Module 9　Population 知识点讲练课件(共40张PPT) 外研版英语八年级上册

(共40张PPT)
Module 9　Population
Unit 1　The world’s population was about 7.8 billion in 2020.
Ⅰ.重点单词/短语识记
1.　 　 n.噪声;杂音→noisy adj.吵闹的→noisily adv.吵闹地
2.　 　 v.准备;预备→prepared adj.准备好的
3.　 　 n.报告;汇报→reporter n.记者;通讯员
prepare
5.　 　 adj.巨大的;庞大的
6.　 　 v.造成;引起
noise
report
grow
grew
huge
cause
7.　 　 n.& v.增大;增长
8.　 　 n.出生→born v.(仅用于被动语态)出生　adj.天生的
9.　 　 num.十亿
10.　 　 [口]稍等
11.　 　 例如
increase
birth
billion
hang on
such as
根据汉语提示完成句子
12.我在准备一篇题为“世界人口”的报告。
I’m 　 　 a report 　 　 “The world’s population”.
13.当人口增长太快时,它可能引发问题,比如交通拥挤和噪声太多。
When populations　 　 too fast,it can　 　 problems,such as too much
　 　 and 　 　.
14.到2030年,印度将拥有大约15亿人口。
　 　 2030,India will have about 1.5 　 　 people.
15.哪些国家的人口增长最多
　 　 countries are seeing the most population　 　
preparing
Ⅱ.重点语句
called
increase
cause
traffic
noise
By
billion
Which
growth
16.没有足够的人去干所有的工作,也没有足够的年轻人去照顾老人。
There aren’t 　 　 people 　 　 　 　 all the jobs,or 　 　 young
people to 　 　 　 　 　 　 　 　 　 　.
enough
to
do
enough
look
after
the
older
ones
探究点一　prepare v.准备;预备
I’m preparing a report called “The world’s population”.
我在准备一篇题为“世界人口”的报告。
[点睛] prepare作动词,意为“准备;预备”。prepare for sth.意为“为某事做准备”。
[拓展]
用法 例句
prepare sth.for sth./sb.意为“为某事/人准备某事” My mother was preparing food for dinner when I got home yesterday evening.
我昨晚到家时,我妈妈正在为晚餐准备食物。
prepare for sth.意为 “为某事做准备” We’re preparing for the final exams.
我们正在为期末考试做准备。
prepare to do sth.意为 “准备去做某事” We are preparing to go on holiday this weekend.
我们准备这个周末去度假。
1.我必须为明天的数学考试做准备。
I have to 　 　 　 　 tomorrow’s math test.
2.他正准备去旅行。
He 　 　 　 　 　 　 　 　 on a trip.
prepare
for
is
preparing
to
go
探究点二　increase n.& v.增大;增长
When populations increase too fast,it can cause problems,such as too much traffic and noise.
当人口增长太快时,它可能引发问题,比如交通拥挤和噪声太多。
[点睛] increase既可作动词,也可作名词。作名词时,既可作可数名词,也可作不可数名词。
[拓展]
The population of this city has increased 　 　 5 million,and the rate of the growth has also increased 　 　 2%.
to
by
探究点三　problem n.麻烦;问题
Countries with low birth rates have problems too.
低出生率的国家也有问题。
[点睛] problem 作名词,意为“麻烦;问题”。
[拓展] 辨析problem与question
一言辨异:The problem is that I have lots of questions to ask.问题是我有许多问题要问。
problem 指疑难的、困难的、比较麻烦的问题,如数学问题、失业问题或令人困惑的事等,重在突出“难”。表示解决这类问题时用solve,即solve the problem“解决问题”。
question 指一般的问题,需要回答的问题。表示回答这类问题时用answer,即answer the question“回答问题”。
Food safety is a serious 　　　 in our country.We should try to solve it.
A.subject B.problem
C.question D.opinion
Unit 2　 Arnwick was a city with a population of 10,000,000.
Ⅰ.重点单词/短语识记
1.　 　 n.套房;公寓
2.　 　 n.垃圾;废弃物
3.　 　 adj.寂静的;安静的
4.　 　 adj.当地的;本地的
5.　 　 n.学生;(尤指)小学生
6.　 　 adj.公共的;公众的
7.　 　 v.解决问题
8.　 　 v.提及;谈到
flat
rubbish
quiet
local
pupil
public
solve
mention
9.　 　 v.减少;减低;缩小
10.　 　 v.创造
11.pollute v.污染→ 　 　 n.污染
12.serve v.服务→ 　 　 n.公共服务;服务
13.　 　(永久)关闭,关停
14.　 　接近;靠近
15.　 　 与……相同的……
service
close down
close to
the same...as...
pollution
reduce
create
根据汉语提示完成句子
16.交通总是很糟糕,更不用提空气污染了。
The traffic is always bad,　 　 　 　 　 　 the air pollution.
