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1The more, the better?2 3 沉鱼落雁沉鱼落雁 闭月羞花闭月羞花airair pollution4Is there any way to improve the situation?5Unit 9 Lesson 3 Clean Machines6To7Today well learn a new kind of carssolar cars. Lets enjoy some photos of solar cars.8910 Read the two passages carefully.Finish the tasks below as quickly as possible!设疑自探设疑自探111. Marie Logan began designing cars when she was a student.2. She has won most of her races.3. The team has finished building a solar car.4. Marie has written a book about solar cars.5. Solar cars can work even in cloudy weather.Teachers questions (True or False?)TFFFT12 Questions/ProblemsAnswers/Solutions1What is a solar car?2 Solar cars are clean and safe.3When did Marie Logan begin to design solar cars?4 Six.A car which uses suns energy for power.At university.How many races has Marie Logan taken part in?13Questions/ProblemsAnswers/Solutions5Where did the race Marie liked best take place?6It did in four days7What has Marie been doing recently?8It ran across the whole of Australia from North to South.How long did the race take?Building a new car with a team from Queensland University.Whats the main problem with solar cars?They are too slow or unreliable.14Step Two: 解疑合探解疑合探Requirements：Discuss in your group to go through the text and find out the difficult phrases or sentences in each paragraphs. (全员参与，激情投入全员参与，激情投入)15Step2:解疑合探解疑合探 展示分工展示分工展示要求：展示要求：1 1、结构清晰完整，字迹、结构清晰完整，字迹工整，不超过工整，不超过5 5条。条。2 2、体现集体智慧。、体现集体智慧。非展示同学：非展示同学：1.1.继续讨论不理解的地继续讨论不理解的地方。方。2.2.准备质疑和评价。准备质疑和评价。3.3.背记已找出的知识点背记已找出的知识点。Paragraphs展示组展示组Line.1-6 Line.7-14 Para.15-20G2G5G1016评价分工评价分工:Paragraphs展示展示组组评价评价组组Line1-6G2Line7-14G5Para.15-20G10评价要求评价要求：当好小老师！当好小老师！1.1.先打分，再说明先打分，再说明扣分扣分原因原因，表达自己观点表达自己观点，时间时间2 2分钟以内；分钟以内；2 2. .教态自然，充满激情教态自然，充满激情。声音小、重复、挡同学声音小、重复、挡同学视线均扣分。视线均扣分。非评价同学非评价同学认真听，做好笔记，认真听，做好笔记，能勇敢提出质疑能勇敢提出质疑, ,加倍得加倍得分分。G3G6G917测试一下吧！测试一下吧！ 1.使用太阳能使用太阳能2.高达每小时高达每小时80千米千米3.太阳能赛车手太阳能赛车手4.由燃料造成的污染由燃料造成的污染 5.对对感兴趣感兴趣6.到目前为止到目前为止7.参加参加vfirst few days use the suns energygo up to 80 k.p.h.solar racerspollution caused by fuelsshow/have/feel/express interest inso fartake part in188.举行举行,发生发生9.前几章前几章 前几天前几天 10.对对有个好印象有个好印象 11. 说服某人信服某事说服某人信服某事12. 抱怨抱怨13. 变得更好变得更好take placethe first few chaptersthe first few dayshave a good impression of sthpersuade sb of sthcomplain to sb about sthget better191.表示从过去某时开始一直持续到现在的动作，并且还将持续下去 I have been learning English since six years ago. （动作还将继续下去）2.表示表示在说话时刻之在说话时刻之前刚前刚刚刚结束的动作结束的动作Her eyes are red. It is obvious that she has been crying for a long time.201. Im sure Andrew will win the first prize in the final. I think so. He _ for it for months. (2008江江苏苏)A. is preparing B. was preparingC. had been preparing D. has been preparing212. Tom_in the library every night over the last three months. (2011 北京北京) A.works B.worked C.has been working D.had been working3.Why do you want to work for our company?(2010 重庆）重庆） -This is the job that I_ for. A. looked B. am to work C. had looked D. have been looking224. We _on this project for four hours.Lets have a rest.A.are working B. have been working C.worked D. had worked 5. -Did you find the missing couple in the mountain yesterday? -No, but we _to get in touch with them ever since.A. have tried B. have been trying C. had tried D. had been trying 23Step Three: 质疑再探质疑再探Do you still have any questions24Step 4: 运用拓展运用拓展25Solar cars dont use _, gas or any other fuel, just the _. Marine Logan has been interested in cars since_. She started designing her car when he was at _. She has _ five or six different cars so far. She has _ part in six races. She like the one that crosses the whole of Austrial from_ to southest best. She has been writing a book about_cars, but shes only finished the first few _. She wants people to have a good _of solar cars. But many people think solar cars are too slow or not very _.petrol sunlight kindergartenuniversitytakendesignednorthwestsolar chaptersimpressionreliable26Homework:What are the advantages and disadvantages of the solar car?How can you improve them?27
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