选修八-unit3-inventors-and-inventions-reading知识讲解.ppt

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1、选修八-Unit3-Inventors-and-inventions-readingAdiscoveryisfindingoutsomethingalreadyexistinginnaturebutnotyetknown.Aninventionissomethingthatcreatedbyhumanbeings.DiscoveriesInventionsleadtoarebasedonWhatinventionscanyouthinkof?TheProblemoftheSnakesReadingSkimmin

2、gforgeneralideaA.Dosomeresearchandthinkofasolution.B.Applyforapatent.C.Testthesolutionforseveraltimes.D.Findtheproblemofthesnakes.Howistheinformationorganized(组织)?ThebirthofaninventionPara7-8StructureMainideaofeachpartPara2-3Para4-6Para1Findtheproblemofthesn

3、akes.Dosomeresearchandthinkofasolution.Testthesolutionforseveraltimes.Applyforapatent.Thetextnarratesabouttheproblemof__________andpresentsthe_________ofcatchingthemandapplyingfor_______.MainideaproceduresapatentthesnakesThereasonisthathecangetachanceto_____

4、___________byinventingsome__________thingstocatchsnakes.1.Whatwastheproblem?2.Whytheauthorfeltveryproud?distinguishmyselfmercifulPart1:findtheproblem(para1)Listentothetapeandanswerthequestions.Afamilyofsnakeshadmadetheirhomenearthehouse.Part2:dosomeresearch&

5、thinkofasolutionWanttodrivemeaway?Noway!Listentothetapeandfinishthefollowingexercise.(para2,3)1.Theauthorcouldfindmanyproductstohelphim__catchthesnakes.2.Theauthorresearchedthehousesofthesnakes.3.Theauthordecidedonthreepossibleapproaches___andusedthethirdone

6、atlast.TorFFFonlyfindpowdersdesignedtokillthesnakes.habitsTWhatisthethirdapproach?Thethirdapproachisto_______thesnakessothattheywouldbecome_______andcouldbeeasilycaught.coolingsleepyBuyabowlfreezethebowlinafridge(24hourslater)placethebowl____________________

7、__withice-cubesonthetopoverthesnakes’habitatcoverthebowlwith_________abucket_______thebucketandthebowlremove(anightlater)collectthesnakeswith_____anet(thenextday)releasethem___________intothewildPart4:applyforapatent1.Whichstatementistrueaccordingtothetext?A

8、.Onediscoverycangetapatenttoo.B.Youcanbeatrulyinventorevenifyoudon'thavearecognition.C.Yourproductmustbedifferentfromeverybodyelse'sifyou__wanttoreceiveapatent.D.Apatentwillbepublished17monthsf