17.幸运的是,政府正在利用更好的公共服务尽最大努力去解决阿恩威克的问题。
Luckily,the government is 　 　 　 　 　 　 　 　 to solve Arnwick’s
problems with better public services.
18.政府正在减少交通造成的空气污染。
The government is 　 　 　 　 　 　 　 　 traffic.
not
Ⅱ.重点语句
to
mention
making
a
great
effort
reducing
air
pollution
from
探究点一　close down(永久)关闭,关停
The small local school in Parkville closed down five years ago...
帕克维尔当地的小学校在五年前关闭了……
[点睛] close down意为“(永久)关闭,关停”。还可以表示“停止广播”。
All the stores in this city don’t 　　 　 on Sundays,so we can buy what we want from the stores.
A.close down B.cut down
C.look down D.write down
探究点二　pollution n.污染
The government is reducing air pollution from traffic.
政府正在减少交通造成的空气污染。
[点睛]pollution是不可数名词,意为“污染”,其动词形式为pollute;其形容词形式为polluted。
[拓展] 与pollution有关的短语:air pollution空气污染;water pollution水污染;noise pollution噪声污染;environmental pollution环境污染
空气污染会更严重,除非我们每个人都做一些有益的事情来减少它。
The 　 　 　 　 will be more serious unless each of us does something helpful to cut it down.(2022凉山改编)
air
pollution
探究点三　the same...as...与……相同的……
Many towns and cities around the world have the same problems as Arnwick.
世界上许多城市和乡镇有与阿恩威克相同的问题。
[点睛] the same...as...意为“与……相同的……”。
My coat has the same colour as hers.
我的外套与她的外套有相同的颜色。
[拓展]
1.the same as...意为“与……相同”。
My bike is the same as his.
我的自行车与他的自行车相同。
2.different from 意为“与……不同;与……有区别”,是the same as的反义短语。
My plan is different from his.
我的计划与他的不同。
Many teenagers don’t like to talk with their parents.But I am 　　 　 them.I love to share my joy and sorrow with my parents.
A.the same as B.different from
C.interested in D.angry with
1.There may be 　 　(billion) of trees in that huge forest.
2.The population of the world is 　 　(increase) quickly.
3.She will make more efforts 　 　(learn) Chinese well.
4.My aunt moved to the town in order to make more money and live a 　 　(good)
life.
5.This restaurant offers good 　 　(service).
Unit 3 Language in use
billions
Ⅰ.用所给词的适当形式填空
increasing
to learn
better
service
( )6.It is said that smoking and drinking can 　　　 cancer,so you need give them
up.
A.develop B.make
C.cause D.produce
( )7.—Which country has 　　　 population,China,America or Japan
—China,of course.
A.the smallest B.the least
C.the most D.the largest
( )8.—Hello! May I speak to Mr Brown,please
—　　　 I’ll go and get him.
A.Hurry up,please. B.Hang on,please.
C.I don’t think so. D.Speaking.
C
D
B
Ⅱ.单项选择
( )9.Hurry up! 　　　 fans are waiting for me at the concert.
A.Million B.Millions
C.Million of D.Millions of
( )10.“We must keep 　　　 in the library,” the woman said to me 　　　.
A.quiet; quietly
B.quietly; quietly
C.quietly; quiet
D.quiet; quiet
D
A
Ⅲ.任务型阅读
根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
　　 Now more and more people want to get out of the city.11.　 　 I do
never understand tourists,who live already in a big city and then travel to another big city in another country.It makes no sense to me.
12.　 　 I went to a small village.Forests,hills,and animals were all there. 13.　 　 There was no rubbish lying around.All the bad things were not allowed in the countryside.The people there were friendlier.In the village,everybody knew each other and they got along very well.
C
B
A
It is funny to know that the people in the city want to go to the countryside,
14.　 　 It seems that we are not happy with either the one or the other.I guess,if there would be more job opportunities in the countryside,the problem wouldn’t be so serious.Of course the life in the countryside is hard,15.　 　 The people today just seem too lazy to live a hard life.I don’t know about other people,but it is no problem for me to live in the countryside.
F
D
A.It was quiet and the air was fresh.
B.My last vacation was in April.
C.They use their free weekends to drive to the countryside.
D.but was it easy for our ancestors(祖先) hundreds of years ago
E.Do you like the life in the city
F.while the people in the countryside want to go into the city.
G.No problem.
本模块以“人口”为话题,通过谈论人口过多所导致的交通拥挤、环境污染、能源短缺等问题来培养学生的社会意识,使学生了解地球资源日益短缺的现状,培养其在生活中发现问题、思考问题、解决问题的能力。
模块写作指导
1.话题词汇
(1)随着人口越来越多,污染越来越多。
With the larger and larger population,there is more and more pollution.
(2)城市的空气不干净也不新鲜。
The air in the city isn’t clean or fresh.
(3)人口增长是我家乡的一个大问题。
The population increase is a big problem in my home town.
(4)我认为政府应该做些什么来保护我们的环境。
I think the government should do something to protect our environment.
