高二英语Unit18 Inventions 教学设计Unit18InventionsPeriod1Letslistenandspeak!GoalsHelpstudentsunderstandthecommonsenseaboutinventions.Dolisteningandmakesurestudentsunderstandit.Helpimprovethestudentslisteningandspeakingabilities.ProceduresLeadinginbyguessing.Today,wearegoingtolearnsomethingaboutinventionsthatwilldogoodtohumanbeingsorevensmoothawaydifficultiesbroughtbydisabilities.Herearesomeofthem.Pleaseguesswhattheyareorwhotheinventorsare.amanwhomademorethan1,000inventionsinhislifeandinventedelectricbulbs2.awomanwhodiscoveredawaytoalterandexpandtherangeofnaturalcottoncolorswithoutusingtintsordyes3.acomputerthatfitscomfortablyonyournoseandweighslessthanapairofglasses4.amanbornin1876whoinventedaneffectivegasmotorengineandbuiltthefirstpracticalfour-strokeinternalcombustionenginecalledthe“ottocycleEngine”5.ashoewhoseheelsmadeelectricitywitheverystepthewearertakeskey:.ThomasAlvaEdison2.SallyFox3.Nose-topcomputer4.Nicolausotto5.ElectricshoesTolearnmoreaboutinventionspleaseturntopage57orlookatthescreen.Task1:Lookinganddiscussing.Lookatpage57orthescreen.Therearefourpicturesandfourdescriptions.Readthedescriptionsindividuallyfirstandthenmatcheachpicturewiththecorrectdescription.Picture1:ElectricshoesPicture2:InflatablebicyclePicture3:EdiblechopsticksPicture4:Nose-topcomputerTask2:Discussing.Nowdiscussthefollowingquestionsinpairs:.whichofthefour“invention”doyouthinkwouldbemoreuseful?why?2.Isthereanythingyouwouldliketoinvent?Ifso,whatandwhy?Task3:Listeningandansweringquestions.Nowwearegoingtolistentodialogue1onthetape,whichisaboutmr.Deansnewinvention.Listencarefullyandtrytounderstandit.Thenyoushouldanswerthefollowingquestions:)whataretheadvantagesofmr.Deansnewinvention?2)Howdoesitwork?3)whatcanitbeusedfor?4)whydoesthepatentofficernotwanttogivethemanapatent?2.Listentothetapeofdialogue2,whichisaboutmr.Scolesinventionandthenanswerthefollowingquestions:)whathasmr.Scolesinvented?2)whydidthemaninventit?3)Doyouthinkitworks?Howdoesitwork?4)whydoesthepatentofficernotwanttogivethemanapatent?Task4:Speakingup.Ingroupsoffouroneistoplaytheroleofaninventortoexplaintotheresthowhisinventionworks.Thepatentofficershouldlisten,askquestionsanddecidetogivewhichonethepatent.closingbywriting.Toendtheperiod,letstrytowritealistofnewinventionswewouldliketomake.Letsseewhoseideasarebothcreativeandpractical.Period2Letsread!Goals:Improvethestudentsreadingabilities.Learnaboutcreativityandthinkingstrategies.ProceduresLearninginbydiscussing.Lasttimeyouwereaskedtowritealistofyourpossibleinventions.Nowweshallseewhoseinventionsarebothcreativeandpractical.T:whatsyourinvention,Sa?Sa:FlowerSpeakerAmplifiers.T:whatdoesitlooklike?Sa:Itisthegadgetthatishiddeninavaseorapottedplant.T:Howdoesitwork?Sa:Itsendsmusicatjusttherightfrequencytovibrateupthestemsandthenbeconvertedintoaudiblesoundbytheentireplant.AdevicesuchasacDplayerorradiocanbeconnectedtoit.musicisalsogoodfortheplants,whichareinvigoratedbytheconstantmusicalsounds.T:Quitecreative.NowaccordingtotheanswerfromSa,Ihavegotsomequestionsforallofyoutodiscussingroups.Task1:Skimmingforthemainidea.weshalllearnmoreaboutcreativitytoday.Nowskimthereadingpassagetofindoutthemainideaofeachpart.Task2:TrueorFalse.mostinventorshavehighIQs.2Thethingsweknowcansometimesmakeitmoredifficultforustounderstand.3Itsimpossibletolearnhowtobecreative.4Thebestwaytofindagoodsolutionistolookforonegoodanswer.5Inventorstrytoavoidfailure.6Themorewayswehaveoflookingataproblem,themorelikelyitisthatwecanfindasolution.7mostgoodideasaretheresultofalongprocessoftrialanderror.Task3:Listeningandreadingaloud.Next,wearegoingtolistenandreadaloud.Pauseatthecorrectplacesandfindoutthesentencesdifficulttoyouatthesametime.UsefulExpressionsUseonescreativity,comeupwithanewidea,havemuchincommon,havedifferentbackgrounds,dowellinschool,gethightestscores,haveahighIQ,practicegoodthinkingstrategies,limitonesthinking,thinkout,rephraseaproblem,allowforcreativesolutions,rejectwrongideas,getstuck,movetowardsabettersolution,breakawayfromoldthoughtpatterns,explorenewpossibilities,deepenonesunderstanding,remainhidden,connectto,makeconnections.aprocessoftrialanderror,changetheworldTask4:Questionsandanswers.Firstworkinpairs,tryingtoanalyzethedifficultsentences,thenputyourquestionstome.wewillfocusontheformsandstructuresofthepassages.Task5:Fillintheblankswiththewordsinthetext.creativityisamatterof_.Inordertobemorecreative,weshouldthinkabouthowwethinkand_goodthinkingstrategies.To“thinkoutsidethebox”isaconscious_tobreakawayfromoldthought_inorderto_newpossibilities.Achangein_-totakeanotherlookattheproblem-mayleadtogoodsolutionsandnewideas.Greatthinkersare_of“makingconnections”andtryto_newandoldideasinas