专升本重点英语作文.docx
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专升本重点英语作文.docx
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专升本重点英语作文
网络的利弊
随着科技的发展,电脑在二十一世纪成了人们必要的用品。
随之而来,网络与我们的生活息息相关,给现代人的生活、工作带来了无与伦比的方便。
通过网络,我们能查寻有用的资料,了解时事动态等等。
当你工作了很长时间后去玩电脑游戏,可以减缓你的精神压力,放松你的心情。
并且,上网玩游戏也不完全是坏事,因为学生玩游戏可以锻炼手、脑的反应能力,满足学生娱乐需要。
但是网络也有弊。
长时间的看电脑,电脑发出的辐射对人体有很大的害处。
眼睛长期处于紧张状态容易造成近视。
现在的电脑游戏众多,某些电脑游戏粗制滥造,甚至含有暴力等不健康内容。
有的孩子由于对社会认识不足和自我保护意识缺乏,沉迷网络游戏,网络交友。
其实网络并不可怕,只要我们面对网络时多一些认识,网络就会成为我们学习上的有利助手。
让我们一起创个干净的网络世界吧!
Withthedevelopmentofthescienceandtechnology,thecomputerhasbeenbecomingthenecessityforpeopleinthe21stCentury。
Following,networkisofcloselinkwithourlife,bringingusincomparableconvenienceonourlifeandwork。
Throughthenetwork,wecansearchforusefuldataandgettoknowthecurrentevents。
Whenyouplaycomputergamesafteralong-timework,itcanrelieveyourpressureandmakeyoufeelrelaxed。
Besides,playingonlinegamesisnotallbad,foritcanfulfillstudents'entertainingrequestsaswellaspracticetheirresponseability。
However,therestillexistsomedisadvantagesinthenetwork。
Theradiationfromthecomputerwilldoharmtopeople'shealthifyoukeeponwatchingthecomputerforalongtime。
Andshortsightmaycausebyitforyoureyesstaytense。
Atpresent,therearetoomanygamesontheInternet,butsomeofthemarenotofgoodqualityevencontainingsomeunhealthycontentlikeviolenceandsoon。
Duotothelackofrecognizingsocietyandself-protectionawareness,somestudentsgetaddictedinthegamesandonlinedating。
Infact,networkisnotthathorrible,aslongasweknowmoreaboutit,itwillbecomeourrighthandonourstudies。
Let'sbuildacleannetworkworldtogether。
手机的利弊
CellphoneshavebecomeincreasinglypopularinChinathesedays。
Whereveryougoyoucanseepeopleusingcellphones。
Manycollegestudents,evenhighschoolstudents,havecellphones。
Cellphoneshavebroughtpeoplealotofbenefits,butthemostimportantisthattheyareconvenient。
Withcellphonesintheirhands,theycankeepintouchwithanybodytheywant。
IftheywanttogetsomeinformationfromtheInternet,theycaneasilyhavetheirdreamrealizedviacellphonestoo。
Furthermore,ifsomeonehasaheartattackoratrafficaccident,acalltoemergencyhospitalortothepolicecanquicklybringhimthehelphewants。
However,cellphonescanalsobringpeopleproblems。
Themostseriousistheelectricwaveradiationwhichisthoughttobeharmfultousers'brains。
Anotherproblemisthatwhenpeoplearehavingameetingorhavingaclassorataconcertetc。
,theringofthecellphonemayinterruptothers。
SoIthinkpeopleshouldusecellphonesaslittleaspossibleandturnthemoffwhentheyareattendingimportantmeetingsorattendingclasses。
科技发展的利弊
Therapiddevelopmentofscienceandtechnologyhasbroughtaboutgreatchangestohumanlife。
Thegreatbenefitbroughtaboutbythisprogressishailedineverycorneroftheworld。
Newelectronicapplianceshavemadeourlifesimplerthaneverbefore。
Newinventionshavehelpedustoorganizeourdailyactivities。
Ourjobcanbedonefaster。
MobilesandQQhavemadeiteasiertocommunicatewithotherpeople。
Internethasenabledustoknowandunderstandothercultureandsocietybetter。
However,thedisadvantagesaboutthisdevelopmentshouldnotbeneglected。
Someofscientificinventionshaveevencausedgreatharmsordisasterstomankind。
Forexample,advancedtechnologycanbeeasilymanipulatedbyirresponsiblepersons。
Besides,wewillbetoodependentonit。
Whentechnologyfails,wearehelpless
Sometimes,itaffectsourhealthandlifestyles(we'llbecomplacentandlazy。
)Thechemicalsmaybehazardous)。
What'sworse,Scienceandtechnologymayevendestroyoursimpleandhealthylife(SometimesHowwemissthetraditionalstyleofliving!
