选修八unit3-inventors-and-inventions公开课课件.ppt

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1、Unit3GuessingGuesswhattheinventionisorwhotheinventoris.WarmingupThisinventionlookslikeabird.It’smadeofmetal.Itmakesitpossibleforpeopletoflytodifferentplacesintheworld.Itispoweredbyanengineandisflownbyapilot.Whatisit?AirplaneThisinventioncanhelppeopleinthestreet.Itlookslikeatreestandi

2、ngbesidethestreet.Itdirectscarsandtrucks.Itusescoloredlights.Redmeansstopping,greenmeansgoing.TrafficlightsWhatisit?It’smadeofplasticsandmetal.Itlookslikeasmallboxwithascreenandbuttonsonit.Withtheinventionyoucancontactsomeonewhileyouarewalking.Whatisit?MobilephoneTheinventorisfromAme

3、rica.Heisoneofthefatherofinventions.Theinventorinventedthebulb.Whoishe?EdisonHewasaworld-famousinventorfromSweden.Hereisoneofhisphotos.Heinventeddynamite(炸药).Afamousprizewasnamedafterhim.Whoishe?AlfredNobelLet'sguessDifferencebetweendiscoveryandinventionAdiscoveryis__________________

4、___________________Aninventionis______________________________creatingsomethingnotexistingbefore.findingoutsomethingexistingbutnotyetknownconnectionbetweendiscoveryandinvention？Discoveriesoftenleadtoinventions.Inventionsareoftenbasedondiscoveries.stepseveryinventormustgothroughApplyi

5、ngforapatentFindingaproblemDoingresearchTestingthesolutionThinkingofacreativesolutionDecidingontheinvention1.___________________________2.___________________________3.___________________________4.___________________________5.___________________________6.___________________________Pre

6、-readingWhatdoyouusetocatchsnakes?ReadingTheproblemofthesnakesWhat’sthemainideaofthetext?Thetextismainlyabouttheauthor’sexperienceinhelpinghermothergetridofthe_______andapplyingforthe_________forherinvention.snakespatentSkimmingScanning:matchtheparagraphswitheachstepsinthepassageandf

7、indtheexamples:paragraphStagesExamplesinthisstoryFindaproblemThesnakemustbe________butnot______DoresearchLookfor________ofremoval;researchthe______ofsnakesThinkofacreativesolutionDecideon_______possibleapproaches:choose___________.caughtharmedapproacheshabitsthreethelastone123Task1Te

8、stthesolutio