企源知识库

Until yesterday, Miller's family_____ from him for six months.
A、hasn't heard
B、hasn't been hearing
C、hadn't heard
D、didn't bear
【正确答案】：C
【题目解析】：C 过去完成时态。到昨天为止，Miller的家人已经有六个月没有他的消息了。until为信号词，后为完成时态。