【名师A计划】2024高考英语一轮总复习-第一部分-教材知识梳理-Unit-2-Cloning练习-新人教版选修8.doc

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2024-10-09 发布于江苏
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【名师A计划】2024高考英语一轮总复习-第一部分-教材知识梳理-Unit-2-Cloning练习-新人教版选修8.doc

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PAGE11

Unit2Cloning

(60分钟81分)

PartA

一、阅读理解(共8小题;每题2分,总分值16分)

WhenJeffSparkmandrawshiscartoonsuperheroeswithcoloredpencils,heoftenhastoaskotherpeopletotellhimwhatcolorhismaskedmenturnedouttobebecausehe’scolor-blind.Now,anewsmartphoneapplication(app)canhelphimfigureoutwhatcolorshe’susingandhowthepicturelookstomosteveryoneelse.

TheDanKamapp,availableforiPhoneandAndroidfor$2.99,isanapplicationthatturnsthevaguecolorsthatonepercentofthepopulationwithcolor-blindnessseesintothe“true〞colorsaseveryoneelseseesthem.InAmerica,anestimated32millioncolor-blindAmericans—95%aremales—cansoonhavetheirlifeimproved.

“DanKamtakesthestreamofdatacominginthroughthephone’scameraandchangesthecolorsslightlysotheyfallwithintherangethatpeoplewhoarecolor-blindsee,〞developerDanKaminskytoldCNET.Hecameupwiththeideaafterwatchingthe2024filmStarTrekwithacolor-blindfriend.

Itwasthenthathegottoknowmoreaboutcolorblindnesslikeitsvaryingtypesanddegrees.Avastmajority,forinstance,havetroubleseeingredorgreenduetoageneticdefect(遗传缺陷).Blue-yellowcolorblindness,however,israreranddevelopslaterinlifebecauseofaging,illnessorheadinjuries,etc.HestartedexperimentingwithoneofthemostcommonrepresentationsofpointsintheRGBcolormodel.WhattheDanKamappattemptstodoistocleanupthecolorspaceoftheimageorvideosignalsothatcolorscanbevisibletothosesufferingfromviewingproblems.“Youcanadjusttheapptofityourneeds.Thereisarangeandnoteveryonewhoiscolor-blindseesthingsthesame.〞SaysKaminsky.

Sparkman,acopyeditoratCNET,triedouttheappandwaspleasedwiththeresults.“Itwouldbeusefulfordressingforajobinterview,〞hesaid.Butusingitforhisartis“themostpracticalapplication〞.ItworkedwellonLEDandotherlightsonelectronicgadgets(装置),whichmeansSpa