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1、ComputersworkwondersNowadays,computershavebeenwidelyusedinallwalksoflife.Clothesdesignersusecomputerstodesignfashionableclothes,bossesusecomputerstomanagecompanyandstudentsusecomputerstosearchinformationrelatedtotheirexpertise.Therearealsoprofessionalsoftwarecompanieswhichproducevariouso
2、fsoftwaresinordertosatisfyallkindsofrequirements.Mostpeoplebelievethatitisincredibleforpeopletoliveinaworldwithoutcomputers.Firstofall,thereisnodoubtthatcomputersbringusconvenienceineveryfield.Computerscantakemanyboringanddangerousjobswhichhavetobedonebypeopleinpersoninthepast.Suchassend
3、inginformationanddoingdatastatisticworks.Itisquiteinefficientandtime-consumingforpeopletosendinformationbyhorse,andstatisticworksneedahugeamountofcomputingleadingtothewasteoflabor.Whencomputerswereinvented,everythinghadchanged.Informationcanbesentthroughe-mailsonlycoastingyouafewseconds.
4、Professionaldatabasesystemhavebeenmadesothatstatisticworkscouldbeprocessedmucheasier.Peoplehavebeenliberatedfromcumbersomeboringworksandhavemoretimeindoingcreativework.Secondly,computershavetheadvantageoverpeopleinstabilitysinceitcanworktirelessly24hoursaday.Someindustries,suchasstategri
5、dandbank,inwhichthestabilityisveryessential,theirworkingsystemsrelyononcontrolofcomputerssothatstaffcouldmeetpeople’sneedsatanytime.Thirdly,itisfeasibleforpeopletofindoutalmosteverythingtheywanttoknowoncomputersasaresultofmoreandmorecomputersconnectedtotheinternetwhichprovideshugeamounts
6、ofinformationineveryfield.Onecansearchinformationrelatedtoexpertise,getthelatestnewsaroundtheworldanddownloadmaterialshe/sheneedsetc.Inaword,computersmakeourlifemucheasier.Withoutcomputers,ourlifeprobablygetintotrouble:stockmarketswillcrashandallcommercialactivitieshavetostop.Citymanages
7、ystemcannotbeusedsothatwholecityrunsoutoforder.whatismore,theweaponsystemofarmymightbeoutofcontrol,leadingtoacatastrophicoutcome.ThefightagainstairpollutionWiththerapiddevelopmentoftheeconomy,moreenvironmentalproblemsemerged.Itisverycommoninsomeregions,especiallythosewith