I_____ to leave at once, or I'll be late for the meeting. [ ]

A. tell

B. be told

C. am told

D. was told

预约工单取消功能，可取消暂未生效的预约工单。NGBOSS中受理要求为：本机呼入10086人工台需进行服务密码验证才可受理，非本机呼入（）。