10-11 学年高二英语教学案 Module5 U2 The Environment Welcome to the Unit 【学习目标】:1.合作学习,积极参与讨论有关 environment 的话题,养成环保意识。 2. 学习并掌握部分新单词及短语【学习重点】: 提高口头表达能力,掌握部分新单词及短语【学习难点】: 如何提高口头表述能力及提高阅读能力。课前预习1.Learn and study the following words environment environmentalist environmentally-friendly atnmosphere pollution plastic bags poisonous waste rubbish chimney industry balance of nature forest chemical desert sandstorm recycle damage protection drinking water fertilizer2.List the natural disasters you know:3 Search for information about some environmental problems you know :such as floods, forest fires , the greenhouse effect; acid rain. Prepare for the discussion in class. ______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________二.课堂学习1. Talk about the environmental problems .用心 爱心 专心1Natural disasterstsunami volcanohurricane2 Talk about the pictures on P21 and discuss how to solve the problems Problems Causes SolutionWhite PollutionAir pollutionDecrease of Forests’Forest fireSandstormsWater Pollution4. Read the passage and complete the blanksThis summer, heavy rains have caused huge floods which have killed more than 1,000 people and left more than 1 million homeless in China and Eastern Europe. Scientists at the Earth Summit said that these natural disasters were a wake-up call for human beings to act more quickly to stop the planet from becoming too hot.The United Nations has made the environment one of the key areas fo...