(共26张PPT)
Module 9 Population
Unit 1 The world’s population was about 7.8 billion in 2020.
point
八年级上册
Warming-up
Pre-listening
While-listening
Summary
1
2
目 录
3
5
6
7
Post-listening
Exercises
Learning Objectives
By the end of this class, we will be able to:
1. understand and read large numbers correctly;
2. understand the dialogues and summarize the key information with some listening skills;
3. describe the information of population correctly.
Warming-up
What’s the world’s population in 2023
It’s about 8 billion.
So title of this module should be:
Unit 1
The world’s population was about 7.8 billion in 2020.
is about 8 billion in 2023.
There are too many ......
There is too much ......
traffic
people
noise
What problems will cause？
Pre-listening Task 1 Free talk
222
1,000,000
1,000,000,000
one million
one billion
[ b lj n]
2,222
num.十亿
Do you know how to read more complex numbers
two hundred and twenty-two
two thousand, two hundred and twenty-two
Tips:
1.个位与十位间一般要用连字符号“-”,
2. 十位与百位间用 “and”
Tony is going to write a report with some numbers in it. But he has problems in reading numbers. Can you teach him to read the numbers
Pre-listening Task 2 Let’s count
How to read large numbers
billion
十亿
million
百万
thousand
千
朗读数字时，倒着数，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。
1, 140, 840, 230
two hundred and thirty
eight hundred and forty thousand
one hundred and forty million
one billion
1 1 4 0 8 4 0 2 3 0
1, 140, 840 , 230
comma
逗号
1,340,000,000
/
/
three hundred and forty million
one billion
1, 234, 567, 890
eight hundred and ninty
five hundred and sixty-seven thousand
two hundred and thirty-four million
one billion
5 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-eight
7,800,000,000
one billion, three hundred and seventy million
2,000,030,000
two billion and thirty thousand
The population of the world is about 7.8 billion.
seven point eight
Tony and Betty are talking about the population of New York and Tokyo. Listen and choose the correct answer.
1 What is the population of New York
a)About 17 million. b)About 9 million. c)About 30 million.
2 What is the population of Tokyo
a)About 4 million. b)About 28 million. c)About 14 million.
2 Listen and choose the correct answer.
Which one is another expression
a) About 9,000 b)About 90,000 c)About 9,000,000
Which one is another expression
a) About 1,400 b)About 14,000 c)About 14,000,000
While-listening Task 1 Listen and choose
Tip: Read the questions and choices before listening, circle the key words (places) and pay attention to the numbers while listening.
What’s Tony doing
Tony is __________________called ______________________ .
“The world’s population”
While-listening Task 2 Listen and complete
preparing a report
1.What was the population of the world in 2020
A about 7.8 billion B about 8.5 billion C about 7.6
2.What will be the population of the world in 2030
A about 7.8 billion B about 8.5 billion C about 9.5 billion
3.What will be the population of India in 2030
A about 1.5 billion B about 2.0 billion C about 1.7 billion
3 Listen to the dialogue and choose the correct answers.
While-listening Task 3 Listen and choose
The population increase too fast!!!
Is it a good thing
Watch and complete the table.
problems caused by population countries with fast -growing populations It can cause too much 3.______and 4.______
countries with slow- growing populations There aren’t enough people 5.___________.
There aren’t enough young
6.______________________________.
Post-listening Task 1 Watch and complete
problems caused by population countries with fast - growing populations It can cause too much 3.______and4.______.
countries with slow -growing populations There aren’t enough people 5._______________.
There aren’t enough young
6._____________________________.
traffic
noise
to do all the jobs
people to look after the older ones
Watch and complete the table.
Population
fast-growing
slow-growing
problems:
1. .
2. .
3. .
...
problems:
1. .
2. .
3. .
...
Fast-growing/Slow-growing populations
can cause problems.
Post-listening Task 1 Read and think
Population
fast-growing
slow-growing
problems:
1. .
2. .
3. .
...
problems:
1. .
2. .
3. .
...
traffic jams
too much noise
not enough food
not enough people to ...
not enough young people to ...
an aging population
Fast-growing/Slow-growing populations
can cause problems, such as...
Fast-growing/Slow-growing populations
can cause problems. For example, ...
Family planning policy
one-child policy
two-child policy
three-child policy
1982
2021
2016
Post-listening Task 2 Further thinking
Fast-growing populations can cause severe (严重的) problems. Why does China have the third-child policy
Further thinking
[s v (r)]
We should promote long-termed and balanced population development.
我们应该促进人口长期均衡的发展。
Exercises
1.准备一份报告
2.世界的人口
3.攀升到
4.真不敢相信
5.那是一个巨大的数字
6.最大的人口增长
7.发生
8.稍等一分钟！
9.做笔记
1.prepare a report
2.the world’s population
3.climb to
4.I can’t believe it!
