2019-2020学年高中英语 Unit 3 Inventors and inventions Se

Unit3Inventorsandinventions[话题导读]导语：谈起“发明”，我们脑中浮现的总是飞机、大炮、电脑等这些高科技产品。然而，下面的发明与“高科技”毫不沾边，但却同样能为我们的生活带来极大便利。IdeasforcreatingasmallinventionAsmallinventioncandobigthingswhenitcomestomakingataskeasiertodo.Whenlookingforasmallinventionidea，startbycheckingyourkitchendrawersandcabinets(贮藏柜，陈列柜).Istheresomethingyouneedtohelpyouinatask?Lookinthebathroomandseeifyoucanimproveonthewaysomethingworks.Ifyoucancreateanitemthatdoesajobaroundthehouse,youhaveasmallinventionofyourown.KitchenDinnerplateshavenotchangedincenturiesexceptforthedifferentmaterialsusedtomakethem.Whenyouneedtostoreleftoverdinners,youusuallywraptheminaluminumfoil(铝箔)andplasticwrap.Dinnerplatecoverswouldsavemoneyandlookmuchneaterthantheusualdisposablecovers.Aspaghettidrainer(过滤器)flexibleenoughtofitinsideapotwouldbeatooleverycookwouldhaveinstock.Youwouldbeabletotakethepastaoutoftheboilingwateranddrainitatthesametime,savingthecookfrompickingupaheavypotofboilingwater.BathroomAbathroomtoiletpaperdispenser(自动取物器)thathasanextrarollreadywillsolvetheproblemofrunningoutofthenecessarytissuepaper.Thiscanofferarescuewhenyourinconsideratefamilymemberhasemptiedthetoiletpaperroll.SectionⅠWarmingUp&Prereading&Reading—Comprehending练读文记词汇学翻译1教材助读[先读通]THEPROBLEMOFTHESNAKESWhenIcalledup①mymotherinthecountrysideonthetelephoneshewasveryupset.“Therearesomesnakesinourcourtyard②，”shetoldme.“Snakescomenearthehousenowandthen③，andtheyseemtohavemadetheirhomehere,notfarfrom④thewalnut⑤tree.Canyougetridof⑥themplease？”Ifeltveryproud.Herewasachanceformetodistinguish⑦myselfbyinventingsomethingmerciful⑧thatwouldcatchsnakesbutnotharmthem⑨.Iknewmyparentswouldnotlikemetohurttheselivingcreatures！ThefirstthingIdidwastoseeiftherewereanyproducts⑩thatmighthelpme,butthereonlyseemedtobepowders⑪designedtokillsnakes.Anewapproachwasclearlyneeded.Isetabout⑫researchingthehabitsofsnakestofindtheeasiestwaytotrapthem.Luckilythesereptiles⑬aresmallandthatmadethesolutioneasier.Preparedwithsomeresearchfindings⑭，Idecidedon⑮threepossibleapproaches:firstly,removingtheirhabitat；secondly，attractingthemintoatrapusingmaleorfemaleperfume⑯orfood⑰；andthirdly⑱coolingthemsothattheywouldbecomesleepyandcouldbeeasilycaught.Idecidedtousethelastone.Iboughtanice­creammakerwhichwasmadeofstainless⑲steel.Betweentheoutsideandtheinsidewallsofthebowlthereissomejelly⑳，whichfreezeswhencooled○21.Iputthebowlintothefridgeandwaitedfor24hours.AtthesametimeIpreparedsomeice­cubes○22.ThenextmorningIgotupearlybeforethesunwashot.Iplacedthefrozenbowloverthesnakes'habitatandtheice­cubesontopofthebowltokeepitcool○23.FinallyIcoveredthewholethingwithalargebucket.ThenIwaited.AftertwohoursIremovedthebucketandthebowl.Thesnakeswerelessactivebuttheywerestilltoofastforme.Theyabruptly○24disappearedintoaconvenient○25holeinthewall.SoIhadtoadjustmyplan.Forthesecondattempt○26Ifrozethebowlandtheice­cubesagainbutplacedthemoverthesnakes'habitatintheevening,asthetemperaturewasstartingtocool○27.Thenasbefore○28，Icoveredthebowlwiththebucketandlefteverythingovernight.EarlythenextmorningIreturnedtoseetheresult.Thistimewithgreatcaution○29Ibentdowntoexamine○30thesnakesandIfoundthemverysleepy.Butoncepickedup,theytriedtobiteme.Astheywerepoisonoussnakes○31，Iclearlyneededtoimprovemydesignagain.Mythirdattemptrepeatedthesecondprocedure.ThenextmorningIcarriedinmyhandasmallnetusedforcatchingfish.Thiswasintheexpectation○32thatthesnakeswouldbiteagain.Butmonitoredcarefully○33，thesnakesprovedtobenotroubleandallwentaccordingtoplan.Icollectedthepassive○34snakesandthenextdaywemerrily○35released○36themallbackintothewild.Pressedbymyfriendsandrelations○37，Idecidedtoseize○38theopportunitytogetrecognition○39formysuccessfulideabysendingmyinventiontothepatentoffice.Onlyafteryouhavehadthatrecognitioncanyousaythatyouaretrulyaninventor○40.Thecriteria○41aresostrictthatitisdifficulttogetnewideasacceptedunlesstheyaretrulynovel○42.Inaddition,noinventionwillgetapatentifitis：·adiscovery·ascientificideaormathematicalmodel·literatureorart·agameorabusiness·acomputerprogramme·anewanimalorplantvarietyNorwillyoureceiveapatentuntilasearchhasbeenmadetofindoutthatyourproductreallyisdifferentfromeveryoneelse's○43.Therearealargenumberofpatentexaminers,too,whoseonlyjobistoexaminewhetheryourclaim○44isvalid○45ornot○46.Ifitpassesallthetests,yourapplicationforapatentwillbepublished18monthsfromthedateyouapply.SoIhavefilledintheformandfiled○47mypatentapplicationwiththePatentOffice.Nowit'samatterofwaitingandhoping.You'llknowifIsucceedbythesizeofmybankbalance○48！Wishmeluck！[再记住]①callup给……打电话②courtyard/'kɔːtjɑːd/n.院子；庭院；天井③nowandthen偶尔；有时④farfrom在句中意为“离……远”。还可表示“远非，相差很远”，后接名词、动名词等。⑤walnut/'wɔːlnʌt/n.胡桃；胡桃木⑥getridof除掉；摆脱⑦distinguish/dIs'tIŋɡwIʃ/vi.&vt.显示……的差别；使……有所不同；辨别⑧merciful/'mɜːsIfl/adj.宽大的；仁慈的；慈悲的⑨本句的主干结构是Herewasachance，其后的todistinguishmyself...butnotharmthem作后置定语，修饰chance，句中的thatwould...是定语从句，修饰先行词something。⑩product/'prɒdʌkt/n.产品⑪powder/'paʊdə/n.粉末；火药⑫setabout开始；着手⑬reptilen．[C]爬行动物⑭过去分词短语Preparedwith...作时间状语。⑮decideon决定；选定⑯perfume/'pɜːfjuːm/n.香水；香味⑰现在分词短语usingmale...作方式状语。⑱firstly...，secondly...，andthirdly...(用于列举)第一…