1、Module 9 PopulationUnit 2 Arnwick was a city with 200,000 people Yandang MountainsProblemslarge populationheavy trafficeducationpollutionwater pollutionair pollutioncrowded flats.Read and check the problems that exist in your home town.( ) 1. Many young people want to leave the countryside because t

2、hey 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.Problemslarge

3、 populationheavy trafficeducationpollutionwater pollutionair pollutioncrowded flats.Rubbish in the streetsset up rubbish bin （垃圾桶）Water pollutionthrowWHY?air pollutioncontrol(控制) carstake buses /ride bikes/ on footplant more treesless jobsthe number of offerIts important for sb. to do sth.large popu

4、lationProblemsSuggestionsToo much traffic brings air pollution.1.It s a good idea for government to _ the number of _.2.We can take_ or _ _ to go to school.Water pollution and rubbish in the streets1. throw, rubbish bin(垃圾桶)2.Wed better 3.Government should/canLarge populationand fewer job chances1.

5、the number of, offer2. Its important for sb. to do sth.controlcarsbusesridebikesProtect the environment! Because we have only one earth, this is our common home!保護(hù)環(huán)境吧！因?yàn)槲覀冎挥幸粋€(gè)地球，這是我們共同的家園！Write a composition about how to solve the problems in your home town. 請對家鄉(xiāng)出現(xiàn)的一些問題提恰當(dāng)?shù)慕ㄗh。 With the development of our home town, it is becoming stronger and stronger. But there are still some problems in our home town._Protect the environment! Because we have only one earth, this is our common home!1.Find more problems in our home town and think