TechnologyADoubleedgedSword科技一

　　TechnologyADoubleedgedSword科技一把双刃剑
　　TechnologyADoubleedgedSword
　　Inthepast，technologicaladvancementwasgenerallyheldtobesynonymouswithprogress，andprogresstobesynonymouswithabsolutegood。Peoplethoughtoftechnologyasasolutiontoproblems，notacreatorofthem。Aswetookeachstepforward，technologicallyspeaking，weassumedthatwewereleavingolddifficultiesbehindandadvancingintoanewandmorepleasantfuture。Thiswasonlypartiallytrue。Forustechnologicaladvancementdidsolveoldproblems，italsocreatednewones。Theseproblemsareofvarioustypes，eachhavingdifferentimplicationsandrequiringdifferentdegreesofhumandecision。
　　Onesetofproblemscanbereadilyidentifiedbylookingaround。Theseproblemsconcernthepollutionofourenvironmentbytechnologyasaresultofsuddenupsetsandimbalancesinthephysical，economicandsocialequilibrium。Themostobviousaspectsofthesearethegeneralpollutionofourphysicalenvironmentandthedestructionofirreplaceablenaturalresources。Notsoobviousasthese，butjustaspainfullysignificanttosome，aretheeffacementanddisplacementofjobswhichover
　　nightoftencreatelargegroupsofjoblesscitizens。
　　Cantechnologybeusedtoundowhatithasdone，replacewhatithasdestroyedorsubstitutewhatithascausedtodisappear？Nooneknows。Manyofuswonderwhetherallofthesourcesofpollutionhaveyetbeenidentified，whethertheyarebeingarrestedandwhethertheywillbepreventedfromrecurring。
　　Anothersetofproblemsrelatetowhattechnologicaladvancementhasdonetothequalityoflife。Animprovedlifehasnotbeen，unfortunately，eitherthegoalorthechiefbeneficiaryoftechnologicalchange。Toomuchhashappenedtoofast。Incontrast，inthepast，thingschangedslowlyenoughtoaccommodategradualchange。Peoplecouldbeawareofitandadjustedtoit，andperhapstheycouldevenchangeit。Inthemodernworld，wemustmakerapiddecisionstoday，ortomorrowwe
　　mayfindawholenewworldbuiltup。
　　Presumablythemostsignificantandpotentiallyexplosiveissues，however，arethoserelatedtomethodsofhumanmanipulationandcontrol。Thereisalsothenewhorizonofgeneticanalysis，manipulationandcorrection。Andthereisnowthepossibilityofcreatingalivingsubstanceanddecodingandgeneratingacompleteorganismfromtheinformationfoundwithinacell。Thisisnolongeradaydream。Someconsiderthesepossibilitiesvisions，othersnightmares。
　　Itistruethatincrediblepowersarenowwithinourhands，oratleastwithinourreach，andthequestionnolongerisCanwedoit？butHowsooncanwedoit？Ourliveshavebeenandarebeingchangeddrastically。Thepointistotakecontroloftechnologyortobedrivenbyit。
　　简评
　　本文主要讨论现代科技所产生的现实问题和潜在威胁。作者阐述了科学这把双刃剑对生活环境，生存质量和人类繁衍等方面产生的负面作用，涉及问题相当广泛。作者思想成熟，观点正确。文章结构严谨，关联词运用恰当，论证逻辑严密，推理环环相扣。
　　本文的优点还表现在语言风格上。作者用英语写作相当老到，语言流畅自然；句子较长，但结构平衡，富于变化；语汇正式，表达地道。全文体现出作者谨慎的态度和正式、稳重的文风。
　　（点评教师：辛红叶）
　　TechnologyADoubleedgedSword科技一把双刃剑