unit9sectionA课件1.ppt

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1、隘子中学隘子中学 谢义如谢义如Unit 9Unit 9爱爱迪迪生生(Thomas Alva Edison，1847-1931)1847年年生生于于美美国国俄俄亥亥俄俄州州。他他一一生生中中的的发发明明超超过过二二千千多多种种。被被 誉誉 为为 世世 界界 上上 最最 伟伟 大大 的的 发发 明明 家家。1 8 7 3年年 爱爱 迪迪 生生 制制 造造 出出 双双 工工 式式 发发 报报 机机，翌翌年年又又制制造造了了四四工工式式发发报报机机。1876年年，他他在在门门洛洛帕帕克克建建立立了了美美国国第第一一个个工工业业研研究究实实验验室室，在在往往后后的的两两年年，他他发发明明了了留留声声机机

2、，爱爱迪迪生生一一生生中中最最大大的的贡贡献献，就就是是发发明明了了电电灯灯。1883年年爱爱迪迪生生发发现现热热电电子子发发射射现现象象，1887年年，他他在在西西奥奥伦伦治治建建立立了了更更大大的的实实验验室室。较较重重大大的的有有1888年年的的电电影影摄摄录录机机；1896年年的的电电 影影 放放 映映 机机 和和 镍镍 铁铁 电电 池池。他他 接接 二二 连连 三三 的的 发发 明明，使使 他他 在在1928年年 获获 得得 了了 国国 会会 金金 质质 特特 别别 奖奖。light bulblight bulb(电灯泡电灯泡)inventinventThomas EdisonTho

3、mas Edison inventinventeded the light bulb.the light bulb.The light bulb The light bulb waswas invented invented byby Thomas Edison.Thomas Edison.telephonetelephoneThomas EdisonThomas EdisonA:I think the calculator was invented before the computer.B:Well,I think the calculator was invented after the

4、 computer.Groupwork1a12345calculatorListen and match the inventions with the dates Listen and match the inventions with the dates 1b18761885192719711976a ae ec cb bd dAliceAlice:Life must have been difficult when you were a kid.Life must have been difficult when you were a kid.WomanWoman:Oh,not real

5、ly.Why do you say that?Oh,not really.Why do you say that?AliceAlice:Well,you didnt have many modern inventions.:Well,you didnt have many modern inventions.Like,you probably didnt have a telephone,right?Like,you probably didnt have a telephone,right?WomanWoman:Of course we did!How old do you think I

6、am?Of course we did!How old do you think I am?The The telephone was invented in 1876.telephone was invented in 1876.AliceAlice:How about cars?I bet cars werent invented yet.How about cars?I bet cars werent invented yet.WomanWoman:Sure they were.Sure they were.Cars were invented in 1885.Cars were inv

7、ented in 1885.My family had a car.I think you need to take a history My family had a car.I think you need to take a history class,Alice.class,Alice.AliceAlice:Ha,ha!Well,did you have a TV?:Ha,ha!Well,did you have a TV?WomanWoman:No,we didnt.No,we didnt.The TV was invented around 1927The TV was inven

8、ted around 1927,I think.,I think.Some friends of mine had one.But in those days,TVs Some friends of mine had one.But in those days,TVs were really expensive,and we couldnt afford one.were really expensive,and we couldnt afford one.AliceAlice:And I bet you didnt have calculators and computers and stu

9、ff.:And I bet you didnt have calculators and computers and stuff.Thats something I do know.We learned in school that Thats something I do know.We learned in school that hand-held calculators were invented in 1971 and hand-held calculators were invented in 1971 and personal computers were invented in

10、 1976.personal computers were invented in 1976.WomanWoman:Youre right.I didnt have those things when I was young.Youre right.I didnt have those things when I was young.But I do now!But I do now!_When was/were.invented?A:When was the telephone invented?B:I think it was invented in 1876.A:When was the

11、 car invented?B:I think it was invented in 1885.187618851927197119762cPAIRWORK196118851903190318142aListen and number the inventions in the order that you hear them.312可调整鞋跟高低的鞋可调整鞋跟高低的鞋电池供电的拖鞋电池供电的拖鞋冰淇淋加热勺冰淇淋加热勺 InventionInventionWho was it/were Who was it/were they invented by?they invented by?Wha

12、t is it/are What is it/are they used for?they used for?Shoes with adjustable heelsChelsea LanmonScooping really cold ice creamBattery-operated slippersJayce Coziar and Jamie EllsworthSeeing in the darkHeated ice cream scoopJulie ThompsonChanging the style of the shoes 2bListen again.Match the invent

13、ions with their inventors and uses.BoyBoy:What are those?:What are those?GirlGirl:Theyre battery-operated slippers.:Theyre battery-operated slippers.BoyBoy:What are they used for?What are they used for?GirlGirl:Theyre used for seeing in the park.Theyre used for seeing in the park.BoyBoy:Oh,thats coo

14、l!:Oh,thats cool!Who were they invented by?Who were they invented by?GirlGirl:Julie Thompson.And look at this heated ice cream scoop.:Julie Thompson.And look at this heated ice cream scoop.BoyBoy:I know what its for!:I know what its for!Its used for scooping out Its used for scooping out really cold

15、 ice cream.really cold ice cream.GirlGirl:Right.It was invented by Chelsea Lanmon.:Right.It was invented by Chelsea Lanmon.BoyBoy:My favorite are those shoes with adjustable heels.:My favorite are those shoes with adjustable heels.You knowyou can move the heels up and down.You knowyou can move the h

16、eels up and down.They were invented by Jayce Coziar and Jamie Ellsworth.They were invented by Jayce Coziar and Jamie Ellsworth.GirlGirl:And:And what are they used for?what are they used for?BoyBoy:Well,:Well,you can change the style of your shoes.You can makeyou can change the style of your shoes.Yo

17、u can make the shoes go from casual to dressy.the shoes go from casual to dressy._ be used for doing something be used for doing something用来做用来做scoop 用勺舀用勺舀adjustable 可调整的可调整的heel后跟后跟battery 电池电池operate 操作操作,作业作业battery-operated电池供电的电池供电的heat 加热加热,使变热使变热slipperPairwork:A:What are they used for?B:The

18、yre used for seeing in the dark.InventionInventionWhat is What is it/are they it/are they used for?used for?Shoes with adjustable heelsScooping really cold ice creamBattery-operated slippersSeeing in the darkHeated ice cream scoopChanging the style of the shoes Choose the right answer.语言结构：语言结构：When

19、 was the car invented?When was the car invented?It was invented in 1885.It was invented in 1885.Who was it/were they invented by?Who was it/were they invented by?It was/They were invented by It was/They were invented by What is it/are they used for?What is it/are they used for?Its/Theyre used for Its/Theyre used for 主语是动作的承受者主语是动作的承受者.被动语态被动语态:主语主语+was/were+动词的过去分词动词的过去分词一般过去时的被动语态的结构一般过去时的被动语态的结构: