Itwasabusymorning，about8:30,whenanelderlygentlemaninhis...
问题详情：Itwasabusymorning，about8:30,whenanelderlygentlemaninhis80scametothehospital.Iheardhimsayingtothenursethathewasinahurryforallappointment(约会)at9:30Thenursehadhimtakea___21___inthewaitingarea,__...