高中英语 Unit9 lesson3 Clean Machines课件 北师大版必修3.ppt

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1、Guessing Game:Do you know their favorite cars? Chairman MaoLast American president UN secretary-general Ban Ki-Moonsolar carScientists have been making solar cars for over twenty years. They have made solar cars that go up to 80 k.p.h. ! solar carsreachkilometers per-hourSolar Car RacingUnit 9 lesso

2、n3 Clean Machines By the end of this period, you will be able to:1. Get to know a solar car racer, the safe and clean solar cars, as well as their races.2. Build the sense of using clean energy efficiently. Discussion:why do people invent solar cars?1.use the power of sunlight2.do not use petrol, ga

3、s or any otherfuel, no pollution3.clean and safe Listen and Read How many things did the interviewer want to know about? What are they?1 about a solar racer - Marie Logan 2 about solar carsabout Marie Logans favorite solar car raceName: Marie Logan From:Interested in cars (when):Began designing car

4、(when):Designed solar cars (how many cars):How many races: How many wins:What have you recently been doing (two): Task 1: Read and completeSolar Car Racers Resume (简历简历)Brisbanesince kindergartenfive or six different cars so far. sixtwoat university I have been building a new car with a team. We hav

5、ent finished yet. 2. I have been writing the first few chapters of a book to persuade people the advantages of solar cars.until nowTrue or False?1. Marie Logan began designing cars when she was a student.2. She has won most of her races.3. The team has nearly finished building a solar car.4. Marie h

6、as written a book about solar cars.5. Solar cars can work even in cloudy weather.FTTFFTask 2 Read the text with your partner and find out all the questions about solar cars. What is a solar car? Why are people interested in solar cars? A lot of people think that solar cars are too slow or not very r

7、eliable. How can you persuade them of the advantages of solar cars?can be trusted What is a solar car? Solar cars are cars that use _. They do not use _, _, _.Why are people interested in solar cars?People have been _ about pollution caused by _ for a long time now. Solar cars are _, so there is a l

8、ot of interest in them.petrolor any other fuelgasthe suns energy for powerfuels like petrol and gasworriedclean and safe How can you persuade them of the advantages of solar cars? Solar cars are getting better _. They have reached speeds of _. In tests, one car we built has _, even in cloudy weather

9、.all the time 80 k.p.h. averaged over 40 k.p.h.Discussion What effect can solar cars have on our life ? If you were scientists, what else would you like to do to protect our environment?October 21st 2005 Sunny Task 3 We found Maries Diary of her favorite race, but some parts are unclear. Read the te

10、xt and complete the diary. Tomorrow, this years World Solar Car Challenge will take place. Racers from the world have reached Australia for days. We have been talking about the great journey- about 4500km long cross the whole of Australia from northwest to southeast! The different shaped solar cars

11、left us a good impression. Several days later, we will know the winner! take place Racersnorthwest to southeastimpressionhappenpeople who join the racethe way Sth. appears to youLook at these solar cars and design your own solar car with a group of four. Give it a beautiful name!Name Unknown Zhongsh

12、an University 中山大学中山大学无名无名Think of the SourceShangHai Transport University上海交大上海交大思源思源号号 Sun Dancer Tsinghua University 清华清华“追日追日”号号 Question support: What does your solar car look like? Whats the speed? What material will be used? What do you want to express through its name? or Language support: T

13、his is our solar car. It is in color of its weight is its shape is like it can reach speed of It has a beautiful name , becauseHome work:1. Search for information about clean machines.2. Finish the design of your solar cars. Group CompetitionError CorrectionMy mother has been ill for five months. Im

14、 really worried of her. 2. I average five cups of coffee a day.3. I am still not fully persuaded about the plans advantages. TaboutofTranslation1. 全家人都为他的安全全家人都为他的安全担心担心。2. 他们他们一直未能一直未能与公司取得联系。与公司取得联系。 他他说服说服我们相信了这个计划的可行性。我们相信了这个计划的可行性。They have so far failed to get in touch with the company. The wh

15、ole family were worried about his safety.He managed to persuade us of the workability of the plan.Guess Wordsn. a kind of fuel that is used to supply power to the engine of carsn. someone who competes in a racen. a school for children aged two to fiven. one of the parts into which a book is dividedn

16、. particular period or event in someones life or in history petrolracerkindergartenchapterchapterMake sentences1. from northwest to southeast2. all the time 3. go up to Fill in blank 1. The p_ has run out, so he couldnt get his motorbike started.2. In summer wed better wear sunglasses to protect our

17、 eyes from strong s_.3. Her child is three years old now and is old enough to go to k_.4. Earth is one of the planets in the s_ system.8. The train pulled out and ran in the direction of _(西北).northwestpetrolsunlightkindergartensolarMultiple choice1. _ with average children, some children learn to s

18、peak and read and write when they are very young. A. Shared B. Compared C. Related D. Addicted 2. John is very _. If he says hell do something he will. A. generous B. responsible C. reliable D. nobleC BFill in blanks Ben has started a new c_ in his life. He has brought a s_ powered car! He says that

19、 he is now going to save a lot of money because he doesnt have to buy p_ any more and his new car will be so much more r_ than his old car. I get the i_ that he is really proud of his new car.impressionchaptersolarpetrolreliable Use the phrases all the time, take part in, so far, take place1. More and more college students are willing to _ the activity of volunteers.2. Great changes have _ in all fields in our country since 1978.3. I have a dog and a cat, but they fight _. 4. Theyre delighted with the replies theyve received from the public _.take part inall the timeso fartaken place