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When was it invented? Unit 9Language goal:Learn to talk about history of some light bulbinventionEdison invented the light bulb.The light bulb was invented by Edison.Bell invented the telephone._ was invented by _.The telephoneBellKarl Benz invented the car._ was invented by _.The carKarl Benz 1 2 3 4 51B:LISTENING18761885192719711976A: Who was the _ invented by?B: It was invented by _.RevisionCarl BenzBellRevisionA: Who were the _ invented by?B: They were invented by _. EdisonA: When was the _ invented?B: I think it was invented in _. 1C Pairwork1976188518761927(A chant) Inventions, inventions, inventionsLets talk about inventions !The computer, computer, computer,When was it invented ?The computer, computer, computer, was invented in 1976 .The calculator, calculator, calculatorWhen was it invented ?The calculator, calculator, calculator was invented in 1971 .The television, television, televisionWhen was it invented ?The television, television, television was invented in 1927.The motorcar, motorcar, motorcarWhen was it invented ?The motorcar, motorcar, motorcar, was invented in 1885.The telephone, telephone, telephoneWhen was it invented ?The telephone, telephone, telephone was invented in 1876 .A: What is the _ used for?B: I think it is used for _.talking with peopleA: What is the _ used for?B: I think it is used for _.(count)countingA: What are the _ used for?B: I think they are used for _ .working in the dark(work in the dark)被动语态：被动语态：当主语为动作的承受者时，用被动当主语为动作的承受者时，用被动语态。结构：语态。结构：be+动词过去分词动词过去分词1) We clean the classroom every day. The classroom is cleaned (by us) 2) Teachers allow students to wear their own clothes. Students are allowed (by teachers) to wear their own clothes.一般现在时一般现在时一般现在时一般现在时3) Bell invented the telephone . The telephone was invented by Bell.一般过去时一般过去时4) Tom invited me to the concert. I was invited (by Tom) to the concert.一般过去时一般过去时被动语态用于其他时态：被动语态用于其他时态：5) The work will be finished next week.6) The children are being taken good care of.8) My car has been repaired.一般将来时一般将来时现在进行时现在进行时现在完成时现在完成时含有情态动词的被动语态：含有情态动词的被动语态：1) Teenagers should be allowed to get their ears pierced.2) This must be done as soon as possible.3) It can be repaired.结构：情态动词结构：情态动词be+动词过去分词动词过去分词 部分常见的不规则动词：部分常见的不规则动词： go-went-gone do-did-donehave/has-had-had take-took-taken eat-ate-eaten see-saw-seenspeak-spoke-spoken am/is/are-was/were-been将下列句子由主动句变为被动句或由被动句变为主动句：将下列句子由主动句变为被动句或由被动句变为主动句：1) Zheng Jie invented this special pen.变被动句变被动句2)The bike was fixed up by Jimmy. 变主动句变主动句3) People use sunglasses to protect their eyes.4) Teachers allow students to put up hands in class.This special pen was invented Zheng Jie. Jimmy fixed up the bikeSunglasses are used (by people) to protect eyes.Students are allowed (by teachers) to put up hands in class.就下列句子的画线部分提问：就下列句子的画线部分提问：1.Q:_ A: The stove was invented in 1896.2.Q: _ A: The Wright brothers invented the plane.3.Q: _ A: The washing machine is used for washing clothes.When was the stove invented ?Who invented the plane ? What is the washing machine used for?就下列句子的画线部分提问：就下列句子的画线部分提问：4.Q: _ A: The helicopter was invented in 1939.5Q: _ A: The washing machine was invented by Fisher.When was the helicopter invented ?Who was the washing machine invented by ?用所给动词的正确形式填空：用所给动词的正确形式填空： 1) The bike _(fix) up by Xiao Ming yesterday. 2) Sunglasses _ (use) for protecting peoples eyes. 3) A picture _(put) up on the blackboard. 4) French_ (speak) in France. 5) Teenagers should _(allow) to choose their own clothes.was fixedare usedis putis spokenbe allowed It is a helpful invention. Because it can help see clearly in the dark.alarm clock Its an annoying invention.Because it wakes me up when Im sleeping.1.What is the article about ?Its about the invention of tea.2.When was it invented ? It was invented over three thousand years before 1610.3.Who was it invented ? It was invented by the emperor Shen Nong.4. How was it invented ? It was invented by accident.1.Although tea wasnt brought to the Western world until 1610, this beverage was before that. 2.Some leaves from a nearby bush fell into the water and remained there for some time.3. The emperor noticed that the leaves in the water produced a pleasant smell.4. And in this way, one of the worlds favorite drinks was invented. 虽然茶直到虽然茶直到1610年才被带到西方，但在那之前的三千多年这种饮年才被带到西方，但在那之前的三千多年这种饮料就已经被发明了。料就已经被发明了。来自附近灌木丛的一些树叶落入水中并且在水中保留了一段时间。来自附近灌木丛的一些树叶落入水中并且在水中保留了一段时间。神农帝注意到水中的叶子散发出一种令人愉快的味道。神农帝注意到水中的叶子散发出一种令人愉快的味道。就这样，世界上特别受人喜爱的饮料之一被发明了。就这样，世界上特别受人喜爱的饮料之一被发明了。Thank you for listening!
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