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1、武汉市汉阳区高中英语优质课教学设计NSEFC Module 6 Unit 4 Global warmingLanguage points学校：武汉市弘桥中学姓名：王乔学科：高中英语电子邮箱：wangqiaoyx163. com一、教学目标根据普通高中英语课程标准（实验稿）关于总目标的具体描述，结合高二 学生实际和教材内容，笔者分三个方面制定相应的教学目标：1 .语言知识1）重点单词和短语global, average, consequence, natural, environmentalcome about, quantities of, result in, build up, go up
2、2）重要句型It is . that.2 语言技能n培养学生具备掌握所学词汇并能在真实语境中正确运用所学词汇的能力。2）培养学生具备用英语正确表达提出忠告和建议的能力。3）培养学生具备用英语将自己的意见写成段落的写作能力。3 .情感态度关注全球变暖、关注节能降耗，培养学生环保意识。二、重点难点.培养学生对词汇的联想、辨析和归纳的能力。1 .创设情境，培养学生小组合作、用英语交流和解决问题的能力。2 .如何利用所学的词汇句型进行写作。（难点）三、教学策略与手段根据英语教学中“引趣激趣，任务型活动，循序渐进和尊重差异，以及开放 式教学策略。笔者设定以下教学方法。1）情景交际法：创设与全球变暖有关的
3、三方面问题的情景以便进行交流对话。2）竞赛法：在语言检测的环节采用“砸金蛋，赢大奖”竞赛的方法，形成竞 争机制，活跃思维和课堂。3）任务型教学法：以任务为中心的教学思路是现代化教学与新课改提倡的课 堂教学模式，以任务为焦点让学生在解决这些任务的过程中产生成就感。四、课前准备.充分利用互联网平台搜索与本课话题相关的图片、视频等资料。1 .课前播放“全球变暖后北极熊疯了 ”的小片段，激发学生兴趣，启发学生思考。五、教学过程Step I Lead-inT: Why does the bear take off his clothes”?S: Because（设计意图：选用简短而又有趣的视频导出全球变
4、 暖这个话题，吸引学生的注意力，以展开单元话题。）T: Look at this picture; it is very beautiful, isnt it?SI:T: What happened in this picture?S2: A drought happened.T: What causes the drought?S1: Global warming causes the drought.T: Can you use the following sentences to answer it? First of all, you have to fill in theblank.
5、 The first letters have been given.We love the beautiful n in Yuan Nan, but we are facing ndisasters caused by the g warming. Now, it isprotection that we should pay more attention to.（设计意图：结合实际，进一步讨论全球变暖的严重性，为接下来对全球变暖 的成因、后果和解决途径的话题讨论做铺垫，从而在各个环节，用不同的形式对 本节课的词汇进行复习。）Step II Topic 1: the cause of glo
6、bal warmingT: Since global warming is becoming more and more serious now, it is necessary to know more about it. So here comes my first question： What causes global warming?S: (C02/Human activity)Can you use the given phrases to describe the picture? carbon dioxide in the atmosphere, causing the tem
7、perature to which makes the global warming come about.quantities of go up build up averageT: Can you use other words to replace “come about”?S: break out, happen, take placeT: In English, there are many words or phrase with different meanings. 一词多义go upThe whole building went up in the fire. 1. The
8、price of the cigarettes is going up. 2. New library is going up in our school. A.兴建 B.被烧毁 C.上升build up1. We must build up our body. 2. We must build up confidence. 3. We can build up a powerful country. 4. Large quantities of CO2 are building up in the atmosphere.A.增强B.建立C.树立D.聚积（设计意图：旨在讨论全球变暖的成因，同时
9、以不同的形式对build up, go up, 等进行巩固学习，渗透词汇复习方法：一词多义。）Step III Topic 2: the results of global warmingT: What are the results of global warming when it comes about?同义连线result in result from as a result as a result of5. The global wanning results in.as a consequenceas a consequence of lie inlead to7. Global
10、warming the rise of sea level. (result in/from)2. The melting of icebergs the rise of global temperature. (result nV from)Tsunami came about in Japan in 2011. , many buildings were destroyed.A. resulted fromB. as a consequenceC. resulted inD. as a consequence of4.Typhoon Haiyan, thousands of people
11、in the Philippines have died.A. Resulted fromB. As a resultC. Resulted inD. As a result of（设计意图：以直观有趣的漫画展示全球变暖的后果，并让学生通过图片进行 联想，以创设语言环境，对相关短语进行复习巩固。）Step IV ConsolidationT: After doing so many exercises, lets play a game. Do you want to break the golden eggs to win a surprise?1. Translate the senten
12、ces intoChinese.In the past 100 years, the global average temperature has gone up about 0.6.3. Use the words to describe the picture come about fire as a result ofA fire came about in the forestas a result of the hot weather.4. ReplacementWe must reduce the output of CO 2 emission to prevent the tem
13、perature from rising because it leads to global warming. Thus, we must set up environmental organizations to solve the problem and live a low-carbon life.(going up Y results in人build up人Translate the sentence.正是大量的人类活动导致了全球变暖。（It isthat）（设计意图：本环节用“砸金蛋”这个比赛方式是为了能在枯燥的词汇学习课 上，第二个金蛋链接一个小视频，既可以让学生放松心情，又可
14、以感知全球变暖 的原因，激发学生的兴趣，活跃课堂气氛。另外，考虑到学生基础的差异性，题 目的设计类型已尽可能做到多样性和层次性。同时，笔者认为本环节中图片的应 用可以使学生更直观地体验这些词汇和句型的使用。）Step V Topic 3: How to fight against global warmingT: Since we have learnt the bad results of global warming, what should we do to fight against it? The following flash may help you.S. Discuss in
15、a group and try to find out some solutions.（设计意图：本环节旨在让学生充分地运用所学知识，利用所学词汇，讨论抵 制全球变暖的措施，应该做什么，不应该做什么，提高口头表达能力，并为写作 环节做铺垫。）Step VI WritingT: Wow, you really did a good job. Now it is time for us to finish a writing according to what we have learned and discussed.How to fight against global warmingIt i
16、s time that we should take some actions to fight against global warming.To begin with f .Besides, .What s more, . In a word, do whatever you can to save the earth! Its your contribution that matters.T: Ok, is there anybody who has finished writing?（展示学生习作）（设计意图：考虑到学生的基础和教学有效性，与以往写作方式不同，笔者让 学生续写第二段。目的是提供一个语言的输出平台，到达本课复习的有效性。最 后，请学生朗读自己的作品，以检查这堂课的教学效果。）Step VII SummaryStep VID Homework1. Review the words and expressions.2. Search the Internet and find out more information about global warming.