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Unit3InventorsandinventionsWhenwespeakofinventions,wecan’thelpthinkofthefourgreatinventionsinancientChina.Canyounamethem?Warminguppaper-makingprintingcompassgunpowderHowmanyfamousinventorsdoyouknow?Whatdidtheyinvent?
ZhangHeng(78—139)Seismograph
ThomasEdisonAmerica(1847——1931)AlexanderGrahamBellEngland(1847--1922)
KarlFriedrichBenzGermany(1884--1929)WilburandOrvilleWrightinventedtheairplane,whichtheypatentedasa“flyingmachine”.Chooseyourluckynumberandplayagame.AirplaneThisinvention
ismadeofmetal.Thisinventionlookslikeabird.Itmakesitpossibleforpeopletoflytodifferentplacesintheworld.Itispoweredbyanengineandisflownbyapilot.Thisinventioncanhelppeopledosomedailywork.Itishelpfulforhousewives.Themachinecanmovesomethingthatyouputintoit.Itneedssoapandwatertowashsomethinginit.WashingmachineItallowsyoutogetalikenessofanobject.
Whenyoupressthebutton,itworks.Whenaflashhappens,itwillcopyasceneontoafilm.Whenthefilmisdeveloped,thesceneyoucopiedappearsonapaper-likething.CameraTheinventionlookslikeachair.
Ithasapipethroughwhichthewastecango.Peopleuseittogetridofwasteintheirbodies.Itisusuallymadeofchinatheseyears.ToiletYearInventionInventor(s)1902AirconditionerWillisCarrie1903Gas-motoredandmannedplaneWrightbrothers1910ThefirsttalkingfilmThomasEdison1923TelevisionLogieBaird1928Penicillin(青霉素)AlexanderFleming1937Photocopier(影印机)ChesterFCarlson1940ColourtelevisionPeterGoldmark1942ElectricdigitalcomputerAmericanscientists1945AtomicbombAmericanscientists1950CreditcardsRalphSchneider1985WindowsOSMicrosoftCompany1990WorldWideWebTimBerners-LeeAmongtheinventionsabove,whichinventiondoyouthinkisthemostimportantone?Why?Andhowdiditchangepeople’slife?Adiscovery==AninventionMakeadifferencebetweeninventionanddiscoveryaccordingthesituations.Situation1ColumbusfoundTomatoinAmericain1492.Situation2TheStructureofDNAwasfirstdescribedbyJamesWatsonandFrancisCrickin1953.Adiscoveryis__________.
makingordesigningsomethingthatdidnotexistbefore.Aninventionis__________.
findingorlearningaboutsomething(place,fact)thathasalreadyexistforthefirsttime.Discoveriesoftenleadtoinventions.ReadingTheProblemoftheSnakesIfsomesnakesareinyouryard,howdoyoudealwiththem?Fast-readingThetextnarratestheproblemofthesnakesandpresentstheproceduresofcatchingthemandapplyingforapatent.What’sthemainideaofthetext?Dividethetextintofourpartsandworkoutthemainideaforeachpart.PartIPartIIPartIIIPartIV(Para.1)Thediscoveryoftheproblemofthesnakes.(Paras2-3)Theresearchontheapproachestosolvetheproblem.(Para.4-6)Theattemptstocatchthesnakes.(Para.7-8)Therequirementofgettingapatent.Careful-reading1.Thepurposeofwritingthistextis_____.
A.toshowushowtotrapthesnakesbutnottokillthem B.totellpeoplehowtoapplyforapatentofthewriter'snewidea C.tointroducethewriter'snewideaoftrappingthesnakesandherapplicationforapatentD.totellthereadershowtogetanewideaandmakeitapatentChoosethebestanswers.C2.Thebiggestadvantageofthewriter'snew
ideaisthat____.A.itmakesthesnakesmoveslowlyB.itmakesthesnakeshardlybiteusC.itiseasierforustokillthesnakeswithouthurtingourselvesD.itiseasierforustocatchthesnakeswithoutkillingthemD3.Whatinstrumentswereusedfor
catchingthesnakes?A.Abowl,ice-cubes,maleperfume.B.Abowl,abucket,femaleperfume.C.Asmallnet,ice-cubes,abucket.D.Asmallnet,abucket,powders.B4.Whichstatementistrueaccordingtothetext?A.Thesnakesweresosleepyinthesecondattemptthattheycouldn'tbitethewriteratall.B.Yourproductmustbedifferentfromeverybodyelse'sifyouwanttoreceiveapatent.C.Thewriterdecidedtosendherinventiontothepatentofficethemomentshesucceededincatchingthesnakes.D.Ifanapplicationforyourproductprovestobevalid,youcangetapatentimmediately.B5.Accordingtothetext,whichsubjectdo
youthinkcanbegivenapatent?A.Anewstardiscoveredbyascientist.B.AnewnovelwrittenbyHuoDa.C.Anewwaytomakedirtywaterclean.D.Anewkindofgrassfoundinamountainwhichcanbeusedasamedicine.CDiscussionWhydoyouthinkthemotherdidn’ttrytocatchthesnakesherself?2.Whydoyouthinkthewriterfeltshehadachancetodistinguishherselfbyinventingsomethingmercifultocatchthesnakesbutnotharmthem?3.Whydoyouthinkthewriterchoseth
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