5、unlessC.ifD.when7.Youarenot_______totakethenewspapersandmagazinesoutofthereadingroom.A.hopedB.imaginedC.allowedD.expected8.MrLiuis________knownasanexperienceddoctorhere,soheisbusytreatinghispatientseveryday. A. highlyB.wiselyC.widelyD.mostly9.DuringtheSpri