《Global warming》ppt49（8份）

共38张。课件内含多个音频和视频素材。课件制作精美，素材丰富。知识点讲解重点突出，适合新课教学使用。

湛江市2015年英语高效课堂遂溪县一中人教版选修六Unit4 《Global warming》Reading课件（38张ppt）+教案+教案+导学案+视频素材共8份 （8份打包）
　　boonit 4 global warming  公开课.ppt
　　Boonit 4 Global warming 教案新.doc
　　Global Warming_baofeng.mp4
　　Reading 00_00_06-00_00_40.mp3
　　Richard Clayderman-天空之城钢琴曲(《天空之城》动漫插曲).mp3
　　Unit 4 Global warming 导学案.doc
　　气候变暖的危害.mpeg
　　群星——《Beds Are Burning》（）.f4v
　　Teaching plan
　　单位名称：遂溪县第一中学 执教者：袁湘娟
　　Teaching material: Boonit 4 The Earth Is Becoming Warmer—But Does It Matter?
　　Lesson type: Reading
　　Teaching goals:
　　Of knowledge:
　　1.to enable students to know basic scientific facts concerning global warming, scientists’ different attitudes towards it and the writer’s attitude as well.
　　2.to enable students to grasp some words and phrases.(carbon dioxide, fossil fuel, consequence, temperature, go up , quantities of)
　　Of ability:
　　1. to get the main idea and specific information of the passage as soon as possible.
　　2. to enable students to learn to think critically about the problem the writer has raised.
　　Of emotion
　　1. to enable students to learn we should conserve energy and protect the earth.
　　2. to develop students' sense of cooperative learning.
　　Teaching important points
　　1.to enable students to learn about global warming and to
　　develop their reading ability.
　　2. to develop students’ sense of protecting environment
　　3.to enable students to talt their opinions about
　　global warming.
　　Teaching difficult points
　　1.to enable students to learn about global warming and 
　　develop their reading ability.
　　2.to enable students to talt their opinions about
　　global warming.
　　Teaching methods
　　Tasked-based and student-centered learning methods: Group Activity, Individual Activity and Pair-work.
　　Teaching Aids
　　Multi-media, PowerPoint, blackboard and paper sheet
　　Teaching procedures
　　StepⅠ Lead-in
　　Asdents to look at some pictures carefully. And what has caused these phenomenons?
　　(Design intent: use some pictures to arouse students’ interest and introduce the topic of this unit)
　　StepⅡ Pre-reading
　　Watch a video and fill in the blanks with words from below.
　　carbon dioxide    consequences  
　　fossil fuels   temperature
　　What is global warming?
　　By burning(1) _________, such as coal, oil and clearing forests, we have dramatically increased the amount of (2)____________ in the atmosphere, and the (3)__________ is rising rapidly. If the warming continues, we can expect serious (4) _________.
　　(Design intent: by watching the video, students can have a general idea of global warming, learn some words about this topic and do a preparation for reading the passage)
　　StepⅢ Tasks for reading
　　Task 1 Read the passage quickly and finish the task.
　　(1) What is the writing style of the passage?
　　A. Exposition
　　Unit 4 Global warming
　　The Earth Is Becoming Warmer—But Does It Matter?
　　(Reading 导学案)
　　StepⅠ Lead-in
　　Look at some pictures carefully. And what has caused these phenomenons(现象)?
　　____________________________________________________________
　　StepⅡ Pre-reading
　　Watch a video and fill in the blanks with words from below.
　　carbon dioxide    consequences   fossil fuels   temperature
　　What is global warming?
　　By burning(1) _________, such as coal, oil and clearing forests, we have dramatically increased the amount of (2)____________ in the atmosphere, and the (3)__________ is rising rapidly. If the warming continues, we can expect serious(4) _________.
　　StepⅢ Tasks for reading
　　Task 1 Read the passage quickly and finish the task.
　　(1) What is the writing style of the passage?
　　A. Exposition
　　B. Argumentation
　　C. Narration
　　(2) Match the main idea of each part.(pay attention to the first and last sentence in each paragraph)
　　Part 1
　　(para.1)
　　Part 2
　　(para. 2 to 5)
　　Part 3
　　(para. 6)
　　Part 4
　　(para.7)
　　(3) What does the passage mainly talt?
　　A. The cause of the global warming
　　B. The different attitudes towards global warming
　　C. It doesn’t matter that the earth is becoming warmer
　　D. Both A and B
　　Task 2 Read Part 1 and Part 2 carefully, and finish the following four questions.
　　(1) What do the two graphs show us?
　　They show that the ___________ and the__________ have been increasing
　　(2)What has caused this global warming?
　　____________________________________________________________________
　　(3)What is the greenhouse effect? Are greenhouse gases necessary for our earth?
　　_____________________________________________________________________
　　(4)How does global warming begin?
　　_____________________________________________________________________
　　Task 3 Read Part 3 and Part 4 carefully and complete the blanks.
　　(1)Who are the two scientists? And what are their opinions about global warming ?
　　Name Opinions
　　____________ 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  __________ more and will
　　encourage____________________     .
　　(2)What is the writer’s attitude toward global warming?
　　A. Positive
　　B. Negative
　　C. Neutral
　　D. Indifference
　　StepⅣ Testing