2. Lesson 49 What’s the population ? Design by Lu Ying

3. 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？ )

4. Have a dictation 19 ; 34 ; 8 ; 95 ; 21 ; 47 ; 60 ; 82 ; 53 ; 76 ; 500 ; 780 ; 1,300 ; 8,670 ; 2,956

5. 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）

6. 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

7. 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

8. 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

9. 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 million thousand

10. 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

11. Australia 19,521,900

12. What’s the population of….? About ….

13. 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.

14. Canada 31,198,000

15. 1,295,330,000 China

16. Germany 81,981,900

17. Great Britain 59,730,300

18. New Zealand 3,828,600

19. The USA 284,620,400

20. 6,055,000,000 The World

21. 2.5 5 17 60 year hundred million What do you think of the population of the world?

22. 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 )

23. 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.

24. 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

25. 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

26. Good-bye