八年级英语上册《Module 9 Unit 1 The population of China is about 1.37 billion》（第二课时）课件.ppt

1、Unit 1 The population of China is about 1.37 billion.,Module 9 Population,Crazy English,1，What is your plan? 2，What does it mean?,学习目标,1，复习Unit 1 单词 2，读懂Unit 1 课文，并熟记重点短语和句式,Can you say these numbers?,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

2、 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 on

3、e 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 tho

4、usand, three hundred and forty-five,one million two hundred and thirty-four thousand five hundred and sixty-seven,comma 逗号,英语中四位数和四位数以上数字的读法： 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。,7,000 28,000 135,000 7,000,000

5、4,500,000 79,000,000 350,000,000 21,000,000,000,Lets 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 two thousand, six hundred and fo

6、rty-eight 16,250,064 sixteen million, two hundred and fifty thousand and sixty-four 5,237,166,234 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 thous

7、and, 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,find out us!,1，为.准备 2，不断增长的人口 3，谈论 4，比如，例如 5，人口增长 6，稍等一下 7，写下，记下 8，在将来 9，.的五分之一 10，写报告,prepare for,our grow

8、ing population,talk about,such as,population increase,hang on a minute,write down,in the future,one fifth of,write report,remember me!,1，为.准备 2，不断增长的人口 3，谈论 4，比如，例如 5，人口增长 6，稍等一下 7，写下，记下 8，在将来 9，.的五分之一 10，写报告,prepare for,our growing population,talk about,such as,population increase,hang on a minute,

9、write down,in the future,one fifth of,write report,1. Is population increase a big problem in many countries? Yes, it is. 2. How many babies are born every minute in the world? Over 250. 3. Will Chinas population grow fast? Why? No, it isnt. Because families are getting smaller.,Read the dialogue an

10、d answer the questions.,Babies born every minute in the world: Babies born every year in the world: Population of China: Population of the world:,Listen to the dialogue and Complete the notes.,over 250,131.4 million,about 1.37 billion,about 7 billion,Choose the correct answer.,1. Birth happens at th

11、e 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

12、 long piece of writing / a few words. 8. A billion is a hundred / a thousand million.,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 should not have too many babies. 4. A city should not hold

13、 more than one million people.,Enjoy the pictures.,Whats happening to our city now?,crowds,smoke,pollution,heavy traffic,noise,population,Whats happening to our city? Who causes pollution? What can we do?,Think and speak.,Im so tired. Help me! Help me!,Work in pairs. Talk about the results of overpo

14、pulation(人口过剩).,There is not enough space. There is too much traffic, noise and pollution. Along with the crowds, there will be smoke and the transport problems. 4. If there are too many people, their work will be influenced in the future. 5. ,翻译下面的词组 1，为.准备 2，不断增长的人口 3，谈论 4，比如，例如 5，人口增长 6，稍等一下 7，写下，记下 8，在将来 9，.的五分之一10，写报告,堂清,Thank you!,