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1、Unit 4 Global Warming Part IV Using Language 学习目标1. 通过阅读文章能了解我们能为环境保护做点什么，并给出一些实际的建议。2. 学会有关气候、能源、环保的词汇，并能表达同意，责备和抱怨等态度。3. 掌握重要的语言知识，并能实际运用。1、 自主预习Step1. Lead inHave you ever seen the film The Day After Tomorrow?What kind of disasters have you seen in the film?Step2. SkimmingSkim the first letter, a
2、nd answer the questions below:1. Who is the writer? _2. Read the second email, and answer the question:Does Earth Care agree with Ouyang Guangs opinion that individuals can have no effect?_Step3. ScanningScan the letter and list Earth Cares suggestions in the chart on P30, and discuss whether you ca
3、n carry out each suggestion. Give reason for you answers.Earth Cares suggestionCan you carry it outreasonIf you are not using electrical appliances, turn them off. If youre cold, put on more clothes instead of turning up the heat.Motor vehicles use a lot of energy, sowalk or ride a bike if you can.R
4、ecycle cans, bottles, plastics and newspapers and buy things made from recycled materials.Get your parents or friends to buy products that are made to save energy.Plant more trees.Talk with your family and friends about global warming and tell them what youve learned.Step4. 写写记记：仔细读读课文，你会发现他们的哟！1. 代
5、表.2. 在.有很好/差的影响3. 提倡做出改进4. 感激某人的建议5. 有能力做某事6. 有影响;有作为7. 有能力做某事8. 忍受污染9. 因为.10.让你开始你的计划11. 让电器开着12只要. 13. 对.随便14. 等等 15. 调大取暖器16. 节约能源17. 使你神清气爽18. 穿上更多衣服三、基础知识Step 4. Language points1. 【教材原句】 As Im not sure where to start with my project, I would appreciate any suggestions you may have. 【结构归纳】where
6、to start with my project 为 , 在句中作 成分. 找出书中类似的用法: .【操练巩固】As Im not sure we use water, I would appreciate any suggestions you may have. (advocate) 由于我不确信如何提倡改进使用水源，我非常感激你给的一些建议。2. 【教材原句】They should get you started with your project. Get your parents to buy things that are economical with energy.【结构归纳】
7、 get sb./sth. done ; get sb. to do sth. 想一想: have的用法? 【操练巩固】Its difficult to _ when you cant get it across to others. (让你的想法被别人接受，accept)3. 【教材原句】It is OK to leave an electrical appliance on so long as you are using itif not, turn it off！只要你在使用电器设备，你便可以把它开着。如果不用就把它关掉！ 【结构归纳】(1) so long asas long as
8、,意思为“ ”， 引导 从句。 （2）as long as只能用于肯定句，而so long as既可用于肯定句又能用于否定句。 （3）as long as还可意为“与一样长，长达”。 【操练巩固】1. You may borrow the book .（keep） 只要你保持书本干净，你可以借这本书。2. _yourself，youll win. （have） 只要你对自己有信心的话，你会赢的。 四【当堂检测】1. You can go out , _ be back before 11 oclock. (as) 只要你承诺在11点前回来的话，你就可以外出。2. It is for the f
9、act _ _ that first aid means life and death. (count) 正是鉴于分秒必争的事实，急救意味着生与死。 3. The wife _ him. As a result, they got divorced. (put) 妻子发现很难忍受他了。因此，他们离婚了。4. It is the burning of more and more fossil fuels _ in this increase in carbon dioxide. (result) 正是由于越来越多的燃烧化石燃料导致了二氧化碳的增加。5. It is OK _ so long as you are using it. (leave)只要你在用着电器，让它开着是可以的。6. the plan, he first _ _ by his co-workers. (carry, get)已经知道如何实施这个计划，他首先让其同事来发出倡议。4
