英语人教版九年级全册How to protect the environment.ppt

1、Welcome to my class!,When is the Earth Day?,air pollution,water pollution,noise pollution,throw rubbish everywhere,Reading and Writing,Topic: Protecting the Environment,Step 1 Brainstorming,How can we protect the environment?,We should 1.plant more trees 2.,We should not 1. 2. ,plant more trees,We s

2、hould/ wed better,save water,turn off the lights when we leave the room,go to school on foot,We should not/ Wed better not ,cut down trees,waste water,throw rubbish everywhere,use plastic bags,We should 1. plant more trees 2. save water 3. turn off the lights when we leave the room 4.go to school on

3、 foot ,We should not 1. cut down trees 2. waste water 3. throw rubbish everywhere 4. use plastic bags ,How can we protect the environment?,Scientists say that in 30 years, more than half of the people in the world wont have enough clean water. We have to learn how to save more water for ourselves an

4、d our children. Here is some advice for saving water： First, turn off the tap while you brush your teeth. You can save as much as 450 liters each month. Second, leaky taps (漏水的龙头) waste a lot of water. Fix them right away！ Third, you can easily cut your 10-minute showers in half-and youll be just as

5、 clean. Fourth, when you wash dishes, dont let the water run. At last, only wash clothes when you have a lot to wash. If your washing machine isnt full, youre wasting water！,Step 2 Reading,( )1.Whats the best title of the article? A. Why Should We Save Water ? B. Suggestions about How to Save Water.

6、 C. Water Is Important. D. Dont Waste Water. ( ) 2.How many suggestions are there to save water? A.3B.4 C. 5 D.6,B,1. Fast-reading,Who is the fastest ?,C,Practice makes perfect!,Step 3 Writing,1. Exercises,Complete the sentences,1.保护环境是我们的责任。 _protect the environment. 2.我们应该尽我们最大努力让城市越来越干净。 We shoul

7、d _ to make our city _.,Its our duty to,try our best,cleaner and cleaner,3. 最好的减少空气污染的方法是少开车。 _to reduce air pollution is _.,The best way,to drive cars less,Writing tips ： 注意积累与写作话题有关的典型句型和 常见短语。,Correct the mistakes,1. Mr. Green is a cleaner, she cleans the street. 2. Just now, he did homework and

8、take out the trash. 3. In the future, there will have less cars and more trees. 4.My hometown is a interesting place. I very like it. 5. They by bike to school.,. He,took,there will be fewer,an,I like it very much.,go to school by bike,Writing tips ： 注意人称，时态，冠词等语法，避免中式英（Chinglish ）。,同义句转换,1. We shou

9、ld protect the environment. _protect the environment. 2. He usually walks to school . He usually _ _school _ _. 3. We must look after the trees and flowers well. We must _ _ _ _the trees and flowers. 4. We shouldnt use plastic bags. We should use environment- friendly bags. We use environment-friend

10、ly bags _ plastic bags.,It is our duty to,goes to on foot,take good care of,instead of,Writing tips ： 善用同义词，同义短语，避免文章单调乏味。,保护环境, 人人有责。作为中学生，我们应该做些什么呢？用至少6句话完成一篇作文。,口头作文,plant more trees,save water,throw rubbish everywhere,Writing tips ： 善于运用连词，使文章逻辑结构紧密，层次分明，条理清楚。,It is our duty to,First Second Thir

11、d,We should/ had better,We shouldnt / had better not,use plastic bags,Writing tips: 1. 确定标题，抓齐要点，开篇点题。 2.注意人称，时态，冠词等语法，避免中式英语（Chinglish）。 3.善于运用同义词，同义短语，避免文章单调乏味。 4. 善于运用连词，使文章逻辑结构紧密，层次分明，条理清楚。,Summary,2. Writing :,今年年初，“雾霾（smog）”天气侵袭了我国许多城市，请根据以下内容写一篇文章谈谈你对改善雾霾天气的一些建议，内容必须包括以下要点：,注意： 1.文章已给出部分内容，不计

12、入总词数。,At the beginning of this year, smog hit many cities in our country, which do great harm to people. How can we reduce smog? _,.As students, first, we should_ _ On the other hand, we shouldnt do a lot of things. _ _ _ In a word,_ _,_,summary,homework,At the beginning of this year, smog hit many

13、cities in our country, which do great harm to people. How can we reduce smog?,Sample,As students, first ,we should plant more trees. Second, we had better go to school on foot or by bike. Besides, we are supposed to turn off the lights when we leave the room. On the other hand, we shouldnt do a lot of things. First, we shouldnt cut down trees. Second, we had better not go to school by car. Whats more, we arent supposed to use plastic bags when we go shopping. In a word