)。
Inaddition,theappearanceofnewtechnologymayinvadeourprivacy。
Tosumup,humansmustbealertagainstthepossibleharmwhileenjoyingthebenefitsfromthem。
机器人的利弊
Intelligentmachinessuchasrobotsareincreasinglybeingused。
Theycandomanythingsthatusedtobedonebyhuman。
Discussthebenefitsanddangers。
Forcenturies,peoplehavefantasizedthatsomedaymachinescouldhaveintelligencelikemankindandworkasfaithfulservants。
Todaythisdreamhascometrueinmanyfieldsthankstorapiddevelopmentinartificialintelligenceresearch。
Wonderfulasthisseems,machineshaveproblems。
Tobeginwith,peoplelosejobswhenmachinestaketheirplaces,especiallyinthemassproductionindustrysuchasautomobilebusiness。
InfactoriesofthefamouscarcompanyFord,almosteverystepofcarmakingisdonebygiantrobotsthatworkfasterwithhigherreliabilityandprecisionthanhumanlabor。
Becauseoftheadoptionofrobots,thousandsofworkersareputoutoftheiroldjobsandforcedtomakechangesintheirwork。
Evensuchchangescreatejobopportunitiesbecauserobotsneedpeopletotakecareofandoperate;thenumberofnewjobsismuchsmallerthanthatoflost,thuscausinghugepressureonthelabormarketandgovernment。
Peoplebecomelesssmartbecauseofthewideuseofmachinesintheirlife。
Nowadayspeopleneedtousetheirbrainlessthantheydidinthepast。
Everythingisprogrammedandtheonlythingweneedtodoistopushabuttonorthrowonaswitch。
Thishasgivenusgreatconveniencebutmadeuslazierandlesssmart。
Everyonehastheawkwardmomenttroublingwiththespellingofasimplewordwhenwritingwithapen。
Butwithacomputer,itwillautomaticallyproofreadthespellingandgrammarofyourwriting。
Sopeoplebecomelessconcernedwithlearningthingsright。
Thisisnotaprogressbutaregressofourintelligenceandculture。
Butmachineshavemanybenefitsthatnobodycandenysuchasgreatworkefficiencyandlowcostofmassproduction。
Theworkloadthatcouldtakemonthstofinishbymanuallaborcouldbedoneflawlesslybyrobotsinminutes。
Wehavemorepurchasingpowertoenjoyawidervarietyofgoodsandservicesbecauseofthereductionofproductioncostswithfactoriesusingmachines。
Otherbenefitsincludethatmachinescoulddodangerousjobsforpeopleinhighriskbusinesseslikeminingandconstruction。
Toconclude,machineshavemanymeritsthatmakeourlifeeasierandmoreconvenient,buttheyhavecausedmanyproblemssuchasundercuttingourjobopportunitiesandoverdependenceonmachines。
人工智能
Futuretrendsincomputerscienceisoneoftheartificialintelligence,Itistheresearchandartificialsimulationofhumanthoughtandeventuallybeabletomakeahumanliketothinkthesamemachine。
Forhumanservicesandtohelppeoplesolveproblems。
Afterall,peoplethoughtitwasunique,therearefeelings,thereisavarietyofcharacter,thiswillbeverydifficulttoachieveinthemachine。
Infact,todothesameasthehumanthinkingmachine,theonlyoneoftheartificialintelligence,isbynomeansall。
Throughthestudyofartificialintelligence,canresolveallkindsofscientificproblems,andpromotethedevelopmentofotherscience,theartificialintelligenceisthebest!
Ibelievethatthescienceofartificialintelligenceiswaitingforhumanitytoexploreitstepbysteptherealconnotation。
电脑的利弊
Computersaregoodornot
Inthelasthundredyears,peoplehavesetanewmind-blowingrateforthedevelopingofnewtechnologies。
Newproducesarebeingconceivedeveryminuteofeveryday,allofwhichwillimpactpeopleinsomerespects。
However,inallthesetechnologiesandproducescomputershavebeenthemostimportantinfluencesonpeople。
Somepeopleassertthatcomputershavemadelifemorecomplexandstressful,whilesomepeoplebelievethatcomputershavemadelifeeasierandmoreconvenient。
Frommypointofview,theadvantagesofcomputersaretheleadingsidesandcomputersbecomeanecessarypartinpeople'slives。
Perhapscomputersmayquickenourpaceoflifeandmakeourlifemorecomplexandstressful。
Withthedevelopmentofcomputersalmosteveryjobsneedpeoplewhoarewellupincomputertechnology。
People,whowanttofindagoodjob,mustlearnhowtousecomputers。
Ononehand,thecomputertechnologyisaverycomplexsubject。
Ifyouwanttousecomputersverywell,youmusttakealotoftimetostudyandpracticeit。
Ontheotherhand,computersdevelopsofastthatpeoplemuststudynewtechnologyconstantly。
Thoseallmakepeoplefeelstressful。
Eventhoughtheremaybeoneortwodisadvantagestodevelopcomputers,theadvantagesfastoutweighthem。
Themajorpointformypenchantforcomputersisthatcomputerscanhelppeopledomanythings,includingcomplexcomputation,storingandsearchinginformationandsomeworkthatisdangerousforpeopletodo。
Forinstancelaunchingarocketuptoouterspaceneedssocomplexcomputationthatpeoplecannotdoitwithoutcomputers;searchingthenewestinformationisofvitalimportanceforbusiness,sopeoplewillnotbesuccessinbusinesswithoutcomputers。
Computershavefacilitatedmanyofourworkingprocessesandwehavealreadygrowndependentonthem。
Anotheradvantageofcomputersisthatpeoplecanusethemforentertainmentinsparetime。
Frompcgamestoonlinechatting,computershavetheabilitytoentertainusinawideverityofways。
Afterabusyday,playingpcgamesisthefavoritethingofmostofmyclassmates。
Andintoday'slife,alotofyoungpeoplecouldhavenottelevisions,buttheymusthaveasetofcomputer。
Nowmanyfilmsdisplayfascinatingimagesbyusingcomputerstodealwiththem。
Inawordinspiteofthefactthecomputerappearstohavemadelifemorecomplexandstressful,Ifellthattheadvantagesaremoreobvious。
Computershavebecomeanintegralpartofeverydaylife。
Theycanhelpusdomuchworkandmakeusfunny。
核能的利弊
Nuclearpowerplantsprovideabout17percentoftheworld'selectricity。
Somecountri
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