Unit6SectionA1a-2d（课件）-人教版（2012）九年级英语全册

Unit6Whenwasitinvented?SectionA(1A-2D)U6,G9Themandoubtedallthefoodinthefridge.那个人怀疑冰箱里所有的食物。U6,G9Thetallmanandthelowmanarewalkingontheroad.高个男人和矮个男人正走在路上。U6,G9CanyoutranslatethesesentencesintoChinese?你能把这些句子译成汉语吗？Thelockcanlockwellitself.这把锁能自己锁好。ThomasEdison1847—1931Heisagreat_______

intheUS.Heinventedmanygreatinventions.inventorBywhomweretheyinvented?MoDiZhugeKongmingZhangHengDoyouknowtheseinventions?computertelephonecarTVCanyoumatchtheinventionswiththerightinventors?J.L.BairdKarlBenzAlexandarBellJohnNeumannInwhatorderdoyouthinktheywereinvented?Numberthem【1-4】（1=first,4=last)dacbStudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.1cWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.PairworkHowever,therearealsosomesmallerbutinterestinginventions.Doyouknowwhattheseinventionsareusedfor?123inthedarkservingchangingDoyouliketheseinventions?Doyouthinksmallinventionscanchangetheworld?Theseinventionsaremuchsmallercomparedwiththingslikecars.Let'sreadandfillintheblanks_________Wherewasitused?It'susedinour____________,youcanseeit___________________.Whoinventedit?__________________Whenwasitinvented?In______Whendiditbecomepopular?Around______.ZipperdailylivesalmosteverywhereWhitcombJudson18931917Readtheconversationandanswerthequestions1.What'sthemaintopicoftheconversation?2.WhatisthesubjectforPaul'sschoolproject?3.WheredidRoylearnabouttheinventor?