大学英语精读第二册第五课课件.ppt

The Villain in the AtmosphereIsaac Asimov Text The Villain in the Atmosphere Useful expressions Text interpretation Word family Sentence structure Translation Reading skill Guided writing Homework Useful expressions 破坏友谊 香精油 皈依伊斯兰教 面纸，化妆纸 表面优势 沿海城市 一小部分 Useful expressions 平稳增长 内陆国家 有失尊严/身份 流行病 处于压力下 社会关系 油箱 Useful expressions 透明皂 独特风味 蔓延植物 不利因素 (火)吞噬房屋 从…角度 替代能源 Text interpretation Warm-up questions Have you ever noticed any weather changes where you live? Do you have any idea of the greenhouse effect? What is the cause? What is the effect? What is a way out? Background Information外教社课件 Text interpretation Answer the questions Ⅱ Comprehension on p.106 What type is the text, generally? A. narration B. exposition C. description D. argumentation Text interpretation What is the main idea/topic of the text? It explains the green house effect. The text is mainly in the pattern. A. general-specific B. problem-solution C. cause-effect Text interpretation Try to pick up those words or sentences that serve as links between paragraphs or parts of the text. 2 it 3 what’s more 4 but here 6 eventually 7 not only…but 8 and all because of 9 it begins with 10 however 12 this means 14 but why 15 to blame 16 to make matters worse 17 whatever replaces 18 but this 19 what is to be done 20 first 21 second Part division Text interpretation What can we individuals do to reduce and stop the greenhouse effect? Your answers: 1. 2. 3. Text interpretation Picture talk Text interpretation Text interpretation Plants covert it into their own tissue, which serve as the basic food supply… In all likelihood, it will continue to rise and do so at a greater rate… Where there are…, the water will advance steadily, forcing people to … Florida will disappear beneath the waves, as will much of the British Isles… And all because of carbon dioxide. It begins with the sunlight, to which … Text interpretation Sunlight, striking the top of the atmosphere… …t