高二英语Unit18 Inventions 教学设计

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1、高二英语Unit18Inventions教学设计　　Unit18Inventions　　Period1Let’slistenandspeak!　　Goals　　●Helpstudentsunderstandthecommonsenseaboutinventions.　　●Dolisteningandmakesurestudentsunderstandit.　　●Helpimprovethestudents’listeningandspeakingabilities.　　Procedures　　Leadinginbyguessing.　　Today,wearegoin

2、gtolearnsomethingaboutinventionsthatwilldogoodtohumanbeingsorevensmoothawaydifficultiesbroughtbydisabilities.Herearesomeofthem.Pleaseguesswhattheyareorwhotheinventorsare.　　.amanwhomademorethan1,000inventionsinhislifeandinventedelectricbulbs　　2.awomanwhodiscoveredawaytoalterandexpandthe

3、rangeofnaturalcottoncolorswithoutusingtintsordyes　　3.acomputerthatfitscomfortablyonyournoseandweighslessthanapairofglasses　　4.amanbornin1876whoinventedaneffectivegasmotorengineandbuiltthefirstpracticalfour-strokeinternalcombustionenginecalledthe“ottocycleEngine”　　5.ashoewhoseheelsmadee

4、lectricitywitheverystepthewearertakes　　key:　　.ThomasAlvaEdison　　2.SallyFox　　3.Nose-topcomputer　　4.Nicolausotto　　5.Electricshoes　　Tolearnmoreaboutinventionspleaseturntopage57orlookatthescreen.　　Task1:Lookinganddiscussing.　　Lookatpage57orthescreen.Therearefourpicturesandfourdescriptions.

5、Readthedescriptionsindividuallyfirstandthenmatcheachpicturewiththecorrectdescription.　　Picture1:Electricshoes　　Picture2:Inflatablebicycle　　Picture3:Ediblechopsticks　　Picture4:Nose-topcomputer　　Task2:Discussing.　　Nowdiscussthefollowingquestionsinpairs:　　.whichofthefour“invention”doyouth

6、inkwouldbemoreuseful?why?　　2.Isthereanythingyouwouldliketoinvent?Ifso,whatandwhy?　　Task3:Listeningandansweringquestions.　　.Nowwearegoingtolistentodialogue1onthetape,whichisaboutmr.Dean’snewinvention.Listencarefullyandtrytounderstandit.Thenyoushouldanswerthefollowingquestions:　　)whatare

7、theadvantagesofmr.Dean’snewinvention?　　2)Howdoesitwork?　　3)whatcanitbeusedfor?　　4)whydoesthepatentofficernotwanttogivethemanapatent?　　2.Listentothetapeofdialogue2,whichisaboutmr.Scoles’inventionandthenanswerthefollowingquestions:　　)whathasmr.Scolesinvented?　　2)whydidthemaninventit?