《The population of China is about 1.37 billion》Population PPT课件4
Lead-in
Look at the pictures .
We can see many people in the world.
Leaning aims
1.The new words: noise, prepare, notes, report ,huge, increase, problem, birth ,billion ,fifth, grow, hang on, prepare for, too much
2.The sentences:
What′s the population of Beijing?
That causes a lot of problems such as too much traffic and noise.
The population of China is about 1.37 billion.
Hang on a minute﹗
3.The grammar:初步了解冠词和数词的用法，运用所学句型谈论人口问题。
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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。
Let's practice
8,742
eight thousand ,seven hundred and forty-two
1,370,000,000
one billion,three hundredand seventy million
2,000,030,000
two billion and thirty thousand
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Listen and choose the correct answer.
1. What’s the population of Beijing?
a) About 11 million. c) About 20 million.
b) About 13 million.
2. What’s the population of Chongqing?
a) About 28 million. c) About 36 million.
b) More than 33 million.
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Read the sentences
1.What′s the population of Beijing?北京的人口是多少？
在询问人口时，要注意 population .通常用what来提问. 它是一个集体名词作主语时，若指一个整体人口谓语动词通常用单数；形容人口多与少时用large 和small. For example:
The population of China is about 1.37 billion.中国的人口大约是13.7亿。
Beijing is a huge city with a large population.北京是一个人口众多的大城市。
2.The population of China is almost one fifth of the world′s populatian.那几乎是世界人口的五分之一。
One fifth 分之一；分数的表示方式：分子是基数词，分母是序数词五；如果分子大于1，分母要用复数形式。two fifths 五分之二
3.I am preparing some notes for a report.我正在为一篇报告准备笔记
Prepare for为......做准备
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Exercises
1.-What are you preparing _____ your party?
-I’m thinking about who I’ll invite.
A. at B. for C. with
2. There are _____ people in the little room.
A. too much B. too many C. very much
3. _ of the world’s population is in China.
A. One five B. One fifths C. One fifth
4. The population of Beijing___ about 20 million
A. is B. are C. be
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Fill in the blanks.
too many, too much和much too
1. You have ______ shoes.
2. Sometimes I eat ______ noodles.
3. The work is _______ hard for us.
4. She drank _______ water
5. Among ourselves, that young man's hair is ______ long.
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Work in pairs.
Work in groups and discuss your answers.
Topic: The increasing population is the biggest problem in the world.人口增长是世界上最大的问题。讨论它带来的影响。
A: We think there are many traffic on the road.
B: I hate the noise of the traffic in big cities.
It is not easy to find a parking space in big cities。
Too much rubbish causes terrible pollution and we will not enough water to drink and so on.
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