Unit-6-When-was-it-invented-全单元课件备课讲稿.ppt

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1、Whenwasitinvented?1a-2dUnit6Whichdoyouthinkisthemostimportantinventionintheworld?Whatothercanyouthinkof?TV?telephone?radio?computer?car?1aGROUPWORKLookatthethingsbelow.Numberthem[1—5]accordingtotheordertheywereinvented.3241A:IthinktheTVwasinventedbeforethecarB:Well,

2、IthinktheTVwasinventedafterthecara1bListenandmatchtheinventionswiththedates.___1876___1885___1927___1971dbcPAIRWORKA:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.A:Whenwasthecarinvented?B:Ithinkitwasinventedin1885.Ithinkitwasinventedafterthetelephone.Edis

3、oninventedthelightbulb.ThelightbulbwasinventedbyEdison.Whowasthelightbulbinventedby?ThetelephonewasinventedbyBell.Whowasthetelephoneinventedby?Bellinventedthetelephone.Whowasthecarinventedby?KarlBenzinventedthecar.ThecarwasinventedbyKarlBenz.A:Whatisthecarusedfor?B:

4、Thecarisusedfortraveling.A:Whatisthecomputerusedfor?B:IthinkitisusedforworkingA:Whenwas…invented?B:Itwasinventedin…A:Whowasitinventedby?B:Itwasinventedby…A:Whatisthe…usedfor?B:The…isusedfordoing…Whataretheyusedfor?312A:Whatisthis?B:Thisisaspecialice-creamscoop.A:Wha

5、tisitusedfor?B:Itisusedforservingreallycoldicecream.OralPracticeRole-playtheconversationExplanation1.It’susedforscoopingreallycoldicecream.beusedfor意为“被用来……”,强调用途或作用。e.g.Thedusterisusedforcleaningtherooms.beusedas意为”被当作……来用”，强调被当作工具或手段来用。beusedby意为“被……使用，强调使用者。e.g.T

6、hebigboxisusedasatable.Thecarisusedbyourmanager.Exercise1.Theyproducedthatkindofcar.2.Theworkersbuiltabridgeovertheriver.3.Mothertellsmeastoryeveryday.Thatkindofcarwasproducedbythem.Abridgewasbuiltbytheworkersovertheriver.IamtoldastorybyMothereveryday.I.请把下列主动句变为被动句

7、:1.TheTV___________(invent)around1927.2.Theyareusedfor______(see)inthepark.3.Thiskite_________(make)byUncleWang.4.Tea_____________(discover)alongtimeago.5.Ourclassroom________________(shouldclean)everyday.wasinventedseeingwasmadewasdiscoveredshouldbecleanedII.用所给动词的

8、适当形式填空：1.__________thecomputer________(什么时候发明的)？2.____wasthecar___________(谁发明的)？3.Apen___________(用来做)writing.4.Whatdoyouthinkis_________