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高中英语36(Unit3Warmingup&Reading)课件新人教版教材选修8课件.ppt

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新课标人教版课件系列Unit3Whataretheimportantinventionsofthe20thcentury?Whichdoyouthinkisthemostimportantone?Year19281945WarmingupThomasEdisoninventedtheelectricbulb.DidEdisoninventelectricity?Canelectricitybeinvented?Iselectricityaninventionordiscovery?Why?2.Whichofthispicturesshowinventions?Doesanyofthemshowdiscoverers?Stephenson’s“Rocket”AnamphibiouscarDNA伽利略的望远镜谷腾堡发明的印刷机3.Workoutrulesthatwillhelpyoudecidewhatisdiscoveryandwhatisaninvention?(2)Aninventionis somethingthatcreatedbyhumanbeing,suchasthelightingrod.DiscoveriesDiscoveriesDiscoveries4.Nowinpairsdiscussanymoderninventionsyouknow.Describethemtoyourpartnerandhowusefultheyareinlifetoday.Doyouknowthestageseveryinventormustgothroughbeforetheycanhavetheirinventionapproved?Heregiveyousomesimilarstagesusedinresearch,pleaseouttheminthesuitableorder.Applyingforapatent 2.Findingaproblem 3.Doingresearch 4.Testingthesolution 5.Thinkingofacreativesolution 6.DecidingontheinventionAsyoureadthefollowingpassage,checktheorderyouwroteabovetoseewhetheritfollowsthecorrectstagesinproducinganinvention.Thetextnarratestheproblemofthesnakesandpresentstheproceduresofcatchingthemandapplyingforapatent,fromwhichwehavegotabetterunderstandingofhowtodoscientificresearchesandhowtoapplyforapatent.Afterlearning,weknowthatitusuallycostssometimeandcontinuouseffortsinordertosolvesomepracticalproblemsinascientificway.Thewriterwantstoinformusofthescientificmethodstosolvepresentproblemsothatwestudentscannotonlybroadenthehorizonsbutbecomemoreskilledindiscoveringandconsideringcarefullytheproblemsindailylife.Wearealsoencouragedbythewritertobecreativeandhardworkingaswellasthinkingindependently.Para 34.Dividethepassageintoseveralpartsandfindoutthemainideaforeachparagraph.Part2(para.2-3)5.Whatarethethreecreativestepsthatthewritertakestocatchthesnakeswithouthurtingthem?3)toputthefrozenbowloverthesnakes’habitintheeveningandcarryanettocollectthesnakeswithoutharmingthemthenextmorning.6.Whydidcoolingthesnakesmakethemlessactive? Thecoolingmadethesnakeslessactivebecause