课件27张PPT。Module 6 Unit 4 Global warming
ReadingAnalysis of the teaching material and the students:This passage puts forward the issue about global warming, introducing its causes and effects and different attitudes towards it. The purpose of this passage is to make the students know about the causes and effects of global warming and to promote their environmental awareness by reading and using different reading skills.
As for the students, they have learned some knowledge about the issue on global warming in the geography lesson, which increases their interest in learning this passage. Although they have accumulated a certain quantity of vocabulary, they may lack terms about environment, which requires us to add some environmental terms in the process of teaching.Analysis of the teaching objectives Enable the students to master the new words, phrases and understand the main idea of the text.Knowledge objectives:Ability objectives： Enable the students to talk about the causes and effects of global warming.Moral objectives: Enable to promote students’ environmental
awareness and encourage them to protect our environment by doing what they can.Importance and difficulty:Importance: 1. Enable to master the following vocabulary: phenomenon, graph, fuel, data, climate, catastrophe, consequence, range, per, come about, subscribe to, fierce debate, result in, be opposed to.
2. Enable to understand the causes and effects of global warming.Difficulty : How to help the students talk about the causes and effects of global warming and express their ideas about what they should do with it.Teaching methods:1. The Situational Approach
2. Task-based teachingTeaching methods and learning strategiesLearning methods:In this lesson students should try to finish some tasks related to the text by using different reading methods. They should learn to cooperate with their partners or team members to express their ideas about global warming in English.Teaching steps:1. Warming-up(Competition)(3m)
2. Lead-in(1m)
(Show some pictures)
3. Presentation(5m)
(Key words and phrases)
4. Reading(20m)
(Fast reading, detailed reading, summary)
5. Discussion(10m)
(video)
6. Homework(1m)Competition1234Warming upA ___________ is made of glass and is used for growing plants, especially during cold weather.greenhouseWhat phenomenon does the picture describe?Greenhouse EffectCan you name what kind of energy the following items use?a hydro-electric dam waternuclear power plant nuclearWhich of the following is greenhouse gas?
carbon dioxide
methane(甲烷, 沼气)
water vapor设计意图：这个竞赛环节以有趣的形式补充了温室效应相关的知识，既激发了学生的学习兴趣，又为文章的学习做了有效地铺垫。The earth is becoming warmer—but does it matter?设计意图：图片的展示帮助学生从视觉上感知温室效应，自然引出文章的学习。floodcatastrophegraphKey words and phrasesSome scientists are exploring how the smog has happened.
All the students agree with the idea that we should protect our environment.
People’s lacking the environmental awareness leads to the damage and pollution on our earth.
Teenagers should not be against taking actions to love our earth.
设计意图：利用图片，创设真实情境让学生学习课文中的重点单词和短语，为文章的学习打下基础。come aboutsubscribe toresults inbe opposed toPara. 1Para. 2IIIPara. 3-6IIIPara. 7IVIntroduction Body ConclusionFast reading SkimmingMatch the parts with the main ideas: Explain how global warming comes about. List two different attitudes among scientists towards global warming. Introduce a debate over global warming. It’s up to readers to think and decide whether people should do something about global warming or not.设计意图：培养学生运用略读技巧分析文章结构以及概括段意的能力，同时帮助学生积累一定的写作知识。1.Who wrote the magazine article? 2. What is the name of the magazine?Sophie ArmstrongEarth CareDetailed reading ScanningPara.1 3. What is the topic of the article?Global warming设计意图：学生已经知道这是一篇英语杂志文章，通过此环节学生可以得到此文章的中心话题，从此可以对文章内容有一个整体宏观的把握。除此之外，更重要的是让学生得知英语杂志的中心话题都包含在标题和第一段中，这有利于学生以后快速获取英语杂志文章的信息。Para. 2Listen and fill in the blanks.___ ___ ____ ____ ____ (毫无疑问) the earth is becoming warmer (see Graph1) and that ___ ___ human activity ____ has caused this global warming ______ ______ （而不是）a?random（任意的）?_________ __________ (自然现象). There is no doubt thatit isthatrather thannatural phenomenon设计意图：通过一小段的听力，让学生重点了解这一段的重点短语及句型。The different ideas between Dr. Janice Foster & George Hambleygo upcatastropheVery seriouspositiveproducea greater range of animalsPara.3-6设计意图：采用角色扮演方式，让学生扮演某个科学家来陈述自己对全球变暖的态度，这样既避免了枯燥的传统的对答案的方式，又让学生在相对比较真实的语境下体会科学家们不同的态度，同时也为最后的语言输出做铺垫。
1.Janice Foster believes that global warming is caused by burning fossil fuels.
