Unit-6-When-was-it-invented?SectionA-1a-2d课件(智能版推荐).ppt
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- Unit When was it invented SectionA 课件 智能 推荐
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1、Unit 6 When was it invented?The First PeriodSection A(1a-2d)Look at the things below.In what order do you think they were invented?Discuss them with your group.Then number them 1-4(1=first,4=last).A:I think the TV was invented before the car.B:Well,I think the TV was invented after the car.1234Liste
2、n and match the inventions with the years._ 1876_ 1885_ 1927_ 1971dacb Student B,cover the dates.Student A,ask Student B when the things in the picture in 1b were invented.Then change roles and practice again.A:When was the telephone invented?B:I think it was invented in 1876.hot ice-cream scoop,run
3、s onelectricity shoes with lights1 shoeswith specialheels23Listen and number the inventions 1-3 in the order you hear them.Listen again and complete the chart below.InventionWhat is it/are they used for?shoes with special lights_ the style of the shoesshoes with lightsseeing _hot ice-cream scoop_ re
4、ally cold ice-creamchangingin the darkservingMake conversations using the information in 2b.A:What are they used for?B:Theyre used for.Paul:Hey Roy,the subject for my school project is “Small inventions that changed the world.”Can you help me think of an invention?Roy:With pleasure!Let me think.hmm.
5、I know!The zipper!Paul:The zipper?Is it really such a great invention?Roy:Think about how often its used in our daily lives.You can see zippers on dresses,trousers,shoes,bags.almost everywhere!Role-play the conversation.Paul:Well,you do seem to have a point.Roy:Of course!I thought about it because I
6、 saw a website last week.The pioneers of different inventions were listed there.For example,it mentioned that the zipper was invented by Whitcomb Judson in 1893.But at that time,it wasnt used widely.Paul:Really?So when did it become popular?Roy:Around 1917.1.invent的用法的用法 invent v.发明,invention n.发明,i
7、nventor n.发明者。e.g.:Edison was a great inventor.He invented a lot of things.【辨析】invent,discover,find与find outinvent 意为“发明,创造”,主要通过想象、研究、劳动创造出前所未有的东西,尤指科技上的发明创造。discover 指发现或偶然发现原来就存在但一直未被认识的事物。find 强调寻找的结果,即“找到”,通常指偶然发现。find out 指经过观察、调查,把某事、某物查出来,搞清楚、弄明白。2.Is it really such a great invention?(教材第(教材
8、第42页)页)such 形容词,意为“这样的,如此的”,常用在句中作定语,其结构为“such(a/an)+adj.+n.”。e.g.:Theres no such thing as a free lunch.Why do you buy such expensive clothes?3.Think about how often its used in our daily lives.(教材第(教材第42页)页)daily 形容词,意为“每日的,日常的”,用作lives的定语。e.g.:What is your daily work?daily还可以作名词,意为“日报”。Peoples Dai
9、ly 人民日报 China Daily中国日报一、单项选择。()1.Flash light can be used _ clearly in the dark.A.for seeing B.to seeing C.looking D.for looking at()2.When was the car invented?It _ in 1895.A.invented B.is invented C.was invented ACExercise()3.The computer was invented _ lives.A.as our day B.in our day C.as our eve
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