20xx春牛津深圳版英语九下unit3theenvironmentspeakingppt课件内容摘要：
e air in the city is very dirty recently. We should ask people to use public transport more often. 1. Role play the conversation in groups。 2. Role play the conversation in front of the class. Let’s see which group does the best. Team racing Activity Work in pairs. Choose one of the following two situations and make a conversation. Which group is the b。阅读剩余 0%
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