Unit2Arnwickwasacitywith200,000people. (2)

1、Module 9,Unit 2,1. How many babies are born every minute? 2. How many babies are born every year? 3. Whats the population of China? 4. Whats the population of the world?,Revision,China has the largest population in the world.,The population problem is one of the most serious problems in the world to

2、day.,If population grows too fast, what will bring to the world? Whats the bad effect of overpopulation?,food shortage water shortage city problems pollution,Bad effects,Water Shortage,约占世界人口总数40%的80个国家和地区严重缺水。目前，全球80多个国家的约15亿人口面临淡水不足，其中26个国家的3亿人口完全生活在缺水状态。预计到2025年，全世界将有30亿人口缺水，涉及的国家和地区达40多个。,These

3、are not true snows. These are plastic bags.,白色污染(White Pollution)是人们对难降解的塑料垃圾（多指塑料袋）污染环境现象的一种形象称谓。它是指用聚苯乙烯、聚丙烯、聚氯乙烯等高分子化合物制成的各类生活塑料制品使用后被弃置成为固体废物，由于随意乱丢乱扔，难于降解处理，以致环境严重污染的现象。,Sometimes colorful things are a kind of burden!,Tomorrows mountain,Overpopulation makes the traffic crowded. It makes the env

4、ironment terrible. So we must try our best to control the population.,Where do you prefer to live, in a quiet country village or a big city? Why?,Work in pairs and answer the questions. Using the words in the box to help you.,countryside field flat hospital job office rubbish village,Because they wa

5、nt to look for jobs and have a better life.,1. Why do people move to cities?,2. What are the problems of big cities?,Pollution, crime, loneliness, rubbish collection and so on are the problems of cities.,Listen to the passage and check the true sentences.,1. Parkville was a quite village. 2. Arnwick

6、 was a city with 20,000 people. 3. Parkville 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.,Read and answer the questions.,What was Parkville like when Jos grandparents first came to Parkville? 2. W

7、hat is Arnwick? 3. What is Parkville now?,It was a quiet country village.,It is a city near Parkville.,It is a part of Arnwick, with over a million people.,4. Why did people move to the big city Arnwick? 5. How long does it take Jo to go to school now?,Because people wanted to find jobs there.,It ta

8、kes an hour by bus.,Para. 1,Para. 3,Para. 4,Para. 5,Para. 2,New problems. The lesson we got from the story. C. The old Parkville. D. The new needs. E. The changes in Parkville.,Read the passage again and match the headings with the paragraphs.,Where did they live in Parkville?,They lived in a small

9、house, close to fields and hills.,Para. 1 The old Parkville.,Was Parkville far from Arnwick? 2. Why were buildings built outside the centre of Arnwick? 3. What problems does Jos family have to live in a flat?,No, it was near Arnwick.,Para. 2 The changes in Parkville.,Because it was expensive to live

10、 in the centre of Arnwick.,It is very crowded, and rubbish is also a problem.,The small local school is still open. 2. The new school is close to Jos home. 3. The longer journey has a lot of traffic and pollution.,closed down.,far from,Para. 3 New problems.,True or false.,F,F,T,Para. 4 New needs.,Ar

11、nwick needs more schools, buses and _. It needs fresh air, clean water, and better _. It needs more _ to protect people. It needs _ to do all these things.,Fill in the blanks.,hospitals,public service,more money,police,Para. 5 The lesson we got from the story.,What does the writer want to tell us?,P

12、opulation increase is a big problem in big cities. Pollution, rubbish collection, traffic and so on are the problems of cities. We should protect our Earth.,Parkville (a quiet village) People moved to Arnwick. Parkville (became part of Arnwick) Arnwick became larger. New problems (education, traffic

13、, pollution) More things needed (school, buses, hospitals, fresh air, clean water, police, more money),Retell the story according to the clue.,Where do you live, in a village, a town or a city? What problems do you think your home town has? Can you give some advice?,Free talk,Do you have any ideas o

14、f solving these problems?,Imagine that you and your family have moved from the countryside to the city.Write an email to a friend about your new life in the city.,Writing,Read and check the problems that exist in your home town.,( ) 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.,Writing,( ) 4. The