5.That’s a huge number.
6.the most population growth/ the largest increase in population
7. take place
8.Hang on a minute!
9.make some notes
Summary
10.人口增长太快
11.造成问题
12.例如
13.太多的交通和噪音
14.人口增长缓慢的国家
15.人口低出生率的国家
16.照顾长辈
17.谢谢你提供的信息
18.写报告
10.populations increase too fast
11.cause problems
12.such as
13.too much traffic and noise
14.countries with slow-growing populations
15.countries with low birth rates
16. look after the older ones
17.thanks for the information
18. write my/a report
Must do
Search for more information on problems caused by populations, and write down at least three problems.
Choose to do
Find out ways to solve the problems, and write down at least two solutions.
Homework
Thank you(共5张PPT)
1、It takes me _____________ time.
2、The little boy always has _____________ questions.
3、I am __________ tired, and I don’t want to say anything.
4、There is ________________ noise and ___________ people, and the world gets ____________ small.
too much
too many
much too
too much
too many
much too
一、用too many/too much/much too填空。
Exercises
二、用noise/sound/voice填空。
The girl has a beautiful __________.
Light travels much faster than __________.
Stop making any ___________.
noise
sound
voice
三、单项选择。
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. so much B. so many C. very much
B
B
3. ____ of the world’s population is in China.
A. One five B. One fifths C. One fifth
4. - The school bus is coming.
- _____. I’ll come in a minute.
A. Hang on B. On earth
C. Once or twice
C
A
5. 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
C(共5张PPT)
Language points
1.Prepare
Prepare sth. 准备某物
My mother is preparing lunch. 我妈妈正在准备午饭。
prepare for… 为……做准备
He is preparing for the world cup. 他正在为世界杯做准备。
prepare sth. for… 为……准备某物
Please prepare the table for the dinner.请摆好桌子吃饭。
Prepare to do sth.准备做某事
We are preparing to go on holiday. 我们正准备去度假。
2.cause①（及物动词）造成；引起 后面可以直接跟造成的结果或引发的事情作宾语。
cause (sb.) sth.（给某人)造成某事; cause...to do sth.导致…做某事
Driving after drinking caused many accidents.酒后驾车造成了很多事故。
②〔名词〕原因；起因
We are trying to find the cause of the accident.我们正在努力找到这场事故的原因。
3. 辨析：too much , much too与too many
too much太多 后接不可数名词; much too 太 后接形容词或副词;
too many太多 后接可数名词复数
He doesn't have too much money.他没有太多钱。
It is much too cold,天太冷了。
There are too many people in the park.公园里人太多了。
拓展too much还可用作名词性短语，在句中作主语或宾语; 也可用作副词性短语,在句中作状语，修饰动词。
You've given me too much.你已经给我太多了。
4辨析：noise, sound与voice
noise指不悦耳的“噪音，杂音，吵闹声”等
sound泛指自然界中的一切声音
voice指人说话或唱歌发出的“嗓音”，有时也指鸟鸣声
There is too much noise in that restaurant.那家餐馆太吵了。
Light travels much faster than sound.光的传播速度比声音的快得多。
The little boy has a beautiful voice. 这个小男孩有一副好嗓音。
5. increase①〔名词)增大，增长
We need an increase in money.我们需要增加资金。
②〔动词〕增大，增长
increase by增长了…; increase to增加（长）到…
6.problem与question
problem指疑难的、困难的问题，如数学问题、失业问题或令人困惑的事等相对比较麻烦的问题，重点突出“难”。常与solve , cause, work out等动词(短语)连用.
question指一般的、需要解答的问题。常与ask , answer等动词连用.
This time , we must depend on ourselves to solve the problem.
这次，我们必须依靠我们自己去解决问题。
You can ask him some questions by telephone.你可以通过电话问他一些问题。
7.believe〔动词)相信
其后可接名词、代词或从句作宾语。
I believe the little girl.我相信这个小女孩的话。
I believe we can make it.我相信我们能成功。
辨析：believe sb.与believe in sb.
believe sb.相信某人所说的话, 指认为某人的表述属实
believe in sb.信任某人, 指相信某人的品质、能力、人格或力量
I believe her , but I don't believe in her.我相信她的话，但我不信任她。
8.one fifth五分之一
表达分数时，分子用基数词表示，分母用序数词表示；当分子大于1时，作分母的序数词后加s.“分数+of+名词”作主语时，谓语动词的数与分数后的名词的数保持一致。
注意英语中，“四分之一”也可表达为a quarter; “四分之三”也可表达为three quarters;“二分之一”也可表达为a half。
One third of the students go to school by bus.三分之一的学生乘公共汽车去上学。
Two fifths of the workers are women.五分之二的工人是女士。
助记:分子基数词，分母序数词，分子大于1，分母加-s。
9. hang on稍等
Hang on , please. I'll come back in a minute.请稍等。我马上就回来。
拓展hang up挂断电话 hang out闲逛Module 9 population
课题：Unit 1 The population of China is about 1.37 billion.
