人教版新目标英语九年级Unit9When was it invented_A1--2课件ppt.

Unit 9 When was it invented?,Warming up,car,computer,TV (television),telephone,calculator,alarm clock,vacuum cleaner,fridge,binoculars,bicycle,umbrella,microwave oven,light bulb,abacus,flying disk,camera,telescope,Groupwork,Talk about the order of these things invented. Number them (1-5) (1=first, 5=last).,Which one do you think is the oldest? Which one is the newest?,1,2,3,4,5,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 was it used for?,It was used to talk to people in other towns.,Listen and match,When were these things invented?,_ 1876 _ 1885 _ 1927 _ 1971 _ 1976,a,d,e,c,b,Pairwork,Find out when these things were invented.,When was the camera invented?,It was invented in 1827.,about 4000 years ago,1880s,1854,300 B.C,Task 2: Crazy invention,battery,ice cream scoop,slipper,electric slippers,When were electric 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.,shoe with adjustable heels,heated ice cream scoop,Who was it invented 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?,When 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.,Guess theinvention,Game：guessing,When was it invented? Who was it invented by? What is it used for? How has it developed?,Guess the invention.,Game: Inventions,Who was the CD player 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.,3,1,2,Score Chart,The four great inventions in China,When was it invented?