Unit6Whenwasitinvented?SectionA1a1cWhat do you know the Four Great Inventions in ancient China ?paper-makingprintinggunpowdercompassWarming - upWhen was it invented?105 B.Cone hundred and five BC公元前105年It was invented in 10 48 A.Dten forty-eight公元1048年 I think the paper-making was invented before the printing.I think the printing was invented after the paper-making.When was it invented?It was invented in 9th century9世纪13 32thirteen thirty-twoI think the _was invented before/ after the _.1 四位数读法：每两位数一读。 例如：1332 thirteen thirty- two 1865 eighteen sixty-five 2 千年读法：按数学读法。 例如：2000 two thousand 2008 two thousand and eight3 前两个数非0的读法：前两位读数+hundred 例如： 1900 nineteen hundred 4 三位数读法：按数学读法。 例如：635 six hundred and thirty-five.年份读法Whatdoyouthinkwasinventedfirst?Modern inventionspersonal computercartelevisiontelephonebulbcameraInwhatorderdoyouthinktheywereinvented?Discuss in groups.A: I think the _was invented before the_.B: Well, I think the _was invented after the _.When were the cars invented?They were invented in 1885.They werent invented in 1827.18851827werent =were notWhen was the car invented?It was invented in 1885.It was not invented in 1827eighteen eighty-fiveeighteen twenty-sevenWhen were the computers invented?They _ in 1971.They _in 1927.19711927were inventedwerent inventedWhen was the computer invented?It was invented in 1971. It was not invented in 1927.nineteen seventy-onenineteen twenty-sevenListenandanswer:Whichinventionsaretheytalkingabout?1b.Listenandmatchtheinventionswiththeyear._1876_1885_1927_1971dacb再听一遍录音，选择方框中合适的短语完成下面的对话。a. need to take a history class b. My family had a car. c. have modern inventions d. were invented e. couldnt afford one.Alice: Was your life very difficult when you were a kid?Grandma: Oh, not really. Why?Alice: Well, you didnt _ like a telephone, right?Grandma: Of course we did! How old do you think I am? The telephone was invented in 1876. You _, Alice!Alice: Ha, ha! How about cars? They werent invented yet, were they?Grandma: Yes, they were. Cars were invented in 1885._.Alice: Well, did you have a TV?Grandma: No, we _. They were expensive in those days. The TV was invented around 1927, I think. Alice: Well, I know that you didnt have a computer because we learned in school that personal computers _in 1971.Grandma: Youre right. But I have one now!cabedA: what is the most useful invention?B: The telephone.A: When was the telephone invented?B: I think it was invented in 1876 .Pair work1876188519711927Who was the telephone invented by?It was invented by Bell.由/被发明BellBaird Who was the TV invented by?It was invented by Baird.Who invented it ?1879EdisonSeeinthedark1839DaguerredgerTakepicturesA:Whenwasthe.invented?B:A:Whowasitinventedby?B:A:Whatisitusedfor(被用来表用途)?B:Itisusedforseeingthedark./itisusedfortakingpictures.Look and sayLook and say针对今天所学的发明，介绍发明者，何时发明的，有何用途等写一篇对话。可用下面的语言结构：Whatsthemostusefulinvention?Whoinventedit?Whenwasitinvented?Whatisitusedfor?writingwriting sample: Modern inventions have changed our life. I think the bulb is the most useful invention. I know the bulb was invented by Thomas Alva Edison. It was invented in 1879. it is used for seeing in the dark. And it is wisely used all around the world. inventionswhowhenwhatcameraDaguerre1839Taking picturestelephoneBell1876communicating with otherscarKarl Benz 1885traveling fasterThankyou!Thankyou!