外研版八年级上册Module 9 Population Unit 2 Arnwick was a city with 200,000 people.课件 (共33张PPT)

(共33张PPT)
Module 9 Population
Unit 1 The population of China is 1.37 billion
学习目标:
1. 能听辨并写出大数字
2. 能用大数字谈论人口问题
Read the numbers
1. 846 → 　　　　　　　　　　　　　　 　
2. 4,517 →
　　　　　　　　　　　　　　　
3. 59,248 → 　
　　　　　　　　　　　　　　
4. 8,326,000 → 　
　　　 　　　　　　　　　　
5. 9,368,600,000→ 　　 　　　　　　　　　　　
eight hundred and forty-six
four thousand, five hundred
and seventeen
fifty-nine thousand, two hundred and forty-eight
eight million, three hundred and twenty-six thousand
nine billion, three hundred and sixty-eight million, six hundred thousand
Wenzhou has a population of 9,122,100.
Wenzhou is a big city with .
The population of Wenzhou is 9,122,100.
There is a population of 9,122,100 in Wenzhou.
Wenzhou is a big city with a large population of 9,122,100.
9,122,100 people live in Wenzhou.
9,122,100
The population of Wenzhou: 9,122,100
There are too many people in the world. What’s the population of China？
2.What’s the population of the world？
3.Population increase is a big problem .How do you know？
4.What other problems does it cause？
5.What should people do？（your advice）
The population of China is 1.37 billion. That’s almost one fifth of the world’s population.
The population of the world is 7 million.
Over 250 babies are born every minute in the world. That means over 131.4million are born in a year.
It causes a lot of problems ,such as too much traffic and noise….
①. People shouldn’t have too many babies.
②. We should build many small cities, not huge cities.
….
Will China’s population grow fast Why
No, it won’t. Because families are getting smaller.
we’re in the right place to talk about “that”.
The word “that ” refers to _________
Beijing
the population of Beijing
our growing population
That makes over 131.4 million births a year.
The word “that ” refers to _________
over 250 babies are born every minute in the world
I can’t believe it The word “it ” refers to _____
There are over 131.4 million births a year.
Hang on a minute! I will write that down too!
The word “that ” refers to _________
The population of China is about 1.37 billion. That’s almost one fifth of world’s population, that is, about 7 billion
How do you know all this The word “this ” refers to ___
Population increase is a big problem. Over 250 babies are born …. That makes … births…. The population of China is one fifth of …
Choose the correct answer.
1. Birth happens at the start/ at the end of life.
2. Huge means large/ small.
3. An increase in population means more/ fewer people.
4. Hang on a minute means waiting for a short time/ a long time.
5. Making notes means writing a long passage/ a few words.
6. A problem is something easy/ difficult.
7. A report is a long piece of writing/ a few words.
8. A billion is a hundred/ a thousand million.
……的人口是
为……做准备
在合适的地点
一个很大的城市
太多的噪声
人口增长
每分钟
出生
五分之一
稍等
11. 在未来
12. 写一份报告
13. 增长得快
14. 太多车辆
15. 造成很多问题
the population of
prepare for
in the right place
a huge city
too much noise
population increase
every minute
make births
one fifth
hang on
in the future
write one’s report
grow fast
too much traffic
cause a lot of problems
我正在为一篇名为“我们日益增长的人口”的报告准备笔记。
北京是一座大城市，人口众多。
那引发很多问题，比如交通堵塞和噪音过多。
人口增长在很多国家是一个大问题。
真不敢相信！
中国人口是世界人口的五分之一。
在将来，中国的人口就不会增长那么快了，因为家庭规模在缩小
I’m preparing some notes for a report called “our growing population”.
Beijing is a huge city with large population.
That caused a lot of problems, such as too much traffic and noise.
Population increase is a big problem in many countries.
I can’t believe it!
The population of China is almost one fifth of the world population.
In the future, China’s population won’t grow so fast, because families are getting smaller.
I’m preparing some notes for a report called “Our growing population”.
prepare … for … 表示“为…准备…”。
prepare for … 为…做准备
prepare to do sth. 准备做某事
e.g. He is preparing a dinner for his friends.
他正在为他的朋友准备晚饭。
students are preparing for the mid-term exam now.
学生们在为期中考试做准备。
He is preparing to go sightseeing with his friends.
2. That causes a lot of problems, such as too much traffic and noise.
too many 后面加可数名词，表示 “太多的”。
too much 后面加不可数名词，表示“太的”。
much too后面加形容词，表示“太…”。
今天太热了
It is much too hot today.
noise n. 噪声；杂音
There is so much noise in this restaurant; I can hardly hear you talking.
这个餐厅里太嘈杂了，我几乎听不到你说话。
noisy adj. 吵闹的；喧闹的；嘈杂的
[辨析] sound, voice & noise
sound，noise和voice这三个名词都可表示“声音”，但有区别：
(1) sound 作名词，指自然界中人能听到的各种声音
At midnight he heard a strange sound.
