《九年级Unit9公开课(教育精品).ppt

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1、When was it invented?When was it invented?Unit 9Unit 9the first period主讲人主讲人:陈红武陈红武 T:Whats this in English？S:Its a TV.T:When was the TV invented?S:It was invented in 1926 T :Who was it invented by?S:It was invented by Baird.T:What is it used for?S:It is used for learning knowledge.A:Whats this in E

2、nglish？B:Its a telephone.A:When was the telephone invented?B:It was invented in 1876.A:Who was it invented by?B:It was invented by Bell.A:What is it used for?B:It is used for talking with people.Whats this in English?Its a car.A:When was it invented?B:It was invented in 1885.A:Who was it invented by

3、?A:What is it used for?B:It is used for traveling.B:It was invented by Karl Benz.A:Whats this in English?B:Its a calculator.calculator.A:When was it invented?B:It was invented in 1971.A:Who was it invented by?A:What is it used for?B:Sorry,I dont know.B:It is used for counting.A:Whats this in English

4、?B:It is a computer.A:When was it invented?B:It was invented in1976.A:What is it used for?B:It is used for doing many things.A:What is this in English?B:It is a train.A:When was it invented?B:It was invented inA:Who was it invented by?B:It was invented by Stephenson.A:What is it used for?B:It is use

5、d for traveling.A:What are they in English?B:They are light bulbs.A:When were they invented?B:They were invented in 1880.A:Who were they invented by?B:They were invented by Edison.A:What are they used for?B:They are used for giving light.Pairwork.A:What is this in English?B:It is aA:When was it inve

6、nted?B:It was invented inA:Who was it invented by B:It was invented by A:What is it used for?B:It is used for A plane A camera 1907 Wright 1827 JosphAn umbrellaAbout 4,000 years ago An abacusAbout 600 years ago Chinese peopleChinese people A bike 1880EnglishmenA basketballAbout 100 years ago JamesLi

7、stening(1b:P68)187618851927197119761bListen and match the inventions Listen and match the inventions with the dates.with the dates.abedc18761885192719711976dabechigh heelsadjustable heelsice creamscoopbatteryslippers2aListen and number the inventions inthe order that you hear.3122b Listen again.Matc

8、h the inventions with their inventors and uses.Inventionshoes with adjustable heelsbattery-operated slippersheated ice cream scoopWho was it/were they invented by?Chelsea LanmonJayce Coziar and Jamie EllsworthJulie ThompsonWhat is it/are they used for?scooping really cold ice creamseeing in the dark

9、changing the style of the shoesListening(2b:P69)1.Battery-operated slippers were invented by Julie Thompson.They are used for seeing in the dark.2.Heated ice cream scoop is invented by Chelsea Lanmon.It is used for scooping really cold ice cream.Listening(2b:P69)3.Shoes with adjustable heels were in

10、vented by Jayce Coziar and Jamie Ellsworth.They are used for changing the style of the shoes.Group work:What When Who Be used forPrinting Tang Dynasty 朝代朝代Chinese Making copiespowderTang Dynasty Cinesewarringcompassthe warringstatesChinese Guiding directionpapermakingThe eastern Han DynastyCai lunwr

11、iting用用“invented”或或“used for”填空填空.1.What are electric slippers _?2.Who were shoes with adjustable heels _ by?3.When was tea _?4.What are microwave ovens _?5.When were potato chips _?used forinventedused forinventedinventedA:Look!This looks so interesting!B:Ah,its a great invention of China.A:Really?

12、When _ it _?B:I think it _ _ in Han Dynasty.(汉朝汉朝)A:What _ it _ for?B:Guess!A:_ it _ for holding water?B:No.It _ _ for testing earthquakes.A:Wow,its really amazing!wasinventedwas inventedisusedIsusedisused SummaryA:When was it invented?B:It was invented in 1976.A:When were they invented?B:They were

13、invented in 1880A:Who was it invented by?B:It was invented by Edison.A:What is it used for?B:It is used for giving light.The passive voice.被动语态被动语态被动语态的被动语态的构成构成:be动词动词+(及物及物动词的动词的)过去分词过去分词 一般现在时一般现在时一般过去时一般过去时am (is,are)+donewas(were)+donemusic candleactivity glassestemperature cup Try to be an inventor!Homework:Describe one of your inventionsAnd then write it down.