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1、Topic 3 What can we do at home to protect the environment?Section C一、学习目标：1、作为阅读文章，旨在培养学生通过阅读材料获取信息的阅读技能，同时通过上下文语境猜测词义培养学生的学习策略。2、巩固学习并列句式。3、重点词汇及句子：biogas technology, renewable energy, up to, hold, in the near future, maglev train, energy-efficient, electric vehicle, heat from deep in the earth, ru

2、n of.People produce power from coal, but it is very birty and causes acid rain.To solve the energy problem, people all over the world are looking for new ways to produce power.Its too small to hold many people, but larger models will be developed in the near future.The train can reach a top speed of

3、 431 km per hour.二、自主预习：英汉互译：produce power from coal导致酸雨生物技术renewable energybe used in peoples everyday lives主要缺点up to 30 dayselectic vehiclesin the 1990s发电在不久的将来the best-known maglev trainGerman-builtmaylev guide pathsheat from deep in the earth用完、耗尽Be used for doing sth三、合作探究：1、独立选择，看1a中的图片，给每一段选择

4、一幅正确的图片。2、In many countries, people produce power from coal, but it is very dirty and causes acid rain.produce power from coal意为_此句是but连接的_句，这样的连接词还有_、_、_。3、This renewable energy is used in peoples everyday lives.be used in sth译作_eg：这顶帽子在过去用于戏剧中。（汉译英）习惯于_过去常常_被用于做_被用来做_4、Its too small to hold many p

5、eople, but larger models will be developed in the near future.Its too small to hold many people的同义句为：_或_句中hold意为_，此外hold还有_、_、_等义。eg：hold a baby in ones arms, hold a meeting, hold on.5、The train can reach a top speed of 431 km per hour.译：_“以每小时120千米的速度”怎么表达？_四、当堂评价：1、Read 1a and finish the task in 1

6、b.2、以小组合作形式讨论：The advantages and disadvantages of biogas, electric vehicle and maglev train.3、Read the passage in 2a and match the pictures with the sentences. Then discuss in detail the use of one energy source.五、拓展提升：（一）根据汉语意思完成句子：1、20世纪70年代，美国人发明了照相机和手机。_ _ _, Americans developed digital cameras and cellphones.2、你知道过去人们怎么利用水制造动力吗？Do you know how people _ power _ water in the past?3、来自太阳的能源用之不竭。Power from the sun never _ _.4、我们经常用木材来造纸。We often _ wood _ _ paper.5、上海的磁悬浮列车最高时速可达每小时431千米。The maglev train in Shanghai can reach _ _ _ _ 431 km per hour.六、课后检测：完成名师课堂的同步练习。2