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Collect useful information to summarize the text A slide: key words。 train students to take personal acti on to reduce pollution. Learning Methods: Listening。 a tape recorder Teaching Process Aims Teaching appliance Step1: Leadin Show students a bag full of garbage What’s in my bag? Take up lesson61 Plastic bag full of garbage Step2: know more about different kinds of garbage Learn the new word— garbage A Slide: pictures presentation Step3: listen to the tape with the following questions: 1