2.Natural gas is a greenhouse gas.
3.Carbon dioxide is a byproduct of burning fossil fuels.
4.People accept Charles Keeling’s data because he took accurate measurements. Read para.3-6 carefully. Tell true or false.FTTF设计意图：要求学生再次阅读第三部分，判读信息的正确与否，能很好地帮助学生深入理解文章。Para.7The climate is going to keep on warming for decades or centuries. No one knows the effects of global warming. Does that mean we should do nothing? Or , are the risks too great?设计意图：留给学生一个疑问，培养学生自我思考和反思的能力。Summary
Everybody believes that the earth is becoming _________and that human activity has caused this global warming. In order to produce _______, people have to burn fossil fuels. During this process, “greenhouse” gases are produced. “Greenhouse gases” can ____ heat from the sun and warm the earth and this phenomenon is called “greenhouse effect”. On the one hand, we need it. On the other hand, if there are too many greenhouse gases, more _____ will be trapped, causing global warming. However, the __________ of scientists towards global warming are totally different.
attitudesheattrapenergywarmer设计意图：此环节以总结形式，让学生对文章主要信息进行概要把握，也既是对分散输入的信息进行信息整合，为最后的输出做最后的铺垫。提问时，让学生推选班内英语口语最好的学生带答案读出自己的Summary ，对这位同学来说是大家对他的肯定，对其它同学来说,可以起到榜样引领的作用。Discussion (group work)Global warming which results from the increase of carbon dioxide in the atmosphere is becoming more and more serious. So what can we do to reduce the emission of carbon dioxide in our daily life?设计意图：通过一小段视频，让学生意识到如果我们对全球变暖熟视无睹，灾难性的后果可能随之而来，引发学生心灵的共鸣，引起学生反思，唤起学生环保意识。同时，在小组讨论中，学生能够尝试大胆地用英语表达自己的想法，锻炼他们的口头表达能力。Homework 1. Prepare a report about what individuals can do about global warming .
2. Recite the following five key sentences in this article.
1). There is no doubt that the earth is becoming warmer and that it is human activity that has caused this global warming rather than a random but natural phenomenon.
2). It means that more heat energy tends to be trapped in the atmosphere causing the global temperature to go up.
3). It was a scientist called Charles Keeling, who made accurate measurements of the amount of carbon dioxide in the atmosphere from 1957 to 1997.
4). They also agree that it is the burning of more and more fossil fuels that has resulted in this increase in carbon dioxide.
5). It will encourage a greater range of animals---all of which will make life for human beings better.设计意图：鉴于课堂时间有限，让学生课下通过资料查阅整理等工作来完成反思，这样既把英语学习拓展到课堂之外，又锻炼了学生收集、分析及处理信息的能力。通过对佳句的背诵，让学生体会到英语语言之美的同时又培养了学生的英语语感，还可对以后的写作积淀素材。
Phenomenon
graph
fuel
catastrophe
come about
subscribe to
result in
be opposed toIntroduction (Para.1): Introduce a debate over global warming.
Body (para.2) Explain how global warming comes about.
(para.3-6) List two different attitudes among scientists towards global warming.
Conclusion (para.7) It’s up to readers to think and decide whether people should do something about global warming or not.
