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Senior English For Vocational School Student’s Book 1. Unit 15 Environmental protection Period 3 Reading. Focus on global warming —— Background and Vocabulary. Teaching Aims:. Be familiar with the topic “Global warming”. Discuss how to reduce the greenhouse gases.
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Senior English For Vocational SchoolStudent’s Book 1 Unit 15 Environmental protection Period 3 Reading
Teaching Aims: • Be familiar with the topic “Global warming”. • Discuss how to reduce the greenhouse gases. • Learn and master the useful words and phrases
Teaching Key Points: • Master some phrases and words about global warming. • Enable the students to understand global warming. Teaching Difficult Points: • Be familiar with some phrases about global
Review The environmental situation today
New Lesson 1. Vocabularies in the text “Focus on global warming” plague n.瘟疫;灾难 incurable adj.不能治愈的
atmosphere n.大气;气氛 global warming 温室效应
hurricane n.飓风 tornado n.龙卷风
Common Knowledge 龙卷风、飓风与台风区别: 龙卷风是极具强烈破坏性的漏斗状旋转风旋转速度可高达每小时500 英里,并可在几秒钟内毁灭所有在它经过时遇到的东西。 飓风hurricane和台风typhoon其实都是指风速达到33米/秒以上的热带气旋,只是因为发生的地域不同,才有了不同的名称。 发生在大西洋、加勒比海和北太平洋东部的则称为“飓风” ;出现在西北太平洋和我国南海的强烈热带气旋被称为“台风” 。
飓风hurricane 影响的范围 台风typhoon 影响的范围
2. Useful Sentences 1>.With the possible exception of another world war or incurable plague, global warming may be the largest threat to our planet. • 除了可能爆发的另一次世界大战或出现不能治愈的瘟疫之外,全球变暖可能是对我们这颗行星的最大威胁。
2>.What could be the results if we don’t curb the greenhouse gas emissions? Low-lying nations could be flooded, rain and drought patterns across the world could change, hurricanes could become more frequent, and El Ninos could become more intense. • 如果我们不能减少温室气体的排放,那后果会是怎样的呢?地势低洼的国家可能会被洪水淹没,全球雨带和旱区的模式可能会发生改变,飓风可能会出现的更频繁,厄尔尼诺现象可能会变得更加剧烈。
3>.Actions can be taken to slow global warming. • 应该改采取行动减缓全球变暖。 4>. But we must be fully aware that global warming is a huge problem. • 但是我们应该充分意识到,全球变暖是一个巨大的问题。
可持续发展 可再生能源 白色污染 酸雨 二氧化碳 温室效应 自然保护区 世界环境日 Sustainable development Renewable energy White pollution Acid rain Carbon dioxide Greenhouse effect Nature reserve World Environment Day 3. Vocabulary Development:
Discussion What can we do to protect our school environment?
Summary and Homework • We have discussed a serious problem —— Global Warming. • How to reduce greenhouse gases is an important task. • We have learned some words and phases. Review key words and phrases, useful expres- sions and structures. Preview this text.