高二英语教案：Saving the earth(2)
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同时注重 damage, pollute, desert, in place, limit, fit, present, pour, die out, measure, go off, point to, to one’s joy 等重点词汇和短语在本单元中学习，本单元中的阅读课主要内容是通过列举如:人为污染地球的土地,空气和水资源以及自然界对人类的报复; 动物界遭到人类的侵害,造成了生态不平衡等事例, 而达到警醒同学和世人,让同学们从小就培养一种环保意识, 维护环境生态的平衡。同时在这里运用了重点语法知识，Past Particle形式充当表语和定语的用法。 重点知识讲解 1. It was called “Saving the earth” and it was all about the damage that is being caused to the world. 1) It was called(believed, thought, considered, known, said ---) that --- 可以看成是主语从句，真正的主语后致，it是形式主语。可以翻译成：据说---, 据认为---。 It is believed that the troops have already crossed the border. 据说军队已经越过边境。 It is known that he is honest.( He is known to be honest.) 听说他是一个诚实的人。 1) damage n. (不可数) 损坏，损害 The earthquake caused great damage. 地震造成巨大的损失。 When she sees the damage that you have done she will be mad. 当她看到你所造成的损失，她会发疯的。 vt. 损坏 A heavy rain came down and damaged the crops. 一场大雨突至，损坏了庄稼。 Her heart was slightly damaged as a result of her long illness.她长时间的疾病造成了她的心脏受到了轻微的损害。 2. We listen to lectures about pollution, agriculture, nuclear waste, radiation and so on. waste vt. 浪费 1) Mother told me not to waste money. 母亲不让我乱花钱。 2) Don’t waste time playing computer plays.不要浪费时间打电脑游戏。 waste something on something/in doing something 用法与spend类似，可以让学生记成“双费(浪费和花费)”。 n. (通常不可数) 浪费, 废物 1) This waste of good food should not be allowed. 浪费食物是不允许的。 2) Where do you put your kitchen waste? 你把厨房的废物放在哪里? 3) It’s a waste of money to buy the book. 买那本书是浪费金钱。 a waste of time/money/energy是固定表达，同a wonderful education类似。 3. It won’t be fit for us to live in. fit adj. 适合于---的。 be fit for something:适合某事 1) He isn’t fit for the job. 他不适宜此工作。 2) These shoes are not fit for me. 这些鞋不适合我。 3) The house isn’t fit for you to live in. 这间房子不适合你居住。 be fit for somebody to do something:某人适合做某事 4) This water is fit for drink. 这种水可以喝。 5) It’s not fit for you to talk like that.你这样谈话是不得当的。 (责任编辑：admin)
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