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1、UNIT 9 WHEN WAS IT INVENTED?WARMING UPcarcomputerTV (television)telephonecalculatoralarm clockvacuum cleanerfridgebinocularsbicycleumbrellamicrowave ovenlight bulbabacusflying diskcameratelescopeGROUPWORK Talk about the order of these things invented. Number them (1-5) (1=first, 5=last).Which one do

2、 you think is the oldest?Which one is the newest?TASK 1: WHEN WAS IT INVENTED? When was the telephone invented?It was invented in 1876. Who was it invented by?It was invented by Alexander Graham Bell. What is it used for?It is used to talk to people in other towns. LISTEN AND MATCH When were these t

3、hings invented?_ 1876_ 1885_ 1927_ 1971_ 1976PAIRWORK Find out when these things were invented.When was the camera invented?It was invented in 1827.about 4000 years ago1880s1854300 B.C TASK 2: CRAZY INVENTIONbatteryice cream scoopslippersshoe with adjustable heelsheated ice cream scoopWho was it inv

4、ented by?It was invented by . What is it used for?Its used for . LISTEN AND MATCH Who was it/were they invented by? What is it/are they used for?changing the style of the shoesseeing in the darkscooping really cold ice creamJulie ThompsonJayce Coziar and Jamie EllsworthChelsea Lanmonheated ice cream

5、 scoopbattery-operated slippersshoes with adjustable heelsWhatWhoInventionBattery-operated slippersWhen were battery-operated slippers invented? They were invented last year. Who were it invented by? They were invented by Julie Thompson. What are they used for?. Theyre used for seeing in the dark. W

6、hen was it invented? It was invented about a thousand years ago. Who was it invented by? It was invented by a Chinese man.I think its papermaking.GAME：GUESSINGWhen was it invented?Who was it invented by?What is it used for?How has it developed?Guess the invention.GAME: INVENTIONSWho was the CD playe

7、r invented by?It was invented by James T. Russell.When was it invented?It was invented in 1965.Where was it invented?It was invented in the U.S.What is the CD player used for?Its used for playing music.Take turns making Who, When, What, and Where questions.Each correct question or answer is one point.Score ChartInvention 1Invention 2Invention 3“Who” questionAnswer“When” questionAnswer“What” questionAnswer“Where” questionAnswerTHE FOUR GREAT INVENTIONS IN CHINA When was it invented? Who was it invented by? What was it used for?gunpowderpapermakingcompassprinting