课型：Listening and speaking
教学目标：
1、能够听懂谈论人口的对话.
2、能够听辨并写出大数字。
3、能够用大数字谈论人口问题。
核心内容：
Key vocabulary— noise, prepare, notes, report, grow, hand on...
Key structures— That’s huge munber.
It’s said the world’s population was 7.8 billion in 2020.
教学准备：PPT课件、课堂练习表格、奖品
教学过程：
教学步骤 教师活动 学生活动 设计意图
Step OneWarming-up (3’)Step TwoPre-task(5’) Step 1 Lead-inT: Do you know how many people there are now in the world S: …!T: It’s about 7 billion. And how about China S: …Step 2 Free talk:Show some pictures, a ( http: / / www.21cnjy.com )nd let Ss look at them and talk about something with them. Answer the questions:1. How many people are there in the world now 2. How about China Enjoy some pictures about population in the world and China now. 通过这个环节既能活跃课堂气氛，又能为以下教学内容作好铺垫
Step 3. New wordsT1 : The teacher show ( http: / / www.21cnjy.com )s the pictures of new words and let Ss say the new words as quickly as possible.T2: Let Ss read the new words and expressions.T3: Let Ss look and say. too many _______ ↓ too much _______ too much _______That causes many _______. S1: Look and say. Look at the pictures and say the new words as quickly as possible.S2: Read the new words and expressions one by one.S3: Look at the picture and talk about it. 引导学生直观谈论图片，训练学生的口头表达能力，在描述和谈论图片的同时学习新单词和新句型。
Step ThreeWhile-task(24’) Step 4 ListeningPlay the tape in Activity 2.Play the tape in Activity 3.3. Play the tape in Activity 3 again.Step 5 Reading.Let Ss read t ( http: / / www.21cnjy.com )he conversation and then choose the correct answer in Act.4Let Ss read in roles.3. Solve the difficulties. 1.Listen to Activity 2 and choose the correct answer1) What’s the population of Beijing A. About 11 millionB. About 20 millionC. About 13 million2)What’s the population of Chongqing A. About 28 millionB. About 36 millionC. More than 33 million2. Listen to Activity 3 and answer:1)What is the boy doing 2)What’s the big problem in many countries now 3. Listen to Activi ( http: / / www.21cnjy.com )ty 3 again and complete the notes in Activity 3. Then open the books, read the conversation and check the answers.1.Read the conversation and then choose the correct answer in Act.42.Have a competition .3. Find out some key phrases and structures from the conversation. 听，是英语学习中关键的一部分，在常规听力练习中提高学生听的能力, 并掌握对话整体意义。再听,让学生在听的过程中加大信息的输入，同时在问答过程中加深对对话的理解。再读对话，旨在使学生掌握对话的具体信息，并通过选择来检查学生对对话的初步理解程度。让学生自己寻找重点词组和句型。
Step FourPost-task(10’) Step6: Let Ss try ( http: / / www.21cnjy.com ) to retell the conversation by some pictures and the key words. Retell the conversation.Tony is _____ som ( http: / / www.21cnjy.com )e notes for a report called “…”. Beijing is a ____ city with a large _____.... 运用相关语言知识，通过口头训练掌握本模块的重要句型
Step FiveSummary（2’） 1、Get the Ss to sum up the language points.T：What have we learned today？Ss：……2、Let the Ss choose the best group in this lesson 1、Sum up the language points.2、To choose the best group. 此环节能培养学生自主总结的良好学习习惯；小组评价更能激发学生的学习兴趣，树立学习英语的信心。
Step SixHome-work（1’） 1. Copy the new words and expressions in this unit.2. Try to recite the conversation next class. Copy the homework. 巩固已学知识。写作是阅读的拓展,让学生最终完全掌握语言,实践运用语言。
板书设计：
Module 9 Population Unit 1 The population of China is about 1.37 billionThat makes over 131.4 million births a year.That’s almost one fifth of the world’s population… 小组评价 T1T2
达标训练题
一、单项选择(5分)
1. Beijing has got ______population of more than 13.8 million.
A. the B .a C. an D./
2. I don’t like ______people and ______traffic in the big city.
A. too much; too many B. many too; too much
C. too many; too much D. too many; much too
3. A billion is one thousand______.
A. hundred B. thousand C. million D. millions
4. The population of Shanghai is______.
A. large B. small C. many D. much
5. The ______traffic s ( http: / / www.21cnjy.com )topped me from going to school on time yesterday. So I was late!
A. heavy B. crowded C. fast D. quick
