Advantages&DisadvantagesforStudentstoPossessAMobilephone 　　Nowadaysmobilephonesatschoolhavebecomeacommonphenomenon.Somehighschoolstudentsareequippedwiththeseproductsofmoderninvention.Mobilephonesaresopopularwiththestudentsthattheythinktheirliferevolvesaroundthem.Itisconvenientforthemtopossessamobilephonebecausetheycancommunicatewiththeirparentsandfriendswhenevertheywant.Andwhentheyareintroubleorconfrontedwithdanger,theycanaskforhelpeasily. 　　However,possessingamobilephoneoncampusdoeshaveitsdisadvantages.Firstofall,itmaycostalot.Itisthestudentsthemselvesortheirparentswhohavetopaythefeenecessary.Besides,theringingofamobilephoneintheclassroomorlibrarywillsurelydisturbothersandhinderone'sconcentrationtoo.Itisevenreportedthatamobilephonecantransmitradiationwhichdoesharmtohumanhealth.Besides,somestudentsdon’tregarditasacommunicationtool,justregarditasafashion.