外研版英语八上 Module 9.3 Population Unit 2
单项选择题
There are more than 6.7 billion people on the earth now. The world's population is a big problem because it will cause lots of problems in the future. More people will need more food and will need more room to live in as well.
? ? ?The world's population growth rate rose from about 1.5 percent per year during 1950-1952 to over 2 percent in the early 1960s. Although the growth rate?thereafter?started to fall due to (由于) people getting married later as well as the development of technology, the rate is on the rise again now.
? ? ?The important thing is not how huge the population of the world is, but is how fast the rate increases. The world's population increased from 3 billion in 1959 to 6 billion by 1999. The world's population will grow from 6 billion in 1999 to 9 billion by 2042. This great growth of the population will create a big problem by the year 2050---there will be over ten billion people in the world then.
1.The population of the world is more than _______ now and may be over _______ by 2050.
A. 6.7 billion; 10 billion
B. 6.7 billion; 9 billion
C. 6 billion; 10 billion
D. 6 billion; 9 billion
2.What does the black word “thereafter”?refer to?
A. Before the 1960s
B. After the late 1960s.
C. After the early 1960s.
D. Before the late 1960s.
3.According to the passage, the growth of the population was the fastest in the______.
A. early 1950s? ? ? B. early 1960s? ? ?
C. late 1950s? ? ? D. late 1960s
4.From the passage we know that ___________.
A. the world's population is becoming smaller
B. the world's population is increasing
C. the world's population's growth rate won't change
D. the world's population's growth rate has been rising since the 1950s
5.What's the best title for this passage?
A. More Food and Less Room
B. A New Problem
C. We Should Feed Many People
D. The Growth of the World's Population
单选
6.In hot summer, we should pay attention to protecting ourselves _______ strong sunlight.
A. from? ? ? ? B. for? ? ? ? C. with? ? ? ? D. to
7.We decided to close ________ the factory.
A. off? ? ? ? ? B. down? ? ? ? C. up? ? ? ? D. on
8.We need to buy a bike ______ our son.
A. to? ? ? ? B. for? ? ? ? C. with? ? ? ? ? D. as
9.The school isn't far _______ my home.
A. to? ? ? ? B. towards? ? ? ? ? C. for? ? ? ? ?D. from
10.Lucy's school is big _________ 2,000 pupils.
A. have? ? ? ? ?B. has? ? ? ? ? C. with? ? ? ? ?D. are
答案解析：
单项选择题
1. A
解析：由文章第一段第一句和第三段最后一句可知
2. C
解析：thereafter意为?“从那以后”，由前一句“in the early 1960s”可知，是从1960s早期以后。
3. B
解析：由第二段“The world’s population growth rate rose from about 1.5 percent per year during 1950-1952 to over 2 percent in the early 1960s.”可知，1960s早期的人口增长速度超过了2%，之后才开始下降。
4. B
解析：本文主要讲了世界人口数量和其在不同时间段的增长速度，AC明显错误，D选项“has been rising since 1950s”不够妥当，因为世界人口在此之前也有过增长。
5. D
解析：本文主要讲了世界人口数量和其在不同时间段的增长速度，AC不够全面。B选项看似正确，但与D选项相比，它没有指明主题，即“growing population”，不够妥当
6. A
解析：protect sb/sth from sth?保护某人/某物不受…影响（伤害）
7. B
解析：close down 关闭，停业
8. B
解析：固定搭配buy sth for sb 给某人买某物
9. D
解析：be far from... 离...远的
10. C
解析：with表示具有，带有
课件20张PPT。Moduel 9
PopulationUnit 2 Arnwick was a city with 200,000 people.课程编号：TS1605010203W91090201YWT授课 : Jackson外研版《英语》 八年级上册Language goals1. Comprehend the passage “ Could it be your town?” and complete the task in P.75 (3-4)
2. Master the usage of “could”
知识点一理解课文“could it be your town?”Could it be your town?
