2 M9-U1

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Unit 1

The population of China is about 1.37 billion.

How do you feel when you are travelling, especially on holidays?

Now let’s look at some pictures.

Sun Yat-sen Mausoleum of Nanjing

南京中山陵

the Great Wall

West Lake

Watch and tell what problem are we meeting with?

The population in the world is growing faster and faster.

And it brings a lot of problems.

What problems will the population increase bring to us?

Food shortage

Water shortage

Pollution

Ecology destruction (生态破坏)

Traffic problem

What should we do ?

1. To understand population-related topics

2. Listen to learn the population problems all over the world.

3. To learn to read and understand large numbers

Complete the sentences using the words in the box.

people

noise people space traffic

There are too many ______ in the world.

2. At this time of that night, there was no

_______ in the street.

3. That big table takes up too much ______ in

my small kitchen.

4. There was too much ______ in the room and

he needed peace.

traffic

space

noise

Preview

What does the picture show?

Brainstorm as many words as you know to describe the picture.

Work in pairs. Look at the picture and talk about it. Use the words in the box to help you.

noise people

space traffic

1

P72

There are too many people, but not enough space.

There is a lot of noise in the city, especially on the road.

It’s not easy to find a parking space in big cities.

I hate the noise of the traffic in big cities.

The traffic is so heavy in modern cities.

For reference:

You may describe it by asking and answering questions.

Write down the numbers in English and read them aloud.

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

30

40

50

60

70

80

90

100

zero

one

two

three

four

five

six

seven

eight

nine

ten

eleven

twelve

thirteen

fourteen

fifteen

sixteen

seventeen

eighteen

nineteen

twenty

twenty-one

thirty

forty

fifty

sixty

seventy

eighty

ninety

hundred

101

110

122

143

1,000

1,000,000

1,000,000,000

one hundred and one

one hundred and ten

one hundred and twenty-two

one hundred and forty-three

one thousand（千）

one million(百万）

one billion(十亿）

1, 000, 000, 000

billion

million

thousand

123

1,234

12,345

123,345

1,234,567

one hundred and twenty-three

one thousand, two hundred and thirty-four

twelve thousand, three hundred and forty-five

one hundred and twenty-three thousand,

three hundred and forty-five

one million two hundred and thirty-four

thousand five hundred and sixty-seven

comma

逗号

Observe and learn

*从数字的右端向左端数起，每三位数加一个逗号“ , ”。

*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,

然后一节一节分别表示;

*两个逗号之间最大的数为百位数形式。

英语中四位数和四位数以上数字的读法：

7,000

28,000

135,000

7,000,000

4,500,000

79,000,000

350,000,000

21,000,000,000

Let’s practise!

seven thousand

twenty-eight thousand

one hundred and thirty-five thousand

seven million

four million and five hundred thousand

seventy-nine million

three hundred and fifty million

twenty-one billion

2,648

16,250,064

5,237,166,234

two thousand, six hundred and forty-eight

sixteen million, two hundred and fifty thousand and sixty-four

five billion, two hundred and thirty-seven million, one hundred and sixty-six thousand, two hundred and thirty-four

8,742

2,463,128

1,370,000,000

2,000,030,000

Listen and repeat the numbers.

eight thousand, seven hundred and forty-two

two million, four hundred and sixty-three thousand, one hundred and twenty-eight

one billion, three hundred and seventy million

two billion and thirty thousand

P73

5

Listen and choose the correct answer.

What is the population of Beijing?

a) About 11 million c) About 20 million

b) About 13 million

2. What is the population of Chongqing?

a) About 28 million

b) More than 33 million

c) About 36 million

2

P72

1. Do you think a large population is a problem? Why?

2. Do you know how many babies are born every minute around the world?

Now listen and read the conversation to find the answer.

1. Lingling is preparing some notes for a report called “Our growing population”.

2. Beijing is a small city with a large population.

3. There are too many babies born in a year.

4. In the future, China’s population will grow faster and faster.

Tony

huge

won’t

so fast.

Task 1

Word 文档链接

Because families in China are getting smaller.

Why did Lingling say they are in the right place to talk about the growing population?

2. What is the big problem in many countries now?

3. What will the growing population cause?

4. Why will China’s population not grow fast in the future?

Population increase.

Read and answer the following questions.

Task 2

Because Beijing is a huge city with a large population.

It will cause a lot of problems, such as too much traffic and noise.

over 250

over 131.4 million

about 1.37 billion

about 7 billion

3

P72

Complete the notes.

Task 3

Read and try to recite the conversations in 5-10 minutes.

Role-play

1. Read the dialogue aloud for a few minutes by yourself;

2. Role play in groups;

3. Role play in front of the class.

We’ll see which group does the best.

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.

4

Task 4

P73

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.

Task 5

Complete the passage with proper words.

_________________ is a big problem in many countries. Over 250 babies are born every ________ in the world. That _______ over 131.4 million _____ a year. Large population ______ a lot of problems, such as too much _______ and _____. China has a large population. But it won’t ___________ in the future, because families in China are _____________.

Population increase

minute

makes

traffic noise

grow so fast

getting smaller

causes

births

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.

6

P73

Pronunciation and speaking

Now work in groups and discuss your answers. Then finish the table.

Tip: Tick(√) the one/ones you agree with.

1. large/big/small population

2. too many/much

3. That makes over 131.4 million births a year.

4. Beijing is a huge city with a large population.

5. I can’t believe it!

6. Hang on a minute!

7. Great!

本课时主要短语和句型

Now 2 minutes to test your spelling.

Spelling Bee

1. English-Chinese

notes problem billion noise huge hang on report birth fifth

2. Chinese-English

准备; 预备 增大; 增长 造成; 引起

When finishing, exchange your papers to see who does the best >>>>>>内容过长，仅展示头部和尾部部分文字预览，全文请查看图片预览。<<<<<< /p>What’s the population of

with a

large population

3. Wait a minute, please. I’m coming.

(改为同义句)

______ ______ a minute, please. I’m

coming.

4. They spent 1,000,000,000 yuan in

building the bridge. (改为同义句)

They spent ______ ______ yuan in

building the bridge.

Hang on

one billion

1. Finish the exercises in Learning English.

2. Preview the passage “Could it be your town?” on page 74.

Homework[文章尾部最后500字内容到此结束,中间部分内容请查看底下的图片预览]

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