求英语作文“大学生使用计算机的情况”看图作文,图叫“Averagnumberofhoursastudentspendsonthecomputerperweek”,图上横坐标为年份,1990,1995,2000.纵坐标分别对应2,4,20.要求：1,根据图描述变化.2,说
求英语作文“大学生使用计算机的情况”
看图作文,图叫“Averagnumberofhoursastudentspendsonthecomputerperweek”,图上横坐标为年份,1990,1995,2000.纵坐标分别对应2,4,20.要求：1,根据图描述变化.2,说明发生变化的原因（从计算机用途,价格和社会发展发面说明）.3,你认为目前大学生在计算机使用中有什么困难或问题.字数100到120,CET4水平..
StudentUseofComputer
Since1990,therehasbeentremendousgrowthintheuseofcomputersbystudents.Whilein1990,theaveragenumberofhoursastudentspentonthecomputerwasaboutonehourperweek,thisnumbergrewtonearlyfourhoursperweekby1995,andtoapproximately20hoursperweekbytheyear2000.
Thissignificantgrowthintheuseofcomputersbystudentsinthe1990'scanbeattributedtoseveralfactors,includingwidespreadusage,lowerprices,andtechnologicalandsocialdevelopments.Nowadays,computersarewidelyusedbystudentsforwordprocessing,bookkeeping,multimediapresentations,andaccesstotheInternetforbothresearchandcommunications.Additionally,since1990,duetocompetitionandtechnologicaladvances,computerhardwareandsoftwareprices,aswellasInternetusagechargeshavedroppedsignificantly.Finally,technologicaldevelopmentsandchangesinsocialhabitsinthe1990'shaveplayedamajorroleinthistremendousgrowthintheuseofcomputers.Today'ssocietyreliesheavilyoncomputersforimmediateaccesstothenewsandforentertainment,including,listeningtomusic,watchingmoviesandsportevents,andplayingcomputergames.
Whilecomputersareofgreatassistancetothestudents,andtherefore,areindispensabletools,theyalsoposesomechallenges.Thebiggestchallengethatmanystudentsfaceisdisciplineintheuseofthispowerfuldevice.Thatis,studentsneedtohavethedisciplineofnotallowingthemselvestobeluredbytheentertainingaspectsofthiswonderfultool-aspectsthatcanresultinaddictiontocomputergamesorviewingofundesirablematerialontheInternet.Thatistosay,studentsneedtousethispowerfultoolwithgreatwisdom!