利弊型英语作文范文

利弊(AdvantagesandDisadvantagesof…题型)事物总是一分为二的。写作题目中有许多涉及某一事物的正反两方面。例如：凡涉及到利弊的题目时都可用下面的这个套路。套路：Nowadays,…play(s)animportantpart/rolein…(is/arepopulararoundus).Likeeverythingelse,…has/havebothfavorableandunfavorableaspects.Generally,theadvantagescanbelistedasfollows.First,…Besides,…Mostimportantofall,…Buteverycoinhastwosides.Thenegativeaspectsarealsoapparent.Tobeginwith,…Tomakemattersworse/Worstofall,.Throughaboveanalysis,Ibelievethattheadvantages/positiveaspectsoutweighthedisadvantages/negativeones.Therefore,…例文：OnComputers电脑的利弊Nowadays,computersareverypopulararoundus.Likeeverythingelse,computershavebothfavorableandunfavorableaspects.Generally,theadvantagescanbelistedasfollows.First,computerscancalculate.Theycanmakeworkmoreefficientfortheyhaveahighspeedofcalculation.Besides,peoplecancommunicatewitheachotherbyE-mail,whichcostspeoplelessmoneyandlesstime.Mostimportantofall,computerscreatewidecommunicationaroundtheworld.PeoplecancommunicatewitheachotherbyjoiningInternet.Theycanmakefriendsallovertheworld.Buteverycoinhastwosides.Thenegativeaspectsarealsoapparent.Tobeginwith,sincecomputerscandoalotofworkforus,suchascalculation,wemayrelytoomuchonthemandbecomelazierandlazier.Tomakemattersworse,althoughitisconvenientforpeopletocommunicatewitheachotherbyE-mail,theoriginalwarmrelationshipmaybecomecold,forpeoplewillhavefeweropportunitiestotalktoeachotherfacetoface.Worstofall,computerswillhaveviruscausedbyelectronichackerssothatalotofimportantinformationwillbelost.Throughaboveanalysis,Ibelievethatthepositiveaspectsoutweighthenegativeaspects.Therefore,Ibelieve,computerswillhaveabrightfuture.Now,theInternetisplayinganimportantpartinourdailylife.Recently,wehavehadadiscussionabouttheadvantagesanddisadvantagesoftheInternet.Differentstudentshavedifferentopinions.SomestudentsthinktheInternetisgood.Wecanlearnthelatestnewsathomeandabroad.AlmostallofushaveaQQorMSN,andwecangetintouchwithourfriendseasily.What’smore,wecansendane-mailtoourfriendsandchatwiththemontheInternet.However,eachcoinhastwosides.Therearealsosomedisadvantages.ItiseasyforustomakebadfriendsontheInternet.ManystudentsareaddictedtotheInternet,whichisbadfortheireyesandhealth.Inmyopinion，theInternethasbothadvantagesanddisadvantages.WearesupposedtomakegooduseoftheInternetratherthangetaddictedtoit.网络的利弊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,wearehelplessSometimes,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.电脑的利弊ComputersaregoodornotInthelasthundredyears,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.Somecountriesdependmoreonnuclearpowerforelectricitythanothers.InFrance,forinstance,about75percentoftheelectricityisgeneratedfromnuclearpower.Therearemorethan400nuclearpowerplantsaroundtheworld.Tobuildanuclearreactor(核反应堆),whatyouneedissomemildly2enricheduranium(铀).UraniumisafairlycommonelementonEarth,incorporated3intotheplanetduringtheplanet'sformation(形成).U-235isoneofthefewmaterialsthatcanundergo4inducedfission(诱发性核裂变).Raisingandloweringthecontrolrods(杆，棒条)allowoperatorstocontroltherateofthenuclearreaction.Whenanoperator(操作员)wantstheuraniumcoretoproducemoreheat,therodsareraisedoutoftheuraniumbundle(捆，束).Tocreatelessheat,therodsareloweredintotheuraniumbundle.Therodscanalsobeloweredcompletelyintotheuraniumbundletoshutthereactordowninthecaseofanaccidentortochangethefuel.Theuraniumbundleactsasanextremelyhigh-energysourceofheat.Itheatsthewaterandturnsittosteam.Thesteamdrivesasteamturbine(汽轮机),whichspins5agenerator(发电机)toproducepower.Well-constructednuclearpowerplantshaveanimportantadvantagewhenitcomestoelectricalpowergeneration——theyareextremelyclean.Comparedwithacoalfiredpowerplant,nuclearpowerplantsareadreamcometruefromanenvironmentalstandpoint(立场，观点).Unfortunately,therearesignificantproblemswithnuclearpowerplants.Miningandpurifying(提纯)uraniumhasnot,historically,beenaverycleanprocess.Improperlyfunctioningnuclearpowerplantscancreatebigproblems.TheChernobyl6disasterisagoodexample.Spentfuelfromnuclearpowerplantsistoxic(有毒的)forcenturies,and,asyet,thereisnosafe,permanent(永久的)storagefacilityforit.ThenuclearcrisisinJapanhasdevelopedrapidly,whichmakesustothinkoveraboutexplorationofnuclearpower.Fearsaboutnuclearsafetywhichtookagenerationtoovercomehaveappearedagain.Supportersofnuclearpowersaynuclearpowerproducesnearlynoconventionalairpollution,whichiscalledas"cleanenergy”.Besides,ourtechnologydevelopsquickly.Therefore,riskssuchasnaturaldisastercanbeavoided.wecanbenefitfromtheexplorationofnuclearpower.However,opponentsworrythatthecomplexityofdesignandengineeringofnuclearplants(核电站)Anyfailureoroperationerrorcouldleadtoseriousresult.Itwillpollutesoilandplantsanddoharmtohumansandanimals.Inmyeyes,weshouldcontinuetheexplorationofnuclearpower.Notonlydoesitbringlotsofprofitsbutalsoitisthebestchoicewehave.Comparedwithotherenergieslikesunshine,wind,andgarbage,itisbesttosolvetheshortageofcoalandnaturalgas.Asyouknow,itisthemostefficientandrealisticmeansofmeetingtherapidly-growingdemandforpower.关于远程网络教育利弊的英语作文Withthepopularvisitationoftheinternet,networkclassroomsaregainingmoreandmorepopularity.Asanewteachingpattern,networkclassroomshavebecomeaneffectivecomplimenttotraditionalclassrooms.Sosomepeopleproposeonquestion“Willnetworkclassroomsreplacetraditionalclassrooms”Astothisquestion,theopinionsvaryfromonetoanother.Somepeoplethinkitquitepossiblefornetworkclassroomstotaketheplaceoftraditionalclassrooms.First,networkclassroomsneedn’thaveface-to-facecommunication,andarenotlimitedbytimeandplace,whichfacilitiesbothteachersandstudents.Secondly,networkclassroomsreleaseteachersfromrepeatingthesamecontents.Sincethevideooraudiomaterialcanbeplayedtimeandagain.However,manypeoplehaveoppositestandpoints.Theysaythatwithonlinecoursesstudentslikedirectcommunicationwithteachersandtheirconfusioncannotbesolvedinstantly.Inaddition,thecomputersystemcannotbeguarantytoworkstaidlyallthetime.Personally,bothnetworkclassroomsandtraditionalclassroomsarenecessaryforstudents.Iftraditionalteachingpatternsandmotoroneslikenetworkclassroomscanbecombinedtogether,morefruitfuleducationissuretoberealized.