课件27张PPT。
When was it invented ?Unit 6 SectionA（1a-2c)Four ancient inventionscompassgun powderMovable type printingpapercompassWhen was it invented?It was invented in Song Dynasty.gun powderThe warring states periodSong DynastyHan DynastycompassMovable type printingpaperWhen was it invented?
It was invented in…Song Dynasty战国时期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 dacbListen and complete the conversation.
Alice: Was your life very ________ when you were a kid?
Grandma: Oh, ________. Why?
Alice: Well, you didn’t have modern inventions like a ________, right?
Grandma: Of course we did! How old do you think I am? The telephone ____________ in ____. You need to take a ______ class, Alice!difficultnot reallytelephonewas invented1876historyAlice: Haha! How about ____? They _______________ yet, were they?
Grandma: Yes, they were. Cars _____
________ in ____. My family had a car.
Alice: Well, did you _________?
Grandma: No, we couldn’t ______ one. They were ________ in those days. The TV ____________ around ____, I think.carsweren’t inventedinventedwere1885have a TVaffordexpensivewas invented1827Alice: Well, I know that you didn’t have a ________, because we learned in school that personal computers ____________ in ____.
Grandma: You’re right. But I have one now!computerwere invented1971Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again. Practice1cWhen was the telephone invented?I think it was invented in 1876. 1976Who was the computer invented by?
It was invented by Cray.inventorThe first telephone was invented (by Bell) in 1876. Bell invented the first telephone in 1876.1876BellKarl Benz invented the first car in 1885.The first car was invented (by Karl Benz) in 1885. Karl Benz1885The first television was invented (by J. L. Baird) in 1927. J. L. Baird invented the first television in 1927.J. L. Baird1927let's matchopening the door
taking photos
cutting things
talking with peopleWhat is/are the … used for?
It is/They are used for…heelscooprun on electricityListeningListen 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 darkn. 样式; 款式The 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 _________. heelsdownupraisepartylowershoppingMake conversations using the information in 2b.What are the shoes with lights used for?2cThey’re used for seeing in the dark. What are hot ice-cream scoop used for?They’re used for serving for really cold ice-cream. What are shoes with special heels used for? They’re used for changing the style of the shoes. Recite the conversation in 2d.
