Withthedevelopmentofscience,mobiletelephonebecomesmoreandmorepopular.thestudentsinschoolbegintousemobiletelephone.Inmyopinion,itisnotgoodforthestudentstousemobiletelephone.

　　First,itwillcostthemmoremoneythanbefore.Second,itwillmakethestudentsproud.Third,itwillsometimesbecomeanuisanceespeciallywhenitringsinclassorinthelibrary.Ithinkthestudents’mainpurposeinschoolistostudy,theyshouldpaymuchattentiontotheirstudy.

　　mobiletelephonehaseffectonthestudents.SinceIftheywanttousemobiletelephone,theycanuseitaftergraduation.