【题目】The only one in our office that is familiar with the new system is Jimmy, in _____ absence, we had no choice but to wait．
A．whom B．whose
C．who D．that
在线课程【答案】B
【解析】
试题分析：考查定语从句。引导词在定语从句中做定语。in one's absence在某人不在的时候。句意：我们办公室里对新系统熟悉的只有Jimmy，他不在，我们只有等待他来，别无选择。故选B。