北师大版模块3 Unit 9 Wheels Lesson 3 Clean Machines课件（30张ppt）

课件30张PPT。Unit 9 lesson 3 Clean MachinesMercedes Benz Made in GermanyThe number of the cars is more and more. The car has an important effect on our life . Can you talk about it? including its disadvantage. In your opinion , How should we improve the car?What’s this?Solar CarWhat kind of the car it is?Where do the cars get their power from?When did the scientists start developing the car? It is slow or fast?Maybe one day you can drive a car like this. What do you want to know anything else about solar cars? Now let’s read the text.Read the interview about solar cars. Are these statements true or false? Marie Logan began designing cars after he graduated. 2. She has won most of her races. 3. The team has nearly finished building “Rainbow”. 4. Marie has written a book about solar energy. 5. Solar cars can work even in cloudy weather.FFFFTRead the passage and circle the best answers.If the weather is bad, there is no sun you can’t use solar car. you have to use petrol in solar car. you can use solar car. you must slow down the speed at 40 K.P.h. C. you can use solar car.2. It can be inferred from this text that ___. there is no doubt that solar cars have been more and more polular. you can take a long trip by solar car. solar cars are cheap, clean and safe. Marie Logan is a professor from Gueensland University.B. you can take a long trip by solar car.3. All the facts are mentioned except for___. Solar cars will not pollute the environment. a lot of people haven’t realize the potential of solar cars. solar cars speed is becoming faster. solar cars shapes are special.D. solar cars shapes are special.Language points: be worried about 为某事担心，焦虑 The whole family were worried about his safety. What are you worried about? were worried about全家人都为他的安全担心。你发什么愁？2. so far 到现在为止。常与现在完成时连用。 他们一直未能与公司取得联系。They have so far failed to get in touch with the company.到这个月我们已经学习了语法书的10课书。So far this month we have covered ten lessons in our grammar book.so farSo far3. persuade…of 使信服某事。 She was not persuaded of the truth of his statement.她不相信他的话是真的。He managed to persuade us of the workability of the plan; now we had to persuade the boss.他说服我们相信了这个计划的可行性，现在该我们去说服老板了。persuaded ofpersuade sb to do sth 劝说某人做某事 The salesman persuaded us to buy his product.售货员劝说我们买了他的产品。persuaded us to buy4. reach 达成， 达到 The cost of the war reached billions of dollars. No agreement was reached between the two nations. 战争消耗了数十亿美元。两个国家没有达成一致协议。reachedreached延伸 The woods reach as far as the river. 伸手够 Can you reach the top shelf?树林一直延伸到河边。你能够到上面那个架子吗？reachreachWe use the Present Perfect to talk about a finished activity (achievement) and the Present Perfect Continuous to talk about an unfinished activity.I’ve read Hamlet. I’ve been reading hamlet. I’ve finished reading it.I haven’t finished ... ...