is very ________ (harm) to human’s _______ (healthy).
pollution
uncomfortable
unpleasant
harm
hearing
harmful
health
2 Complete the following passage with the correct form of each word.
3 Choose one kind of pollution and discuss it in groups. The following questions may help you.
1. What is … pollution
2. What makes the … pollution
3. What problems does it cause
4. In what way is it harmful to people’s life
5. What has been done to solve these problems
…
4 Write a short report about a kind of pollution based on 2 and 3. The topic sentence of each paragraph is given below.
… pollution is…
… pollution is harmful to people’s health…
The government has tried many ways to solve the problem…
Example:
Air pollution is becoming more and more serious in today’s world. Some chemical factories produce terrible gas and make the air bad. Buses and cars also produce waste gas. In our daily life, burning gas, oil and coal also creates air pollution. The air pollution may cause a lot of problems. It is harmful to people’s health. It can cause breathing problems, sore eyes and even cancer. It can also harm the plants, and the farmers will get less harvest. Luckily, the government has tried many ways to solve the problem, such as making laws to prevent the factory from polluting the air.
Exercises in class
1.对...有害
2.不是所有人...
3. 一种...
4. 变聋
5.丧失听力
6.相当多的...
7.据报道.../据说...
8.不比...好
9.在公共场合吵闹
10.不但...而且..
11.造成某人做某事
12. 尽力做某事
13.解决问题
14.各种各样的---
1.be bad for...=be harmful to...=do harm to...
2.Not all people...
3. a kind of...
4. go/become deaf
5.lose one's hearing = have hearing loss
6.quite a few + 可数n.复数quite a little+不可数n.
7.It's reported/said that...
8.no better than...= as bad as/ as badly as
9. make loud noise in public
10. not only...but also...
11. cause sb to do sth
12. try to do sth
13.solve problems
14.all sorts/kinds of
summary
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.
We learn:
We can:
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.