Unit6 When was it invented.ppt

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1、 Section A(1a-2d)Unit 6When was it invented?Learning Aims1.To talk about the history of inventions.2.To use the passive voice in past tense.A:When was the car invented?B:It was invented in 1885.What are the Four Great Inventions in ancient China?paper-makingprintingcompassgunpowdershoes with lightss

2、hoes with special heelshot ice-cream scoopzipper4213 I think the telephone was invented before the car.=I think the car was invented after the telephone.1a.Look at the things below.In what order do you think they were invented?Discuss them with your group.Then number them【1-4】.VSVSI think the TV was

3、 invented before the car.Well,I think the TV was invented after the car.VSVSThe telephone was invented before the computer.Well,I think the telephone was invented after the computer.1b.Listen and match the inventions with the years._ 1876_ 1885_ 1927_ 1971dacbTask 1A:When was the telephone invented?

4、B:It was invented in 1876.d:The telephone was invented_ 1876.a:The car was _ _ 1885.c:The TV _ _ _ 1927.b:The computer _ _ _ _.in invented in was invented in was invented in 197119731790 bike,mobile phone,1839A:When was the mobile phone invented?B:It was invented in 1973.plane,1882camera,Task 22a.Li

5、sten and number the inventions 1-3 in the order you hear them.Task 3_ shoes with special heels_ shoes with lights_ hot ice-cream scoop,runs on electricity3122b.Listen again and complete the chart.Task 4InventionWhat is it/are they used for?shoes with special heels_ the style of the shoesshoes with l

6、ightsseeing _hot ice-cream scoop_ really cold ice-cream in the darkservingchangingAnswer the questions according to the conversation in 2d.1.When was the zipper invented?Task 52.Who invented the zipper?In 1893.Whitcomb Judson.3.Where can you see the zippers?On dresses,trousers,shoes,bags.almost ever

7、ywhere.4.When did it become popular?Around 1917.小小发明家滑板婴儿手推车 Nothing is impossible if you put your heart into it.世上无难事,只怕有心人 Level A:Write a short passage using passive voice we have learned today.Level B:Make four conversations using When was .invented?学以致用-闯关抢红旗第一关第三关第二关1.The telephone _ in 1876.A

8、.invented B.was invented C.was found D.was discovered2.The bridge _ by the farmers in 1992.A.built B.was build C.build D.was built 二、单项选择二、单项选择 BD 3.-When _the computer_?-Sorry,I dont know.A.is;invented B.did;invent .C.was;invented D.was;inventC 看图完成句子。看图完成句子。1.(1885,invented)The car _ _ in 1885.2.(1927,invented)The TV _ _ in 1927.was inventedwas inventedWhen _the computer _?(1971,invented)3.was inventedBD