Jo is fifteen and lives in Parkville. When Jo’s grandparents first came to Parkville, it was a quiet village. They had a small house, close to fields and hills.知识点一理解课文“could it be your town?”A quiet village (countryside)Close to fields and hillsSmall house Parkville知识点一理解课文“could it be your town?”Parkville was near Arnwick, a city with 200,000 people. People from Parkville moved to Arnwick to find jobs, and they needed places to live in the city centre, so the government built flats outside the centre. Soon, Parkville became part of Arnwick, and Arnwick became a city with over a million people. Jo’s family lives in one of those flats. It is very crowded, and rubbish is also a problem.知识点一理解课文“could it be your town?”to find jobsneed places to live in 知识点一理解课文“could it be your town?”Jo’s familyFlatRubbish知识点一理解课文“could it be your town?”200,0001,000,000知识点一理解课文“could it be your town?”The small local school in Parkville closed down five years ago, so Jo now has to go to a school in Arnwick with 2000 pupils. It takes an hour to get there by bus. There is a lot of traffic and pollution.知识点一理解课文“could it be your town?”Local schoolopp. nonlocalclose down: stop to operate (运作)
e.g. The market closes down, we can’t go shopping today!知识点一It takes sb sometime to do sth.
花费时间去做某事
e.g. It takes Bob 2 hours to finish
his homework.
There be 句型表示存在
be动词取决于主语，如：
There is an apple on my desk.
There are many people swimming.
There is much traffic in Hangzhou.理解课文“could it be your town?”知识点一理解课文“could it be your town?”It is clear that Arnwick needs more schools, buses and hospitals. It needs fresh air, clean water and better public services. It also needs more police to protect its people. But to do all these things, it needs more money.
However, can money help solve all these problems? Do we need more big cities like this? In fact, this is just a story. But it describes what is happening all over the world. Could it be your town some day?知识点一
理解课文“could it be your town?”public: 公共的；公众的
public security公安； in public 在公众中
serve v.
e.g.
在饭店里，服务员服务的很到位。
In restaurant, the waiter serves you well.
In restaurant, you enjoy the good service.
public service 公共服务service n. 服务教育卫生医疗文化知识点一理解课文“could it be your town?”fresh airclean waterpolicebetter public servicesproblemssolve problems知识点一理解课文“could it be your town?”3. Check (?) the true sentences.
Parkville was a quiet village.
Arnwick was city with 20,000 people.
Arnwick now has a population of more than one million.
The local school in Parkville has 2000 pupils.
Big cities need more money for public service.?????知识点一理解课文“could it be your town?”flat local pollution rubbish service thousandMany towns and cities have the same problems as Arnwick. People need places to live, so the (1)_______ government has to build more (2)_______. People need better bus and train (3)_______. They also produce more (4)_______, so the government has to make more efforts to protect the city against (5)________.As we say, a hundred people make a (6)_________ problems.localflatsservicerubbishpollutionthousand知识点二Could的用法Could it be your town?=can??could 在这表示对未来的猜测，因为不知道这件事是否真的会发生。
对现在或将来的推测，could和can都可用，但can通常只用于否定句或疑问句中，一般不用于肯定句，而could则可用于肯定句、否定句和疑问句：?
It?can’t?be?true.那不可能是真的。
What?can?they?be?doing??他们正在干什么呢？
We?could?go?there?this?summer.今年夏天我们可能要去那儿。
You?could?be?right,?but?I?don’t?think?you?are.你可能是对的，但我并不认为你是对的。知识点三Could的用法①?表示请求允许(即请求别人允许自己做某事)，两者均可用，但用could语气更委婉：?Can?[Could]?I?come?in?我可以进来吗??【注】此时也可用may或might，其中might和could均不表过去，只表委婉语气。?
②?表示给予允许(即自己允许别人做某事),一般只用?can，而不用?could：?“Could?[Can]?I?use?your?pen??”?
“Yes,?of?course?you?can.”?“我可以借用你的钢笔吗?”“当然可以。”(不能说Yes,?you?could.)小结理解课文 “could it be your town?” 主旨，掌握文章中的重点词汇，如：
flat; village; local; rubbish; service
2. 掌握“could”的用法Thank you!
