Unit 6When was it invented?课时目标1.学会一般过去时的被动语态2.区分一般现在时和一般过去时的被动语态3.了解发明史并积极参加小发明，小创造活动What are the Four Great Inventions in ancient China?Do you know?paper-making 造纸术造纸术compass 指南针指南针printing 印刷术印刷术 gunpowder 火火 药药Cai Lunpaper makingIn Han DynastyA: When was invented?B: It was invented inA: Who was it invented by?B: It was invented byA: What is the used for?B: The is used for doing record informationprintingA: When was invented?B: It was invented inA: Who was it invented by?B: It was invented byA: What is the used for?B: The is used for doing 1300 years ago/ Song DynastyBi ShengPrintinggun powdercompassChineseTang Dynasty Exploding war and fireworksChineseWar Dynasty Knowing the directioncarWhats this called in English?television telephone computercalculatormicrowave ovenlight bulbbattery light bulbsWhen were they invented?They were invented in.1879Edison invented the light bulb.They were invented by Edison.Who were the light bulbs invented by?What are they used for?They are used for giving light.light bulbslight bulbsLook at the things. In what order do you think they were invented?A: I think the TV was invented before the car.B: Well, I think TV was invented after the car.The telephone was invented before the TV set.A: I think was invented before B: Well, I think was invented after .The telephone was invented before the computer.A: I think was invented before B: Well, I think was invented after .1a Look at the things below. In what order do you think they were invented? Discuss them with your group. Then number them 14 (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.42131b Listen and match the inventions with the years._ 1876_ 1885_ 1927_ 1976dacb traveling.A: When was invented?B: It was invented inA: Who was it invented by?B: It was invented byA: What is the used for?B: The is used for doing Karl Benzin 1885.Karl Benz18851976Steven Wozniak Steve Jobs 1876Bell 1927John BairdA: When was invented?B: It was invented inA: Who was it invented by?B: It was invented byA: What is the used for?B: The is used for doing 1879EdisonShoes with lightshot ice cream scoop,runs on electricityshoes with special heels有灯光的有灯光的鞋子鞋子加热的加热的冰激凌勺，冰激凌勺，电力运行电力运行有特殊鞋有特殊鞋跟的鞋子跟的鞋子2a Listen and number the inventions 13 in the order you hear them.2132b Listen again and match the items with their inventors and uses. InventionWhat is it/are they used for?shoes with special heels_ the style of the shoesshoes with lightsseeing _hot ice-cream scoop_ really cold ice-creamchangingin the darkserving Three new inventions The first invention is shoes with lights. You can use them for _ when you get up at night. Next is_ . It runs on _ and becomes hot. Its used for_. The last invention is shoes with heels. You can change _. You can move the heels _. You can _ if you are going to a party or _ them if you are just going out for shopping.seeing in the darkhot ice-cream scoopelectricityserving really cold ice-creamthe style of your shoesup and downraise the heelslowerCrazy inventionsused for dancing used for driving and flyingused for walking and singingused for living and walkingused for driving in the seaused for drivingExercises小汽车是什么时候发明的？ When_ the cars _?刀是用来干什么的？ What _the knife _ _?当冰被加热时，就会变成水。 When ice _ _ it_ _ into water . 谁发明的电话？ Who _ the telephone _ _?were inventedisusedforisheatedischangedwasinvented by