外研版八年级上册Module 9 Unit 1 The population of China is about 1.37 billion.课件 (共44张PPT)

(共44张PPT)
[Revision]
数词 Numeral
Numeral
1-19的基数词
one 1
two 2
three 3
four 4
five 5
six 6
seven 7
eight 8
nine 9
ten 10
eleven 11
twelve 12
thirteen 13
fourteen 14
fifteen 15
sixteen 16
seventeen 17
eighteen 18
nineteen 19
Numeral
20—90等十位数
twenty 20
thirty 30
forty 40
fifty 50
sixty 60
seventy 70
eighty 80
ninety 90
twenty-one 21
twenty-two 22
其它的十位数照此类推，如：
thirty-one 31
forty-two 42
seventy-five 75
ninety-six 96
Numeral
百 hundred 100 one hundred
200 two hundred
以此类推····
千 thousand 1 000 one thousand
2 000 two thousand·········
英语里没有“万”这一单位，万也用thousand表示。
如：10 000 ten thousand 一万
20 000 twenty thousand 两万·····
Numeral
十万的说法是： 100,000
a (one) hundred thousand
200,000
two hundred thousand
million 百万 a (one) million 1 000 000
two million 2 000 000
········以此类推 ······
8 000 000 eight million
练一练
345
1001
18,657,421
three hundred and forty-five
one thousand (and) one
eighteen million, six hundred and fifty-seven thousand, four hundred and twenty-one
Numeral
The project lasted 5 years and cost 2 billion dollars.
2. The Chinese have been making paper for
two thousand years.
3. One thousand punds is a lot of money.
表示确定数量时 用基数词+ hundred，thousand，million，billion
多位基数词读法
457
890
608
389
three hundred and eighty-nine
four hundred and fifty-seven
eight hundred and ninety
six hundred and eight
1）101~999的三位数由“百位数＋and+两位数组成”。 如：325—three hundred and twenty-five
102 one hundred and two
635 six hundred and thirty-five
Numeral
2)三位数以上的数，从个位往前数，每三位数加一个逗号，从后往前数的第一个逗号代表thousand, 第二个逗号代表million, 第三个逗号是billion，注意这几个词不能用复数形式，后也不能加and。例如：
2,648
two thousand, six hundred and forty-eight
16,250,064
sixteen million, two hundred and fifty thousand, sixty-four
Numeral
确切数目与不确切数目的表达：
hundred, thousand, million, billion等前面有
基数词，表示确切数目时，用单数，后直接接复数名词；如：
three hundred books
one hundred people
five thousand students
seven million starts
表示不确切数目时，这类词后加-s且与of连用。如：
hundreds of people
thousands of students
millions of birds
billions of lions
注意：这类短语中，名词前如有定冠词、指示代词或形容词性物主代词时，可加of, 但表示的是范围。如：two hundred of the workers工人中的二百（人）
Numeral
Please find the numbers.
Read it out
8,742
eight thousand, seven hundred and forty-two
2,463,128
two million, four hundred and sixty-three thousand, one hundred and twenty-eight
Read it out
1,370,000,000
one billion, three hundred and seventy million
one point three seven billion (1.37 billion)
Read it out
315,000,000
11,000,000
27,340,000
2,000,000,000
46,500,000,000
9,700,000
Exercise
一、用英语写出下列数字：
566__________________________________
709__________________________________
983__________________________________
98 754_______________________________
________________________________
ninety-eight thousand seven hundred
and fifty-four
Nine hundred and eighty-three
five hundred (and) sixty-six
seven hundred and nine
Exercise
3 872
Three thousand eight hundred and seventy-two
46 290
Forty-six thousand two hundred and ninety
58 230
Fifty-eight thousand two hundred and thirty
基数词与序数词
基数词
one
two
three
four
five
six
序数词
first
second
third
fourth
fifth
sixth
eighth 第八
twentieth第二十
ninth 第九
twelfth 第十二
thirtieth 第三十
分数的表达
基数词
序数词
当分子＞1时，序数词要+s
例：one fifth 五分之一
two-fifths 五分之二
two-thirds 三分之二
拓: quarter 四分之一
例如： three quarters 四分之三
Do you know how many people are
there in the world now
7 billion
The population of China is
about 1.37 billion
Module 9 Unit 1
To understand population-related topics.
