Unit 2 Saving the earth. Topic 3课件 仁爱版英语九年级上册.pptx

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1、Unit 2 Saving the earthTopic 3 What can we do at home to protect the environment?Section A,What do they mean?,How do different kinds of pollution affect the environment?,What should we do to improve our environment?,Listen to 1a and complete the table.,organization,protect the environment,spread the

2、 message,reduce the waste,waste paper,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 the _ and _ money. Then we _

3、 them _ they can be recycled.,reduce,reuse,recycle,sides,plastic,collect,soft drink cans,environment,save,sort,so that,Questions & Answers,Whats Janes main job? Her main job is to help spread the message about protecting the environment. What can we do at home to protect the environment? We should r

4、educe the waste we produce. For example, we should use both sides of paper and reuse plastic bags.What can student do at school to protect the environment? Collect waste paper and soft drink cans, and then sort them so that they can be recycled.,New words,A journalist is interviewing Jane about envi

5、ronmental protection.We all know that youre working for an organization that protects the environment.,To give or be protection against something unpleasant means to prevent people or things from being harmed or damaged by it.,An organization is an official group of people, for example a political p

6、arty, a business, a charity, or a club.,New words,For example, the three Rs reduce, reuse and recycle are important.We should use both sides of paper and reuse plastic bags.,If you recycle things that have already been used, such as bottles or sheets of paper, you process them so that they can be us

7、ed again.,Plastic is a material which is produced from oil by a chemical process and which is used to make many objects. It is light in weight and does not break easily.,New words,We encourage students to collect waste paper and soft drink cans.,A can is a metal container in which something such as

8、food, drink, or paint is put. The container is usually sealed to keep the contents fresh.,A container is something such as a box or bottle that is used to hold or store things in.,If you seal a container or an opening, you cover it with something in order to prevent air, liquid, or other material ge

9、tting in or out. If you seal something in a container, you put it inside and then close the container tightly.,Jane,an organization,main job,three,at home,at school,reduce,use,collect,sort themso that they canbe recycled,What can we do to protect the environment?,Rs,the waste we produce,both sides o

10、f paper and reuseplastic bags,waste paper and soft drink cans,Retell 1a,Key phrases & sentences,We all know that youre working for an organization that protects the environment.My main job is to help spread the message about protecting the environment.We should reduce the waste we produce.Recycling

11、can protect the environment, and it can save money, too.We sort them so that they can be recycled.- Thank you! - Its a pleasure.,Right or Wrong,(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 b

12、oth sides of paper.(5) We should throw the plastic bags rather than reuse them.,Read the table and write the correct letter under each picture. Then sort the garbage based on your own knowledge.,paper cups,glass bottles,cans,plastic bags,newspapers,Read the table and write the correct letter under e

13、ach picture. Then sort the garbage based on your own knowledge.,Project,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,Wow! Weve got so much

14、 garbage! Soft drink cans, lunch boxes, plastic bottles, batteries, waste paper, paper bags and cups,Know about the differences of or, and, but and while.,(1) You nod your head and it means agreement. (2) Hurry up, or youll miss the train.(3) Water is important but some people dont save it. (4) Some

15、 people protect animals while others kill animals. and 表并列关系， or表选择关系but 表转折关系, while表对照关系,Combine the sentences with or, and, but or while,1. Noise is a kind of pollution. Its harmful to our hearing. Noise is a kind of pollution and its harmful to our hearing. 2. Work hard. You will fail the exam.

16、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 disagreement.4. Hurry up. You will miss the bus. Hurry up, or you will miss the bus.5. He has failed several times . He nev

17、er gives up. He has failed several times, but he never gives up.,放弃,New words,Nodding the head means agreement. Shaking the head means disagreement.Do you think batteries can be reused?,If you nod, you move your head downwards and upwards to show that you are answering yes to a question, or to show

18、agreement, understanding, or approval.,Batteries are small devices that provide the power for electrical items such as radios and childrens toys.,Summary,We learn: 1.Some words: nod, agreement 2.Some phrases：give up 3. Some sentences: (1) We should reduce the waste we produce. (2)Recycling can prote

19、ct the environment, and it can save money, too. We can: 1.Use the compound sentences with or, and, but and while. 2.Talk about environmental protection.,Homework,Workbook: Unit 2 Topic 3 Section A Exercise book: Write a short passage about protecting the environment. (the importance, what should be done, how to do it, etc.)Optional work: Collect more things and sort them based on 3a.,THANKYOU,