半夜里他听到一种奇怪的声音。
(2) noise常指不悦耳、不和谐的嘈杂声。如：
The noise of traffic kept him awake.
(3) voice一般指人的声音，说话、唱歌；谈笑都可用voice。
The girl has a beautiful voice. 那女孩嗓音很美。
They are talking in low voices.
他们正小声交谈。 车辆的喧闹声使他睡不着。
1. Don’t make any ________, children.
2. _________ travels slower than light.
3. There’s so much ______ in this room that I
can’t hear you talking.
4. They were shouting at the top of their
________.
5. He spoke in a very loud ________.
用sound, noise, voice填空。
noise
Sound
noise
voices
voice
Practice
6. Don’t make any ________. The baby’s
asleep.
7. The little girl has a very beautiful and
sweet ________.
8. I can hear the _________ of the bells
outside.
9. The man was gone; his footsteps made
no _________.
noise
voice
sound
sound
3. I can’t believe it!
表示“简直难以置信”。表示一种惊讶。
4. The population of China is about 1.37 billion.
billion(十亿), million (百万), thousand (千)都是数字单位。当前面有数词时，这些数字单位不加s，当前面没有数词时，这些数词后面加s和of。
5. That’s almost one fifth of the world’s population, ...
one fifth 表示“五分之一”，fifth是序数词。
分数的表达：分子用基数词，分母用序数词。分子大于1时，分母 + s。
e.g. 2/5: two fifths
6. Hang on a minute!
通常用来表示让某人等一下。
e.g. Hang on! I’ll be back in a minute.
7. Population increase is a big problem …
increase 既可作可数名词，也可作动词。
increase to 增加到
increase by 增加了
on the increase 正在增加
狗袭击儿童的事件越来越多
Attacks by dogs on children are on the increase.
8. Cause
（1） cause 是动词，意为“引起；造成”
Unfortunately, Martin still caused problems for himself and his family.
不幸的是，马丁仍给自己和家人惹麻烦。
（2）cause 还可以作名词，意为“原因；起因”
Smoking is one of the causes of heart disease
吸烟是引起心脏病的一种原因。
-What are you preparing _____ your
party
-I’m thinking about who I’ll invite.
A. at B. for C. with
2. There are _____ people in the little room.
A. so much B. so many C. very much
B
B
3. How do you read 131,400,000 ____.
A. One hundred and thirty one million four hundred thousand
B. One hundred and thirty one million four hundred thousand
C. One hundred and thirty one million four hundred thousand
A
4. - Could you give me some advice about
learning English
- Certainly. Why not ____ in class
A. make books B. make notes
C. making notes
5. ____ of the world’s population is in China.
A. One five B. One fifths C. One fifth
B
C
6. - The school bus is coming.
- _____. I’ll come in a minute.
A. Hang on B. On earth
C. Once or twice
7. Population _____ is a big problem in the world.
A. increase B. describe C. protect
A
A
I think ____ of the materials I listened to at the beginning of the exam ____ easy.
A. three fourths, is
B. third four, are
C. three fourths, are
D. three fourth, are
C
2. ____ trees have been planted near
here, so the air is very fresh.
A. Two hundreds B. Hundred of
C. Hundreds of D. Hundreds
C
3. _____ visitors come to Xingyi during May Day holidays every year.
A. Thousands of B. Two thousands
C. Thousand of D. Thousand
A
Check(√) the statements you agree with.
1. There are too many people in the world.
2. The increasing population is the biggest problem in the world.
3. People shouldn’t have too many babies.
4. A city should not hold more than one million people.
Now work in groups and discuss your answers.
6
√
√
√
√
Do you agree
In the future ,Chinese population will grow faster and faster.
Why
So families are getting smaller .
Each family only has one or two children.
Discuss in pairs
In my opinion, the population of China
will be smaller and smaller.
The fewer children a family has ,
the happier people will be.
not
Group work
Let’s make a graph together!
Look at the table below, choose a country you like.
Research the population of the country in different times.
3. Decide who makes the graph in your group, draw and colour it
4.Show your graph, and talk about it in groups of three or four.
In 2003 In 2013 In ten years
China 1288.7 1370 …
Japan 127.5 127.9 …
UK 59.2 62.4 …
USA 291.5 315.3 …
Australia 19.9 23.2 …
You may talk about your graph in groups like this:
A: What are you doing
B: I’m preparing some notes for a report called
“ our growing population”.
C: Well, we’re in the right place to talk about that.
China is a huge country with a large population.
That causes a lot of problems, such as too much traffic
and noise.
A: It’s not only China. Population increase is a big
problem in many countries.
D: Yes, look, Japan had a population of …ten years ago.
Now it has a population of…
It may have a population of …in ten years.
Show time
a huge city
too much traffic
too many people
too much noise
large population
not enough space
causes many problems
Homework
Level A Learn the new vocabulary in unit 1
and read the large numbers in activity 5
Level B Research the population of your city
and make a graph to show how the
population increase. Write a paragraph
to describe your graph.