To listen for specific information.
To be able to read and understand large numbers.
Teaching Aims
What can you see form the graph？
The population increase quickly in the world.
The population of the world is increasing.
增长
growing
Population increase has been a big problem.
too many ___________
people
not enough s_____to live
pace
crowded
Pair Work
Place Population
Nanning 8,741,584
Liuzhou 4,150,000
Guiulin 4,931,000
A: What’s the population of …
B: The population of …is…/…has a population of …
[Listening]
1. Chongqing has the ____population in China
a) biggest b) smallest c) largest
2. What is the population of Beijing
a) About 11 million b) About 13 million
c) About 20 million
3. What is the population of Chongqing
a) About 28 million b) About 33 million
c) More than 36 million
√
√
Listen and choose the correct answers.A2
√
Listen again and complete what Betty said.A2
I had a good time when I went shopping last week. But there was a lot of 1._______ on the way there. Then there were too 2.______ people and not enough 3.______. And there was a lot of 4.______. Beijing is a big city with a population of about 5.______ million. But Chongqing has the 6.________ population. More than 7.____________ million people live there.
traffic
space
noise
twenty
thirty-three
many
largest
They are talking about the growing population.
Lingling & Betty&Tony
Pre-listening
1.Tony is preparing a report called______ .
A. our great country B. our growing population
C. our growing country
2.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 third
Listen and choose the correct answers.A3
Fill in the table
Have you ever travelled to anywhere before
How do you feel during the journey, especially on holidays
The population in the world is growing faster and faster.
And it brings a lot of problems.
What’s happening to our city now
too much traffic
too much pollution
too much noise
too many people
problem 问题n.
Will the situation be worse
What should we do
We must protect the environment.
1.We should ride bikes to go to school, or walk to school.
2.We should turn off the lights when we go out.
3.We shouldn’t pollute(污染） the water， shouldn’t throw the rubbish on the ground.
[Language Points]
1. I’m preparing some notes for a report called “Our growing population”.
我正在为一篇名为《我们不断增长的人口》的报告准备笔记。
prepare作及物动词时，意为“准备，使……准备好”等。作不及物动词时，意为“准备，预备”，后可接for sth或to do sth表示目的。如：
When we arrived at home, Mum was preparing dinner for us.
我们到家时妈妈正为我们准备晚餐。
The teacher told his students to prepare for the exam.
老师让他的学生们为考试做准备。
2. And there was a lot of noise.
noise为名词，意为“噪声；杂音”，指
刺耳、尖锐的声音。其形容词为noisy意为“喧闹的；嘈杂的”。
make a noise意为“吵闹”。
I can’t stand that noise.
我受不了那种噪音。
It’s too noisy in the classroom.
教室里太吵了。
The children are making a noise in the room all the time.
孩子们一直在房间里吵吵闹闹。
3. That causes a lot of problems, such as too much traffic and noise.
这引起了许多问题，如交通问题和噪音问题。
too much +不可数名词
too many + 可数名词
太多的…
They bought too many eggs yesterday.
昨天他们买了太多鸡蛋。
She spent too much money on clothes.
她花太多钱买衣服。
cause为动词，意为“造成；引起”，
后可接名词或代词作宾语，也可接双宾语，即cause sb sth 或cause sth for sb；还可接动词不定式充当补足语的复合宾语，即 cause sb / sth to do sth。
What caused his elder brother’s illness
他哥哥怎么病的？
You will cause trouble for your family.
你会给你的家庭带来麻烦的。
What caused you to change your mind
是什么使你改变主意的？
4. That’s almost one fifth of the world’s population.
one fifth 意为“五分之一”，在英语中分数的表达为：分子使用基数词，分母使用序数词，当分子大于一时，分母使用复数形式。
“分数+of +名词”短语做主语时，谓语动词的单复数取决于of后面的名词的数。
Two thirds of the students have passed the exam.
三分之二的学生考试及格了。
Class is over! See you!