课件12张PPT。Section A 1
1a~2dUnit 6
When was it invented?What is the video about?Thomas Edison(A great inventor)He invented the light bulb in 1879.The new invention , light bulb was invented in 1879 by EdisonKarl BenzAlexander BellJ. L. Bairdinventorsinventions in 1885in 18761927Bell invented the first telephone in 1876.The first telephone was invented (by Bell) in 1876. electric shave[??l?ktr?k] adj.电的，带电的 It runs on electricity[?l?k?tr?s?ti] n.电力；?电流 1930靠电运行Look at the things below. In what order do you think they were invented? Discuss them with your group. Then number them [1-4]. 1a2314I think the TV was invented before the car. Well, I think the TV was invented after the car. ListeningListen and match the inventions with the years. 1b___ 1876
___ 1885
___ 1927
___ 1971 dacbWhen was the telephone invented?I think it was invented in 1876. ListeningListen and number the inventions [1-3] in the order you hear them. 2a___ shoes with special heels
___ shoes with lights
___ hot ice-cream scoop, runs on electricity132Listen again and complete the chart.2bchangingservingin the darkThe first invention is shoes with ________. People always hit their toes on __________ on the way to the bathroom at night. So people can use them for ________ in the ______. Listen again and fill in the blanks. somethingseeingdarklightsThe second invention is a special ice-cream ______. It runs on _________ and becomes hot. It’s _____ for serving really _____ ice-cream. scoopelectricityusedcoldThe last invention is shoes with special _____. People can move the heels _____ and ______. You can _____ the heels if you are going to a ______ or ______ them if you are just going out for _________. heelsdownupraisepartylowershoppinga zipperfour zippers1. When was the zipper invented?
2. Who was it invented by?In 1893Whitcomb JudsonFilling in the blanksA Small Invention
The zipper is a small ________ but it _______
the world. It was invented _____ Whitcomb Judson in 1893. But at that time it wasn’t used ______ and ________ popular around 1917. Now it is used in our _______ lives. You can see _________ are used on dresses, ________, shoes, bags… almost ________
______ a small _____ great inventions! inventionchangedbybecamewidelydailyzipperstrouserseverywherebutWhat Recite the conversation in 2d. Homework
