外研版八年级上册Module 9 Population Unit 2 Arnwick was a city with 200,000 people. 课件(共16张PPT)

(共16张PPT)
1. To read passages about changes and problems in the city.
2.To write about problems and solutions
(解决方法).
Report——population
Population increase is a big problem in many countries.Because every minute over 250 babies are born and every year over 131.4 million babies are born. The population of the world is about 7 billion.
So there are too many people in the world. And that causes a lot of problems, such as too much traffic, noise and pollution. And there isn’t enough space.
Past
Xuejiawan
clean roads
old houses
trees / hills
village/country
Xuejiawan
Now
water polllution
too much rubbish
too much traffic
cut down trees
135,000
countryside field flat hospital
job office rubbish village
Because they want to find jobs and have a better life.
There are more beautiful flats than in the village.
There are better hospitals than in the countryside.
The schools and offices are better.
1. Why do people move to cities
2. What are the problems of big cities
There are too many people.
There is too much rubbish, traffic and noise.
There is too much pollution, such as air and
water pollution and so on.
Arnwick
Parkville
Fast reading
What's the main idea of the passage
A. Shows the disadvantages(不利) of
how cities have grown over the years
(多年来).
B. Shows that life in the city can be enjoyable
(快乐的).
C. Shows the dangers of city life.
The past life of Parkville.
The changes in Parkville.
Jo’s trouble in going to school.
The new needs of Arnwick.
The lesson(经验教训) we got from the story.
Reading Tip:
Find the main idea from the first or the last sentence of the paragraph.
Fast reading
Arnwick
Parkville
1. Why do people move to Arnwick
Careful reading
2. What are the problems of Arnwick
3.What does Arnwick need
Because they want to find jobs and
they need places to live.
1. Why do people move to Arnwick
2. What are the problems of Arnwick
There are too many people, so it’s crowded.
There is too much rubbish.
There is a lot of traffic and pollution.
Careful reading
3.What does Arnwick need
It needs more schools, buses, hospitals.
It needs fresh air and clean water and
better pubic services.
It needs more police and more money.
Read the passage and check the true sentences.
1. Parkville was a quiet village.
2. Arnwick was a city with 20,000 people.
3. Arnwick now has a population of more
than one million.
4. The local school in Parkville has 2,000
pupils.
5. Big cities need more money for public
services.
√
√
×
×
√
200,000
___
__
over
Arnwick
Careful reading
Parkville (a quiet village)
People moved to Arnwick.
Parkville (became part of Arnwick)
Arnwick became larger.
problems (rubbish, traffic, pollution…)
More things needed (school, buses, hospitals, fresh air, clean water, police, moremoney…)
Retellinng
Read and check the problems
that our home town has.
( ) 1. Many young people want to leave the countryside because they want to find jobs in the city.
( ) 2. There are not enough schools and
hospitals in big cities.
( ) 3. Too much traffic brings air pollution.
( ) 4. There is too much rubbish in the streets.
( ) 5. There are not enough police in the city.
( ) 6. It is difficult to get enough clean water.
Problems What should we do
Many young people want to leave the countryside because they want to find jobs in the city.
create more jobs
go to universities
There are not enough schools and hospitals.
Too much traffic brings air pollution.
There is too much rubbish in the streets.
It is difficult to get enough clean water.
bulid more...
save water
ride bikes/walk
protect the seas
plant trees
throw away paper,
glass and bags
We / The government /People should(not) …
It's a good idea to …
...
...
Let's work harder to protect our world!