下列不属于清偿能力指标的是()
A.借款偿还期
B.利息备付率
C.现金回报率
D.偿债备付率
参考答案：C
解析：现金回报率属于盈利能力指标
Up to now, the program ________ thousands of children who would otherwise have died.
A．would save
B．saves
C．had saved
D．has saved
斗轮机旋转分层取料根据煤堆高度又可分（）作业方式。
A、分段；
B、不分段；
C、分层；
D、不分层。
children who would otherwise have died.