Blackboard designM6 U4 Global warming
Reading设计意图：板书的重点单词和短语以及文章的框架结构能够有助于学生的写作。Thank you!Oral Presentation of teaching Plan for
Module 6 Unit4 Global warming
[Presenting the 1st PPT
Good noon! Honorable judges. I'm No.12. Thank you for giving me a chance to share my teaching plan with you all. The lesson that I am going to talk about today is from New Senior English For China Student's Book 6 unit 4 global warming reading---the earth is becoming warmer-but does it matter? The lesson will last 40 minutes. Now I’d like to talk about it from the following parts.
[Presenting the 2nd PPT
First, let me show you the analysis of the teaching material and the students. This passage puts forward the issue about global warming, introducing its causes and effects and different attitudes towards it. The purpose of this passage is to make the students know about the causes and effects of global warming and to promote their environmental awareness by reading and using different reading skills.
As for the students, they have learned some knowledge about the issue on global warming in the geography lesson, which increases their interest in learning this passage. Although they have accumulated a certain quantity of vocabulary, they may lack terms about environment, which requires us to add some environmental terms in the process of teaching.
[Presenting the 3rd PPT
Next, let me analyze the teaching objectives and methods. Knowledge objectives: Enable the students to master the new words, phrases and understand the main idea of the text. Ability objectives: Enable the students to talk about the causes and effects of global warming. Moral objectives: Enable to promote students’ environmental awareness and encourage them to protect our environment by doing what they can.
[Presenting the 4nd PPT
Importance : 1. Enable to master the following vocabulary: phenomenon, graph, fuel, data, climate, catastrophe, consequence, range, per, come about, subscribe to, fierce debate, result in, be opposed to.
2. Enable to understand the causes and effects of global warming.
Difficulty: How to help the students talk about the causes and effects of global warming and express their ideas about what they should do with it.
[Presenting the 5th PPT.
Teaching methods: 1. The Situational Approach
2. Task-based teaching
Learning methods:
In this lesson students should try to finish some tasks related to the text by using different reading methods. They should learn to cooperate with their partners or team members to express their ideas about global warming in English.
[Presenting the 6th PPT
To achieve these goals, I am going to arrange my teaching step by step.
1. Warming-up(Competition)(3m)
2. Lead-in(1m)
(Show some pictures)
3. Presentation(5m)
(Key words and phrases)
4. Reading(20m)
(Fast reading, detailed reading, summary)
5. Discussion(10m)
(video)
6. Homework(1m)
Teaching procedures
Step 1 warming up
Competition
设计意图：这个竞赛环节以有趣的形式补充了温室效应相关的知识，既激发了学生的学习兴趣，又为文章的学习做了有效地铺垫。
Step 2 lead in
Enjoy some pictures
设计意图：图片的展示帮助学生从视觉上感知温室效应，自然引出文章的学习。
Step 3 Key words and phrases
Flood, catastrophe, graph
Some scientists are exploring how the smog has happened.
All the students agree with the idea that we should protect our environment.
People’s lacking the environmental awareness leads to the damage and pollution on our earth.
Teenagers should not be against taking actions to love our earth.
设计意图：利用图片，创设真实情境让学生学习课文中的重点单词和短语，为文章的学习打下基础。
Step 4 reading
Fast reading
Match the parts with the main ideas
设计意图：培养学生运用略读技巧分析文章结构以及概括段意的能力，同时帮助学生积累一定的写作知识。
Detailed reading
Para.1
1.Who wrote the magazine article?
2. What is the name of the magazine?
2. What is the name of the magazine?
设计意图：学生已经知道这是一篇英语杂志文章，通过此环节学生可以得到此文章的中心话题，从此可以对文章内容有一个整体宏观的把握。除此之外，更重要的是让学生得知英语杂志的中心话题都包含在标题和第一段中，这有利于学生以后快速获取英语杂志文章的信息。
Para. 2
Listen and fill in the blanks.
