课件32张PPT。Module9PopulationUnit 1
The population of China is about 1.37 billion.
Module9掌握本单元的重点单词和短语
能辨别并掌握大数字的读法
能够运用所学句型谈论人口问题
one hundred 一百
one thousand 一千
one million 一百万
one billion 十亿
ten billion 一百亿
one hundred billion 一千亿
one trillion 一万亿（一兆） 100
1,000
1,000,000
1,000,000,000
10,000,000,000
100,000,000,000
1,000,000,000,000billion /'bIlj?n / num 十亿 .Try to read the numbers书写时每三位划分为一个单位。Can you read the numbers?2
12
20
22
220
222two
twelve
twenty
twenty-two
two hundred and twenty
two hundred and twenty-two十位与百位间用 “and”。个位与十位间一般要用连字符号“-”,看谁说得又快又准billionmillionthousandone billion,
two hundred and thirty-four million,
five hundred and sixty-seven thousand,
eight hundred and ninety onecomma
逗号
How to read large numbers1, 234, 567, 891朗读数字时，将每三位数看做一个单位。上例中的数字可以分解为...billion...million...thousand...，每个单位按照百、十、个位往后读，遵循百位以内数字的读法。 2,314
86,754,893
1,370,000,000
2,000,030,000
two thousand, three hundred and fourteen
eighty-six million, seven hundred and fifty-four thousand, eight hundred and ninety-three
one billion, three hundred and seventy million
two billion and thirty thousand看谁说得又快又准1.37 billionone point three seven billion小数点读:pointone hundred and thirty-one point four million131.4 millionthe population of China1.37 billion20%1/5 one fifth a huge countrywhat's the population of Shanghai? The population of Shanghai is about...A::What's the population of Shanghai?
B:The population of Shanghai is about... What's the population of...
B: About...
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) About 33 millionListen and choose the correct answer.Do you know how many people are
there in the world now?7 billion 7,000,000,000The population increase curve of the worldThe population of the world is increasing .增长growing.增长Population increase is a big problem.too many ___________peopleThat causes too many problems.too much
________noisetoo much
________smoketoo much
________traffica huge city
too much traffictoo many peopletoo much noiselarge population
not enough spacecauses many problemsListen and answerWhat’s Tony’s report called ?
Our growing population.Read the passage loudly and choose the right answerTony is preparing a report called .
A. our great country B. our growing population
C. our growing country
Beijing is a huge country with .
A. long history
B. many old people
C. large population
3. Population increase is a big problem .
A. in many countries
B. in China
C. both A and B
4. China has of the world’s population.
A. One fifth B. a quarter C. a thirdBCCABabies born every minute in the world:
————————
Babies born every year in the world:
————————
Population of China:
————————
Population of the world:
————————over 250131.4 millionabout 1.37 billionabout 7 billioncomplete the notesPair work
A: How many babies are born every minute/year in the world?
B: There are over…
A: What’s the population of China/the world?
B: It’s about…
Read and learn everyday EnglishI can't believe it!
Hang on a minute!
Great!Listen and imitate4 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 wait for a short time / a long time.7 A report is a long piece of writing / a few words.
8 A billion is a hundred / a thousand million.5 Making notes means writing a long passage / a few words.
6 A problem is something easy / difficult. 6 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 more than one million people.
Now work in groups and discuss your answers. √√Pronunciation and speaking5 Listen and repeat. 8,742
eight thousand, seven hundred and forty-two.
2,463,128 two million, four hundred and sixty-three thousand, one hundred and twenty-eight1.Which country has the largest population in the world? And what's the population of the country?
2.Does the large population cause problems?
And what are the problems?
What should people do
Group workThen write a short reportProblems:
too many people 人太多
too much nise 太多噪音
too much traffic 交通拥挤
not enough space to park 没有足够的停车位
water/air pollution...空气或水污染
These phrases may help youModule 9
Unit 1new wordslanguage large numbersnoise,prepare,notes,
report,grow,huge,cause,
problem,increase,birth,
billion,fifth,hang on
1.-What' the populaton of...?
-The population of .. is...
2.That's almost one fifth
of the world population.summary131.4 million
1.37 billion
7 billion收获时刻HomeworkYou must do(必做）
Practice with your classmates to speak and
write large numbers.
If you can（选做）
编写一个报告，说明世界人口增长带来的问题。(too much traffic/smoke/pollution…)
Thank you
