(共33张PPT)
Module 9
Module 9 Population
Unit 1
The world’s population was about 7.8 billion in 2020.
To understand population-related topics
To listen for specific information
To be able to read and understand large numbers
noise n. 噪声;杂音
prepare v. 准备;预备
report n. 报告;汇报
huge adj. 巨大的;庞大的
increase n. / v.
增大;增长
billion num. 十亿
grow v. 增长;增大
notes n. (pl.) 笔 记;随笔
hang on 稍等
cause v. 造成;引起
problem n. 麻烦;问题
birth n. 出生
Work in pairs. Look at the picture and talk about it. Use the words in the box to help you.
city shop noise people traffic
e.g. I really hate the noise of the traffic in some big cities.
1
从数字的右端向左端数起,每三位数加一个逗号“,”。
每个单位按照百、十、个位向下读,其中百位到十位之间要加入and。
Before listening, let’s learn something about how to read and understand large numbers.
从右开始,第一个“,”前的数字后添加thousand,第二个“,”前面的数字后添加million,第三个“,”前的数字后添加 billion。
e.g. 18, 789, 945, 563
thousand
million
billion
十万、百万
十万的说法是 100,000
a (one) hundred thousand
200,000
two hundred thousand
million 百万 a (one) million 1,000,000
two million 2,000,000
········以此类推 ······
8,000,000 eight million
千万,亿,十亿
千万的说法是 10,000,000
ten million
亿的说法是 200,000,000
two hundred million
十亿的说法是 1,000,000,000
a(one) billion
········以此类推 ······
100
2,000
30,000
400,000
5,000,000
60,000,000
700,000,000
8,000,000,000
90,000,000,000
100,000,000,000
Can you read them
hundred
thousand
million
billion
One hundred
Two thousand
Thirty thousand
Four hundred thousand
Five million
Sixty million
Seven hundred million
Eight billion
Ninety billion
One hundred billion
What is the population of New York
a) About 17 million. c) About 30 million.
b) About 9 million.
2. What is the population of Tokyo
a) About 4 million. c) About 14 million.
b) About 28 million.
Listen and choose the correct answer.
2
Listen again and fill in the blanks.
Girl: I went _________ in the city centre with my family last week.
Boy: Did you have a good time
Girl: Yes, but there was a lot of _________ on the way there. And there were so many people in the shops. There was a lot of _________.
Boy: Well, New York is a big city.
Girl: Yes, it is. It has a population about _________ million.
shopping
traffic
noise
nine
Boy: Nine million! Does New York have ______________ population in the world
Girl: No, it doesn’t. There are cities with a __________ population. For example, Tokyo has a population of about 14 million.
Boy: Really That’s a lot of people!
larger
the largest
Population of the world in 2020: _______________
Population of the world in 2030: _______________
Population of India in 2030: __________________
about 7.8 billion
8.5 billion
about 1.5 billion
3
Read the dialogue and then fill in the blanks.
Tony is preparing a ___________ called “The world’s population”. Lingling just ___________ a video about world population, so she can help Tony. They can’t believe that the world population is such a __________ number. The countries like India, Nigeria and Pakistan will ___________ the most population growth. When populations ___________ too fast, it can cause ___________, such as too much traffic and ___________. However, countries with low ___________ rates have problems too. There aren’t enough __________ people to look after the old ones.
report
watched
huge
see
increase
problems
noise
birth
young
I can’t believe it!
Hang on a minute!
Great!
我真是不敢相信!
稍等!
太棒了!
Besides (除了) too much traffic and noise, what other problems may appear if the populations increase too fast
What problems may appear if one country has low birth rate
What can the government do to increase the birth rate
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.
Choose the correct answer.
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.
4
8,742 eight thousand, seven hundred and forty-two
2,463,128 two million, four hundred and sixty-three thousand, one hundred and twenty-eight
1,370,000,000 one billion, three hundred and seventy million
2,000,030,000 two billion and thirty thousand
Listen and repeat.
5
Prepare a talk on the world’s population. Think about the questions.
What is the population of the world
How fast is the world’s population growing
What are the problems of fast-growing and slow-growing populations
What else do you know about the world’s population
Now work in pairs and give your talk.
6
hang on 稍等
the population of ... ……的人口
prepare ... for ... 为……准备……
such as 比如
too much 太多
make some notes 记笔记
birth rates 出生率
Hang on a minute!
Great!
I’m preparing for…
I can’t believe it!
Ⅰ. 根据语境,用括号内所给单词的适当形式填空。
1. The government plans to spend _________(billion) of yuan on schools and libraries.
2. Jenny is _________(prepare) for next week's dance show.
3. The number of tourists to this area is _________(increase).
4. I read two _________(report) on the housing situation in our city yesterday.
billions
preparing
increasing
reports
5. The big changes in my home town also brought some __________(problem).
6. About four _________(five) of the people in the company were born in the 1980s.
problems
fifths
Ⅱ. 根据语境及所给首字母提示补全所缺单词。
1. Too much screen time can c_______ our eyes to feel dry.
2. The population of old people in our town is g_______ fast.
3. Remember to take n_______ carefully when you are having classes.
4. Mrs Green gave b_______ to a cute baby girl last Friday in the hospital.
5. I couldn't sleep last night because the people next door were making too much n_______.
cause
growing
notes
birth
noise
Ⅲ. 根据汉语意思完成英语句子,每空一词。
1. 等一下!我还没准备好。
________ ________ a minute! I'm not quite ready.
2. 这两个男孩在谈论他们最喜欢的作家。
The two boys are ________ ________ their favourite writers.
3. Henry昨晚在他的笔记本上写下了一首诗。
Henry ________ ________ a poem in his notebook last night.
Hang on
talking about
wrote down
4. Jack会说几种语言,例如法语和汉语。
Jack can speak several languages ________ ________ French and Chinese.
5. Barry将来想成为一名像他父亲一样的医生。
Barry wants to become a doctor like his father
________ ________ ________.
such as
in the future
Ⅳ. 根据对话内容,从方框中选择能填入空白处的最佳选项补全对话,其中有两项多余。
A: Hey, Rob. Did you go to the concert at the university last night
B: No, Mark, I didn't. Was it good
A: It was! The music was great! (1)_______
B: A million I can't believe it!
A. Can you get the tickets B. But I can't go to any more.
C. I didn't count (计算总数) them. D. But there will be more next year.
E. I'm not interested in those concerts.
F. But there were a million people there!
G. Do you always go to those concerts
F
A: Well, maybe one or two thousand. (2)_______
B: Those concerts at the university are really popular. A lot of people go to them.
A: (3)_______
B: Sometimes. I didn't go to many this year. I went to several last year.
A. Can you get the tickets B. But I can't go to any more.
C. I didn't count (计算总数) them. D. But there will be more next year.
E. I'm not interested in those concerts.
F. But there were a million people there!
G. Do you always go to those concerts
C
G
A: This was my fourth university concert this year. (4)_______
B: Why not
A: Last night's concert was the last one of the year.
B: Oh, yeah. (5)_______
A. Can you get the tickets B. But I can't go to any more.
C. I didn't count (计算总数) them. D. But there will be more next year.
E. I'm not interested in those concerts.
F. But there were a million people there!
G. Do you always go to those concerts
B
D
Write a short paragraph about world’s population. Use the information in your talk in Activity 6 to help you.