___ ___ ____ ____ ____ (毫无疑问) the earth is becoming warmer (see Graph1) and that ___ ___ human activity ____ has caused this global warming ______ ______ （而不是）a?random（任意的）?_________ __________ (自然现象).
设计意图：通过一小段的听力，让学生重点了解这一段的重点短语及句型。
Para.3-6
Para.3-6
Dr. Janice Foster
George Hambley
Carbon dioxide has caused the global temperature to __________. An increase of five degrees would be a ____________ and could be ______________.
More carbon dioxide is a __________ thing,
which makes crops __________ and will en- courage ____________________.
设计意图：采用角色扮演方式，让学生扮演某个科学家来陈述自己对全球变暖的态度，这样既避免了枯燥的传统的对答案的方式，又让学生在相对比较真实的语境下体会科学家们不同的态度，同时也为最后的语言输出做铺垫。
Read para.3-6 carefully. Tell true or false.
1.Janice Foster believes that global warming is caused by burning fossil fuels.
2.Natural gas is a greenhouse gas.
3.Carbon dioxide is a byproduct of burning fossil fuels.
4.People accept Charles Keeling’s data because he took accurate measurements
设计意图：要求学生再次阅读第三部分，判读信息的正确与否，能很好地帮助学生深入理解文章。
Para.7
The climate is going to keep on warming for decades or centuries. No one knows the effects of global warming. Does that mean we should do nothing? Or , are the risks too great?
设计意图：留给学生一个疑问，培养学生自我思考和反思的能力。
Summary
Everybody believes that the earth is becoming _________and that human activity has caused this global warming. In order to produce _______, people have to burn fossil fuels. During this process, “greenhouse” gases are produced. “Greenhouse gases” can ____ heat from the sun and warm the earth and this phenomenon is called “greenhouse effect”. On the one hand, we need it. On the other hand, if there are too many greenhouse gases, more _____ will be trapped, causing global warming. However, the __________ of scientists towards global warming are totally different.
设计意图：此环节以总结形式，让学生对文章主要信息进行概要把握，也既是对分散输入的信息进行信息整合，为最后的输出做最后的铺垫。提问时，让学生推选班内英语口语最好的学生带答案读出自己的Summary ，对这位同学来说是大家对他的肯定，对其它同学来说,可以起到榜样引领的作用。
Step 5 Discussion (group work)
Global warming which results from the increase of carbon dioxide in the atmosphere is becoming more and more serious. So what can we do to reduce the emission of carbon dioxide in our daily life?
设计意图：通过一小段视频，让学生意识到如果我们对全球变暖熟视无睹，灾难性的后果可能随之而来，引发学生心灵的共鸣，引起学生反思，唤起学生环保意识。同时，在小组讨论中，学生能够尝试大胆地用英语表达自己的想法，锻炼他们的口头表达能力。
Step 6 Homework
1. Prepare a report about what individuals can do about global .
2. Recite the following five key sentences in this article.
1). There is no doubt that the earth is becoming warmer and that it is human activity that has caused this global warming rather than a random but natural phenomenon.
2). It means that more heat energy tends to be trapped in the atmosphere causing the global temperature to go up.
3). It was a scientist called Charles Keeling, who made accurate measurements of the amount of carbon dioxide in the atmosphere from 1957 to 1997.
4). They also agree that it is the burning of more and more fossil fuels that has resulted in this increase in carbon dioxide.
5). It will encourage a greater range of animals---all of which will make life for human beings better.
设计意图：鉴于课堂时间有限，让学生课下通过资料查阅整理等工作来完成反思，这样既把英语学习拓展到课堂之外，又锻炼了学生收集、分析及处理信息的能力。通过对佳句的背诵，让学生体会到英语语言之美的同时又培养了学生的英语语感，还可对以后的写作积淀素材。
Step 7 Blackboard design
设计意图：板书的重点单词和短语以及文章的框架结构能够有助于学生的写作。