(5)中国是世界上人口最多的国家。
China has the largest population in the world.
2.常用句型
1.写作要求
假如你是张胜,你的德国朋友George给你来信,询问你所在的城市存在的一些问题。请你根据下面的参考内容给他回复信件,并提出解决这些问题的方案。70词左右。参考内容:
(1)有太多车辆,导致空气污染严重;
(2)大家都来城里找工作,造成了交通、医院和学校的拥挤。
2.思路点拨
(1)体裁:应用文
(2)时态:以一般现在时为主
(3)人称:第三人称
(4)写作导图:
3.范文借鉴
Dear George,
There are some problems in my city.First,there is too much air pollution because there are too many cars.Second,it becomes much too crowded because a lot of people come to the city to look for jobs.And the city doesn’t have enough hospitals or schools.
I think our government should do something to solve the problems.It should buy enough buses so we won’t use cars so much.Then there should be more fresh air.It should also build more hospitals and schools.
Finally,I am sure as long as we try our best,everything will get better and better.
Yours,
Zhang Sheng
假设你是Daming,经过调查,你对你家乡的人口情况有了一定了解。现在请根据下列提示写一篇短文,介绍一下你家乡的人口情况。70词左右。
1.你的家乡为A市;
2.该市目前的人口大约为150万,但人口仍在不断地增长;
3.人口增长主要有以下两个原因:(1)新生婴儿的数量增加;(2)流动人口的数量增加;
4.人口增长给交通及环境都带来了压力。




One possible version:
City A is my home town.It is in the south of China.The population of it is about 1,500,000.This is too large already,but it is still growing.One reason is that about 10,000 babies are born every year.What’s more,many people from City B move to my home town to find jobs.All these make the population increase quickly.The population increase has been a big problem in my home town.It causes traffic jams,pollutes our environment and brings many other problems.
冠词和数字
模块语法突破
一、冠词
冠词是限定词的一种,不能单独使用,常用于修饰名词。
1.不定冠词
不定冠词包括a和an。a用在以辅音音素开头的单词前;an用在以元音音素开头的单词前。
用法 示例
用在可数名词单数前表示“某一个” There is a policeman at the door.
在门口有一个警察。
用于第一次出现的可数名词单数之前 There is a box in the room.The box is heavy.
房间里有一个箱子。这个箱子很重。
用在价格、速度、频率等短语中 six kilometres an hour 每小时6千米
3 times a day 每天三次
2.定冠词
用法 示例
和名词连用,表示某个或某些特定的人或事物 Mother cut the meat into slices.
妈妈把肉切成了片。
用于名词前,表示一类人或事物 The horse is a useful animal.
马是一种有用的动物。
用于第二次出现的名词之前 I got a letter yesterday.The letter was sent by email.
我昨天收到了一封信。这封信是以电子邮件的形式发送的。
用于某些名词或者形容词前,表示一类人或物、一个民族、阶级或阶层 the Chinese 中国人;the rich富人;the dead 死者
用于指说话双方都知道的人或物 Please close the door.
请把门关上。
用于宇宙间独一无二的事物前 the sun 太阳;the earth 地球;the world世界
用于序数词前表示顺序 the third group 第三组
用于形容词和副词的最高级前面 This is the most interesting book.
这是最有趣的一本书。
用于乐器名词前 play the piano弹钢琴;play the flute吹长笛
与姓氏的复数形式连用,表示一家人或夫妇俩 The Blacks came to China in 1994.
布莱克一家在1994年来到中国。
3.零冠词
(1)表示球类、棋类的名词前不加冠词。
play football 踢足球;play chess下国际象棋
(2)在一日三餐名词前一般不用冠词。
have breakfast/lunch/supper 吃早饭/午饭/晚饭
(3)用于某些由介词by构成的表方式的短语中。
by car乘汽车;by ship 乘轮船
二、数字
我们先来学习英语数字的读法。以下面的一个数字为例。
朗读数字时,将每三位数看作一个单位。例子中的数字可以分解为...billion...million...
thousand...hundred...,每个单位里的数字按照百、十、个位往后读,遵循百位以内数字的读法,如431读作four hundred and thirty-one。上面所例举的数字读作six billion,five hundred million,four hundred and thirty-one thousand,seven hundred and twenty-nine。
( )1.This is 　　　 story of friendship.Let’s read 　　　 story together.
(2021天津)
A.a;an B.an;the
C.an;a D.a;the
( )2.My home town is 　　　 beautiful city in 　　　 west of Liaoning Province.
(2022朝阳)
A.the;a B.a;the
C.a;a D.the;the
( )3.She often plays 　　　 chess on weekends.(2022贺州)
A.an B.a C.the D./
D
单项选择
B
D
( )4.—People in our town planted 　　　 trees on Tree Planting Day.
—Good job! Everyone can do something to make our town greener.(2022宿迁)
A.hundred B.hundred of
C.hundreds D.hundreds of
D
拼 搏 奋 斗 励 志 笃 行
谢谢观赏！