人教新目标九年级英语Unit9SctionA period1 课件

Unit 9 When was it invented? Section A Period 1,Now,In the past,Inventions (发明物),bulb(灯泡),make our life easier and more comfortable.,bike,airplane,Inventions (发明物),calculator(计算器),computer,TV,telephone,car,the telephone,the car,Groupwork: In what order do you think they were invented(被发明)? Number them from 1 to 5.,1a,I think _ was invented before/after _ .,Listening:When were they invented?,1b,_ 1876 _ 1885 _ 1927 _ 1971 _ 1976,a. car b. computer c. calculator d. telephone e. TV,Inventions,time,a.,d.,e.,c.,b.,-When was _invented ?,-I think it was invented in _.,Presentation:,1876,the telephone,发明者,Presentation:,-Who was the telephone invented by?,-It was invented by(被)_.,Baird (贝尔德),Simckley (辛克莱),Bell(贝尔),Benz(本茨),Two Americans,Pair work,Bell(贝尔),Bell,Benz(本茨),Baird (贝尔德),Simckley(辛克莱),Two Americans,Presentation:,-What is the telephone used for?,-It is used for_.,talking with people,Pair work:,talking with people,driving,watching programs,counting,working or relaxing,Time,Inventor,Use,Invention,the telephone,Pair work: A:When was invented? B: It was invented in A:Who was it invented by? B: It was invented by A:What is it used for? B: It is used for doing,1876 Bell,1927 Baird,1879 Edison,1971 Simckley,giving light,1885,Benz,Inventions are important/useful.,Inventions make our life easier and more comfortable.,Inventors are great(了不起).,Lets be a creative person.,skate (滑轮鞋),alarm clock(闹钟),I want to invent something that .,怎么做？,Lets invent something .,I want to invent something .It can,When there are cars, the lights will be on.,If there are no cars, the lights will be off.,control the lights.,I want to invent something/a _ .,Groupwork :,sb./it can Or when/if., sb./it can,I want to invent something/a _ .,Groupwork :,chalk dust 粉笔灰,wheels轮子,sb./it can Or when/if., sb./it can,wash dishes,electronic电子的,eraser 黑板擦,pull 拉,e-book电子书,download下载,Summary,1. Learn the history of some inventions:,_was/were invented in _.,_was/were invented by_.,_is/are used for_.,2. Learn the uses of some inventions:,What are the most useful invention and the most interesting invention you think? What do you want to invent ? Why? Tell us something about them.,Lets write something:,is used,was invented,被用来,被发明,被动语态(the passive voice),助动词be (am/is /are) +过去分词,构成：,例如：,1. He _(interview) by the local newspaper yesterday.,was interviewed,2. English _(speak) in Canada.,is spoken,be (was/were) +过去分词,Lets imagine(想象).,we cant _. If there is no _, we have to _. we will _.,If there is no invention ，what will happen?,Inventions are important/useful.,Inventions make our life easier and more comfortable.,Invento