When was it invented? Unit 9When was it invented? Unit 9the first period Talk about the history of inventions.Talk about the history of inventions.The passive voice.The passive voice.Grammar Focus:Language Goals: light bulblight bulbinventioninventionEdisonEdisoninventorinventorEdison invented the light bulb.Edison invented the light bulb.The light bulb was invented by Edison.The light bulb was invented by Edison. Karl Benz invented the car.Karl Benz invented the car.______ was invented by _______.______ was invented by _______.The carKarl Benz Bell invented the telephone.Bell invented the telephone.___________ was invented by ___.___________ was invented by ___.The telephoneBell Karl BenzBellEdison.Who was ______invented by ?It was invented by _________.carKarl Benz 1bListen and match the inventions Listen and match the inventions with the dates.with the dates.abedc18761885192719711976dabec 18761885192719711976A: When was the _______ invented?B: it was invented in ______.A: When was the _______ invented?B: it was invented in ______.car1885 A: What is the _______ used for?B: I think it is used for _______________.A: What is the _______ used for?B: I think it is used for _______________.talking with people Guess: what is it? one student describe a invention using sentences that you learned . Other students guess what it is. Julie Thompsonbattery-operated slippersChelsea Lanmonheated ice cream scoopJayce Coziar and Jamie Ellsworthshoes with adjustable heels music candlemusic candleactivity glassesactivity glassestemperature cuptemperature cup a pen that listens and writesa pen that listens and writesNew invention:New invention:Use:Use:It can listen to the writer and It can listen to the writer and write by itself.write by itself.PricePrice : :$ 50$ 50 Homework:Write an article to introduce inventions that you know. You can write about inventor. time and other things