课件49张PPT。9PopulationModuleUnit 1
The population of China is about 1.37 billion.
Do you know how many people are
there in the world now?7 billion One day, the world will be like this. How about China?It’s about 1.37 billion.too many ________peopleLead-inLook at the pictures and fill in the blanks.too much _______noisetoo much ________traffictoo much _________smokenoisepreparenotesreporthugeincreaseDo you know these words?problembirthbillionfifthgrow1 Work in pairs. Look at the picture and talk about it. Use the words in the box to help you. noise people
space traffic 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 million2 Listen and choose the correct answer.3. Listen and readEveryday EnglishI can’t believe it!
Hang on a minute!
Great!
1. What is Tony preparing for a report called “our growing population”?
2. Where are they talking?
Answer the questions.Some notes.In Beijing.3. Is population increase a big problem in many countries?
Yes, it is.
4. How many babies are born every minute in the world?
Over 250.
5. Will China’s population grow fast? Why?
No, it isn’t. Because families are getting smaller.Babies born every minute in the world:
Babies born every year in the world:
Population of China:
Population of the world:Complete the notes.over 250131.4 millionabout 1.37 billionabout 7 billionI’m preparing some notes for a report called “Our growing population”.
prepare … for … 表示“为…准备…”。
e.g. He is preparing a dinner for his
friends.
他正在为他的朋友准备晚饭。Language points2. Beijing is a huge city with a large population.
北京是一个人口众多的大城市。
population n. 人口,人数
1)、集体名词,无复数形式,在句中作主语时,谓
语动词用单数形式。
2)、 population 之前若有分数或百分数修饰时,
用于指具体人数作主语时,谓语动词则用复
数形式.
这儿大约有五分之三的人口是农民。
About three fifths of the population
here are farmers. 3)、 表示某一范围内有多少人口时,用
The population of+某地+be + 数词
= 某地+has a population of +数词
China has a population of 1.3 billion.中国有13亿人口。
4)、询问“某地有多少人口” 时用：
What’s the population of +某地?
= How large is the population of +某地?
5)、 表示人口的多少时,用large或small 修饰, population不能用many, more或few等，不能用 how many / much来问。
China has the largest population of the world.
中国是世界上人口最多的国家。 3. That causes a lot of problems, such as too much traffic and noise.
那会引起众多问题，比如交通拥挤，噪音污染等。
too much +不可数名词，太多的
too many +可数名词，n太多的
much too =quite+形容词/副词, 非常,十分,很
4 . I can’t believe it!
表示“简直难以置信”。表示一种惊讶。
5. The population of China is about 1.37 billion.
billion(十亿), million (百万), thousand (千)都是数字单位。当前面有数词时，这些数字单位不加s，当前面没有数词时，这些数词后面加s和of。6. That’s almost one fifth of the world’s population, ...
one fifth 表示“五分之一”，fifth是序数词。
分数的表达：分子用基数词，分母用序数词。分子大于1时，分母 + s。
e.g. 2/5: two fifths
7. Hang on a minute! 等一下。
e.g. Hang on! I’ll be back in a minute 4 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 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 long piece of writing / a few words.
8. A billion is a hundred / a thousand million.8,742
eight thousand, seven hundred and forty-two
2,463,128
two million, four hundred and sixty-three thousand, one hundred and twenty-eightListen and repeat.Pronunciation and speaking1,370,000,000
one billion, three hundred and seventy million
2,000,030,000
two billion and thirty thousandCheck the statements you agree with.Now work in groups
and discuss your answers.Grammar Focus(一)数词 Numeral数词是用来表示事物的数目和顺序的词。数词的分类：
1.基数词
2.序数词
3.分数词
今天我们先来学习一下基数词。1. 复习1—100以内的所有数字。
2. 掌握百、千、万、十万、百万的表达法。
1、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 192、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 963、百、千、万 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····· 4、十万、百万十万的说法是：
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多位基数词的读法389 three hundred and eighty-nine457 four hundred and fifty-seven890 eight hundred and ninety608 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 two635 six hundred and thirty-five2)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。朗读时，将每三位数看做一个单位，依次为billion，million，thousand。每个单位按照百、十、个位向下读，其中百位到十位之间要加入 and。
例如：
2,648 two thousand, six hundred and forty-eight
16,250,064
sixteen million, two hundred and fifty thousand, sixty-four
Translate.1. 为…做准备
2. 记一些笔记
3. 一个叫…的报告
4. 讨论
5. 一个有着很多人口的大城市
6. 太多噪音
人口增长
太多交通堵塞
五分之一
等等
写下来
如此快
在将来prepare… fortake some notesa report called…talk abouta huge city with a large populationtoo much noisepopulation increasetoo much trafficone fifthhang on a minutewrite downso fastin the future重点短语
make notes prepare for
too much one fifth
hang on talk about
数字的读法Summary-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. so much B. so many C. very muchBBExercises3. How do you read 131,400,000? ____.
A. One hundred and thirty one million ，four hundred thousand
B. One hundred and thirty one million four hundred thousand
C. One hundred and thirty one million and four hundred thousandA4. - Could you give me some advice about
learning English?
- Certainly. Why not ____ in class?
A. make books B. make notes
C. making notes
5. ____ of the world’s population is in China.
A. One five B. One fifths C. One fifthBC6. - The school bus is coming.
- _____. I’ll come in a minute.
A. Hang on B. On earth
C. Once or twice
7. Population _____ is a big problem in the world.
A. increase B. describe C. protectAA中考链接I think ____ of the materials I listened to at the beginning of the exam ____ easy.
A. three fourths, is
B. third four, are
C. three fourths, are
D. three fourth, are C2. ____ trees have been planted near
here, so the air is very fresh.
A. Two hundreds B. Hundred of
C. Hundreds of D. HundredsC3. _____ visitors come to Xingyi during May Day holidays every year.
A. Thousands of B. Two thousands
C. Thousand of D. ThousandA编写一个报告，说明世界的人口增长问题。Thank you!
