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1、Section B 3aSelf Check,Unit 13 Were trying to save the earth!,第5课时,Warming-up,Is our city a nice place and why or why not?,Free talk,Think about the environment in your town/city and complete the chart below.,Which parts of the town/city have a nice environment? Why are they nice? Which parts need t
2、o be improved? Why?,parks,the air is clean,streets,so many trees,restaurants,clean and tidy,rivers,a lot of rubbish,so many cars,air,too many factories,streets,Pre-writing,Write a letter to the city mayor about the problems and your suggestions.,In your letter, describe the environmental problems in
3、 your town/city. 1. What are the problems? 2. Where are they? 3. What or who is causing these problems? Then, give suggestions or possible ways to solve the problems. I think that We should/ could I suggest,While-writing,本次写作内容是一封书信，信中首先要介绍你所在城市存在有哪些环境问题，是谁造成的这些问题，然后提出解决这些环境问题的方法和措施，可以结合3a中列举的问题和前面学
4、过的解决办法来完成这封信。,【写作指导】,While-writing,While-writing,Dear Mayor, The air is polluted seriously in our city. And it gets from bad to worse because of the increasing number of private cars. Especially during the rush hours, too many private vehicles move slowly on narrow roads, emitting a large amount of
5、waste gas. Moreover, the poisonous gas sent by the nearby factories is also one of the main causes of pollution. More and more people have realized the importance of protecting the environment. Its our duty to protect it. In my daily life, I usually ride a bike or walk to school. I always throw litt
6、er into the bin. I will make an effort to keep our public places clean. In our school, many trees are planted to improve the air around us. But it is not enough. Therefore, its demanded that immediate and effective measures must be taken to restrict private cars. Public transportation must be develo
7、ped to the largest extent. Besides, we should use renewable and clean energy recourses. In a word, I hope the problem will be solved in the near future. Lets take action now. Best wishes! Yours sincerely *,Sample writing,While-writing,Write different forms of the words. Then add more to each group.,
8、v. n.,pollute act protect inspire build create ,pollution action protection inspiration building creation,n. adj.,fame wood science health south care ,adj. n.,different important ,difference importance,adj. adv.,slow wide sudden real ,slowly widely suddenly really,famous wooden scientific healthy so
9、uthern careful,Post-writing,Match each statement with the grammar structure.,Post-writing,Write ways to cut down on these kinds of pollution.,stop factories from throwing waste into rivers,try not to use plastic bags when shopping,cut down the number of cars,reduce the number of factories that burn coal,Post-writing,Summary,1. Share the writings with classmates in different groups. 2. Review the key words and language points in this unit.,Homework,Thank you！,Goodbye!,
