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最新人教新课标高中英语选修6 Unit4精品教学设计unit 4全单元教案2_图文

Unit 4 Global warming Ⅰ. 单元教学目标 技能目标 Skill Goals ▲Talk about global warming, pollution and the importance of protecting the earth ▲Practise expressing agreement, disagreement, blame and complaint ▲How to use“it” for emphasis in a sentence ▲Write an essay on environmental problems Ⅱ. 目标语言 Expressing agreement, disagreement, blame and complaint Yes, I agree with you. Yes, I think so. I believe that you’ve got it right. 功 能 句 式 I don’t think so. I don’t think that’s right. I’m afraid you are wrong. I’m sorry to bring this up, but ... I’m sorry to have to say this, but ... They shouldn’t have done it. They are to blame. Why don’t you do something about it? Perhaps they should / ought to do ... 1. 四会词汇 compare, graph, phenomenon, fuel, quantity, per, data, catastrophe, climate, consequence, state, range, glance, widespread, decrease, steady, steadily, average, existence, outer, electrical, motor, can (n.), microwave, nuclear, 词 汇 disagreement, title 2. 认读词汇 renewable, greenhouse, Fahrenheit, Sophie, Armstrong, Janice, Foster, methane, Charles Keeling, measurement, Celsius, famine, destruction, George Hambley, speculation, environmental, hectare, emphasis, individual, appliance, heading, imperative 3. 词组 compare to, come about, quantities of, result in, build up, keep on, on the whole, make a difference, put up with, so long as, and so on 4. 重点词汇 data, quantity, catastrophe, climate, consequence, compare, per, range, glance, average, existence 语 法 “It” used for emphasis It is human activity that has caused this global warming. 1. There is no doubt that the earth is becoming warmer. P26 2. Without the‘greenhouse effect’, the earth would be about thirty-three 重 点 句 子 degrees Celsius cooler than it is. P26 3. They also agree that it is the burning of more and more fossil fuels that has resulted in this increase in carbon dioxide. P26 4. Together, individuals can make a difference. P30 5. It takes a lot of energy to make things from new materials…. P30 6. Remember — your contribution counts. P30 Ⅲ. 教材分析与教材重组 1. 教材分析 本单元以 Global warming 为主线,旨在通过单元教学使学生经过思考、学习, 认识到全球变暖的起因和它所带来的种种后果。 同时鼓励学生进一步阐述地球所 面临的其它严重问题,激发学生的环保意识。引导学生运用所学语言、句式表达 自己对这些现象的看法, 培养他们为自己的观点辩论的能力,并能运用所学知识 写一篇有关环境问题的论文。 1.1 Warming Up 通过直观的图片,使学生对能源的用途和种类有一个基本的了 解。 让学生对当今人们开发和使用能源以及随之而来的种种影响有更深一步的思 考和认识,从而为本单元主题 Global warming 作了很好的铺垫。 1.2 Pre-reading 是 Reading 的热身活动。通过组织学生对这些问题的讨论、回答, 激活他们头脑中相关的内容模式,为下一步阅读做好准备。由于 Global warming 是当今世界的一个热门话题, 学生已从多种渠道对此有了很多的了解,因此教师 可以在安排预习作业时让学生分组做 a project on glo