Lesson 49

What’s the population ?

Design by Lu Ying

教学目的：

• 数词的表示方法

• 有关询问人口数量的句型： What’s the population of …? (…… 有多少人口？ )

Have a dictation

19 ; 34 ; 8 ; 95 ; 21 ; 47 ; 60 ; 82 ; 53 ; 76 ; 500 ; 780 ; 1,300 ; 8,670 ; 2,956

Study the numbers : 100 one hundred

1,000 one thousand

10,000 ten thousand

100,000 one hundred thousand

1,000,000 one million

10,000,000 ten million

100,000,000 one hundred million

1,000,000,000 one billion

( 一万 )

（一千万）

（一亿）

How to read the numbers

333 three hundred and thirty-three百位数 hundred, 如包含十位数及个位数，中间可用 and 连接，也可不用；如只包含个位数，即十位数为零时，则 and 不可省。如：

542

403

five hundred (and) forty-two

four hundred and three

英语中从 1,100—1,900 之间的整数常用 hundred表示，如： 1,500 fifteen hundred

How to read the numbers

333,333 three hundred and thirty-three thousand three hundred and thirty-three

1,143

3,500

20,000

101,000

one thousand one hundred and forty-three

three thousand five hundred

twenty thousand

one hundred and one thousand

How to read the numbers

333,333,333 three hundred and thirty-three million three hundred and thirty-three thousand three hundred and thirty-three

6,482,300

30,000,000

Six million four hundred and eighty-two thousand and three hundred

thirty million

How to read the numbers

3,333,333,333 three billion, three hundred and thirty-three million , three hundred and thirty-three thousand, three hundred and thirty-three

billion millionthousand

A 597 E 5,829 I 19,581 M 5,789,211

B 976 F 9,784 J 24,783 N 444,444,000

C 1,234 G 10,000 K 198,679 O 5,732,764,000

D 4,978 H 12,648 L 1,683,000 P 82,364,580,000

Australia

19,521,900

What’s the population of….?

About ….

Word study

1.What’s the population of China ? population 人口 . 是个集体名词，一般不加复数，作主语时，谓语动词用单数第三人称形式；问有多少人口，即对 population 提问时，应用 what ，不用 how many 。 常见的表示法有： has a population of … （有……人口） has a large population （人口众多） , has a small population （人口不多）例如：The city has a population of five million.The population of Shanghai is large.That country has a small population. 注 当表示整体人口中有多少数量的人口是干什么的时，谓语动词则用复数，这里着重强调其中部分人。 Four fifths of the population in this city are workers.

Canada

31,198,000

1,295,330,000

China

Germany

81,981,900

Great Britain

59,730,300

New Zealand

3,828,600

The USA

284,620,400

6,055,000,000

The World

0

10

20

30

40

50

60

0 1600 1900 2000

popul ati on

2.5 5

17

60

year

hundred million

What do you think of the population of the world?

Word study

2. increase

eg.The population of the city has increased since ten years ago.

v. 增加，增长

3 。 I wonder if /whether…? 我不知道……是否……；请问您是否可以…… eg. I wonder if you can help me with it. ( 提出要求） He wondered if there was a hospital nearby. ( 自问，自忖 )

What’s the population of China?Do you think it will increase?

About one billion, three million, I think it will increase. /I don’t know if it will increase.

Exercise: Read and write after the models.

Model A: 867----eight hundred and sixty-seven

3,980--- ________________________________________

98,721---_______________________________________

8,764,532---_____________________________________

89,076,570--____________________________________

three thousand, nine hundred and eighty

ninety-eight thousand,seven hundred and twenty-one

eight million, seven hundred and sixty-four thousand, five hundred and thirty-two

eighty-nine million, seventy-six thousand, five hundred and seventy

Model B: six thousand, two hundred and thirty-three---6,233

five thousand, eight hundred and forty-six--- __________

seventy-three thousand, two hundred and fifty-one--- ________

nine hundred and sixty-four thousand, five hundred and twenty-five ---- ___________

eight million, five hundred and sixty thousand, six hundred and twenty-eight ---- ___________

5,846

73,251

964,525

8,560,628

Good-bye