外研版九年级英语上册Module 12 Save our worldUnit 3.ppt

Mike: I hear you are off to the Caribbean for a holiday! Lucky you! But aren’t you _______________ the pollution that such long plane journey may cause for the environment? Ken: I know, but what can I do about it? I’ve already tried my best to protect the environment. worried about I recycle. I don’t ____________ things if I don’t want them any more. I ____________ the lights when I leave a room. Don’t tell me I shouldn’t travel by plane any more! throw away turn off Mike: No, of course not. But we can do more to protect the environment. For example, we can help keep the air clean by planting trees. Trees ______________ the environment. In this way, we can reduce the harm of pollution. are good for Ken: Good! So I can enjoy my holiday, and when I come back, I’ll plant some trees! Mike: That’s the idea! Maybe we can all join in and start a small forest! Listen and check (√) the true sentences. 1. It is OK to throw used things away. Looking after them takes a lot of time. 2. Do not throw away things made of glass, plastic and paper, but recycle them when possible. 3. Take a bag when you go shopping. √ √ 4. Producing electricity and using oil will not cause pollution. 5. Turn off lights when you do not need them. 6. Ride a bike or walk, and do not often drive your car. √ √ Listen again and complete the table. Advice Reasons 1. Don’t throw away things made of _________________ ______, but _______ them. Throwing things away is wasteful. 2. __________ your plastic bags when you can and __________ with you when you go shopping. Plastic bags __________ recycle. glass, plastic and paper recycle Reuse take a bag are hard to Reuse means “use again”. Though pollution is heavy now, I don’t think it’s hopeless. Make a new words. Join the parts of words in Box A with the words in Box B. You need to use some of the parts more than once. A –able -ful im- -less re- un- B care collect hope possible use usual wanted waste coll