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Unit 13 We’re trying to save the earth! Section B (1a~1e) Studying goals 一、功能:Talk about how to protect the environment. 二、词汇和常用表达:Learn to use words and sentences: recycle, napkin, It’s hard to stop riding in cars. I stopped using them last year. 三、文化知识:To know the importance of protecting the environment and take actions to protect the environment. Rank the following items from the easiest (l) to the most difficult (5). stop riding in cars recycle books and paper turn off the lights when you leave a room turn off the shower while you are washing your hair don’t use paper napkins 1a What can we do to help save the earth? Rank these items from the easiest (1) to the most difficult (5). _ stop riding in cars _ recycle books and paper _ turn off the lights when you leave a room _ turn off the shower while you are washing your hair _ don’t use paper napkins 1 2 3 4 5 1b Compare your answers in 1a with your partner. Recycling paper is really easy. I agree. But it’s hard to stop riding in cars. Recycling paper is really easy.回收利用纸真的很容易。 用法总结:recycle 动词,意为“回收利用;再利用。” recycle是由前缀 re-(又;再;重新)加cycle(循环;使循环)构成的。类似的词还有rewrite(重写),retell(复述),reuse(再使用) remarry(再婚),rebuild(重建)等。recycle 的过去式为 recycled,常作定语,与所修饰的名词在逻辑上存在动宾关系。 合作探究 新知学习 课堂小结 当堂检测 学习目标 重点研讨 1c Listen and check (√ ) the things that Julia and Jack talk about. Things Julia and Jack talk about _ turning off the lights _ turning off the shower _ not using paper napkins 新知学习 课堂小结 当堂检测 学习目标 重点研讨 Things Julia and Jack talk about _ taking your own bags when shopping _ not riding in cars _ riding a bike _ recycling paper take your own bags when shopping 用法总结:when shopping 意为“购物时”,连词when 引导时间状语从句时,可以换成以 when引导的介词短语或分词短语 when doing sth.,意为“做某事时”。 合作探究 1d Listen again. Check (√ ) the things that Julia is doing now, the things she will do in the future and the things she would never do. Things Julia and Jack talk about Things Julia is doing now Things Julia will do in the future Things Julia would never do _ turning off the