Unit 2 Topic 3 Section A课件 仁爱版英语九年级上册.pptx

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1、Topic 3 What can we do at home to protect the environment?,Section A,Unit 2 Saving the Earth,Language goals,By the end of the class, you will be able to1.Master the following words ,phrases and sentences:Words： nod, agreement Phrases: give up Sentences：We should reduce the waste we produce.Recycling

2、 can protect the environment, and it can save money, too. 2. Use the compound sentences with or, and, but and while.,Do you know how these kinds of pollution affect our environment?,What should we do to improve our environment?,What do they mean?,Are you a greener person?,Which day is the World Envi

3、ronment Day?,World Environment Day (WED) occurs on the 5th of June every year, and is the United Nations principal vehicle for encouraging awareness and action for the protection of our environment. First held in 1974, it has been a flagship campaign for raising awareness on emerging environmental i

4、ssues from marine pollution, human overpopulation, and global warming, to sustainable consumption and wildlife crime. WED has grown to become a global platform for public outreach, with participation from over 143 countries annually. Each year, WED has a new theme that major corporations, NGOs, comm

5、unities, governments and celebrities worldwide adopt to advocate environmental causes.,Can you sort the garbage?,What can we do at home to protect the environment?,We should reduce the waste we produce. For example, we should use both sides of paper and reuse plastic bags.,Think about it,Listen to 1

6、a again and answer the questions.,(1) Who is working for an organization that protects the environment? Jane.(2) Whats her main job? Her main job is to help spread the message about protecting the environment. (3) Should we use both sides of paper? Yes, we should.(4) Why is the recycling useful? It

7、can protect the environment, and it can save money, too.,1b Listen to 1a and complete the table.,organization,protect the environment,spread the message,reduce the waste,waste paper,就某事采访某人减少废弃物使用纸的两面重复使用塑料袋省钱鼓励某人做某事把它们分类为工作散发信息饮料罐被回收,interview sb. about sth.reduce wasteuse both sides of paperreuse

8、plastic bagssave moneyencourage sb. to do sth.sort themwork forspread messagesoft drink cansbe recycled,Language points,2. We all know that you work for an organization,Language points,为工作，为坚持不懈地努力,3. It will save energe and reduce air pollution. 并列句 并列连词,并列句是由并列连词把两个或两个以上的简单句连在一起构成的句子，连词前可用逗号，也可不用逗

9、号。常用的连词有：and：表示并列but, while：表示转折or, eitheror：表示选择so, for：表示因果,1c Read 1a and complete the sentences.,The three Rs -_, _ and _ - are important. At home, we can, for example, use both _ of paper and reuse _ bags. At school, students are encouraged to _ waste paper and _ because recycling can protect t

10、he _ and _ money. Then we _ them _ they can be recycled.,reduce,reuse,recycle,sides,plastic,collect,soft drink cans,environment,save,sort,so that,(1) We should use plastic bags as few as possible.(2) We should throw the garbage in the river.(3) We should reduce the waste we produce.(4) We should use

11、 both sides of paper.(5) We should throw the plastic bags rather than reuse them.,You can nod or shake the head! Nodding the head means agreement. Shaking the head means disagreement.,(1) You nod your head and it means agreement. (2) Hurry up, or youll miss the train.(3) Water is important but some

12、people dont save it. (4) Some people protect animals while others kill animals.,Discuss the words underlined,并 列 句,连词 or, and, but 和 while的用法,表示并列关系，用and表转折，用but, while表选择，用or,2 Combine the sentences with or, and, but or while, making some changes if necessary.,1. Noise is a kind of pollution. Its h

13、armful to our hearing. Noise is a kind of pollution and its harmful to our hearing. 2. Work hard. You will fail the exam. Work hard, or you will fail the exam.3. Nodding the head means agreement. Shaking the head means disagreement. Nodding the head means agreement while/but shaking the head means d

14、isagreement.,2 Combine the sentences with or, and, but or while, making some changes if necessary.,4. Hurry up. You will miss the bus. Hurry up, or you will miss the bus.5. He has failed several times . He never gives up. He has failed several times, but he never gives up.,放弃,3a Read the table and w

15、rite the correct letter under each picture. Then sort the garbage based on your own knowledge.,paper cups,glass bottles,cans,plastic bags,newspapers,3b Listen to the conversation and check your answers in 3a.,Wow! Weve got so much garbage! Soft drink cans, lunch boxes, plastic bottles, batteries, wa

16、ste paper, paper bags and cups,Suppose you will have a Clean-up Day. Work in groups and find out the garbage. Then sort them based on 3a and talk about them.,A: I think lunch boxes should be reused. B: What about waste paper ? A: I think,单选。1. Could you give me a glass of water? .A. Its a pleasure.

17、B. My pleasure. C. With pleasure. D. A pleasure.2. Never ! I believe you can make it. Thank you. I will.A. hurry up B. run out C. shut off D. give up3. He is tall, his sister is short.A. when B. or C. while D. and,C,D,C,Exercises,4. Take more exercise, you will be healthier.A. but B. for C. and D. so5. We should try our best the waste we produce quickly.A. reducing B. to reduce C. reduced D. to reduced,C,B,Exercises,Homework,1. Memorize the useful expressions and key sentences which we learn today.2. Preview Unit 2 Topic 3-Section B.,Bye-bye!,