Unit9Whenwasitinvented?Unit9Whenwasitinvented?SectionAlightbulb(电灯泡)inventionTheinventorinventedtheinvention.Theinventionwasinventedbytheinventor.inventorwatcheswatchestellingtherighttimemicrowaveovenmicrowaveovenheatingfoodandcookingmealsalarmclocksalarmclockscallingpeopletogetuplightbulbsgivinglightcountingcalculatorA:What’s/areit/they?B:It’s/they’are….A:Whatis/are…usedfor?B:It’s/They’re…usedfor….Pairwork12345617961796Whenweretheyinvented?19471947Whenwasitinvented?13501350Whenweretheyinvented?1879Whenweretheyinvented?1bListenandmatchtheinventionsListenandmatchtheinventionswiththedates.withthedates.abedc18761885192719711976dabec18761885192719711976Whenwasthecarinvented?Itwasinventedin1885.gunpowderpapermakingcompassprintingInventionMuseumgunpowderpapermakingcompassprintingGroupwork(discuss):A:Iwanttobeaninventorinthefuture.(Why?Whatdoyouwanttoinvent?Andwhy?)B:Idon’twanttobeaninventorinthefuture.(Why?Whatdoyouwanttobe?Andwhy?)Nomatterwhatyouwanttobeinthefuture,youshouldstudyhardfromnowon,thenyourdreamswillcometrue.1.世界上许多国家都讲英文。English_____________inmanycountriesallovertheworld.2.纸是中国发明的。Paper_____________inChina.3.这栋大楼是去年建造的。Thebuilding_____________lastyear.1.世界上许多国家都讲英文。English_____________inmanycountriesallovertheworld.2.纸是中国发明的。Paper_____________inChina.3.这栋大楼是去年建造的。Thebuilding_____________lastyear.MakesentencesMakesentencesisspokenwasinventedwasbuilt4.他父亲不会让他娶玛丽为妻的。Hewon’t__________byhisfather,tomarryMary.5.中国成立于1949年。China___________in1949.4.他父亲不会让他娶玛丽为妻的。Hewon’t__________byhisfather,tomarryMary.5.中国成立于1949年。China___________in1949.6.这间教室是昨天被打扫的。Theclassroom____________yesterday.6.这间教室是昨天被打扫的。Theclassroom____________yesterday.beallowedwasfoundedwascleanedThankyouforlistening!
