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课件网) Unit 2 Saving the Earth Topic 3 What can we do at home to protect the environment Section B Learning aims 一、掌握以下单词：ought to, electricity, distance等。 二、通过听说了解有关节能减排和低碳生活的词汇、句型。 三、学习用部分谚语丰富或表达自己的观点。 四、在图文帮助下，完成听力活动的相关练习，锻炼听力技能。 Review Mary lives about five miles from her work. She used to take a bus there. _____ now there are no buses travelling that way. So she rides to work, _____ her colleagues drive their cars. _____ she could afford a car, she did not want to add to the earth’s pollution. _____ she bought an electric motorbike. The bike does not pollute _____ Mary does not need to pay for gasoline. She is happy that her bike is not polluting the environment. But while Although So and Complete the passage with and, but, so, while or although. 2 Choose the correct verbs and phrases to complete the blanks. shut off reduce grow recycle ride cover use _____ waste. Don’t buy cups or boxes (which can be used only once). 2. Save electricity. _____ the electricity when you are not using it. 3. _____ boxes and plastic bottles. 4. _____ fruit and vegetables yourself. 5. Try to _____ a bike when you travel. 6. _____ both sides of the paper. 7. _____ pans when you are cooking. Reduce Shut off Recycle Grow ride Use Cover Then match them with the right pictures. 2 1 1 2 3 4 5 6 7 Retell Remember some English idioms and try to use them often. Easier said than done. 说起来容易做起来难。 Actions speak louder than words. 行动胜于言辞。 1. Jane and Michael are mainly talking about _____. A. why we should shut off the electricity when we leave B. what we should use when we go shopping C. how to be a greener person 2. “Actions speak louder than words” means _____. A. words are not as loud as actions B. to do well is better than to say well C. actions can speak, but words can’t do it 1b Listen to 1a and choose the correct answers. C B 1c Read 1a and cpmplete the table. To be a greener person 1. _____when you leave the room. 2. If you travel a short _____, you shouldn’t _____ , but _____. So this helps to _____ and _____. 3. When you go shopping, you’d better _____ instead of using _____. You ought to shut off the electricity distance take a bus or a taxi walk or ride a bike save energy reduce air pollution take a cloth bag plastic bags 1a Listen, look and say. Jane: Hi, Michael. Would you like to be a greener person Michael: Of course. I’d love to. But what should I do Jane: First, you ought to shut off the electricity when you leave a room. Michael: Oh, that’s easy. What’s next Jane: Second, you’d better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance. 1a Listen, look and say. Michael: That’ right. It will save energy and reduce air pollution. Jane: Third, take a cloth bag when you go shopping. Don’t use plastic bags. Michael: It’s so easy to be a greener person. Jane ... ...
