HowtoUsetheLibrary 　　Alibraryisabuildingforacollectionorbooks,magazines,periodicalsandnewspapers.Thebooksarekeptontheshelvesinthestackroomwhereasthemagazines,journals,etc.inthereadingrooms.Modernlibrariesalsohavexeroxrooms,andcomputerrooms. 　　Ifyouwanttoborrowbooks,youcangototheloandesk,lookoverthecorrectcallnumbersinthecardcatalogandaskthelibrariantotakethen,outforyou.Oryou'reallowedtoenterthestackroomtorindbooksforyourself,youcanlookuptheboundvolumeorindexforthearticlesrelativetothesubject,onwhichyouaregoingt）owriteathesis.Ifthelibrarydoesn'tsubscribetothemagazinewhichcarriesthearticleyouwant,youcanborrowthemagazinefromotherlibrariesbymeansofinterlibraryloanservice.Don'tforgettoshowyourlibrarycardorI.D.cardtothelibrarianbeforeyougointothereadingroom,whereyoucanreadmagazinesornewspapers.Ifyoufindagoodarticleandwanttokeepit,youcanhaveitduplicatedinthexeroxroom.Besides,ifyouwanttowatchfilmsorslides,youcanasktheprojectionisttoplaythevideotapeforyouintheaudiovisualroom,whereyoucanalsolistentolanguagetapesandmusictapes.