劳动耗费指标中的综合劳动耗费指标包括经营费用和()等。
A.工资总额;
B.设备费;
C.工艺装备费;
D.投资费用。
参考答案:D
My father isn't ____________ his shop. He is ____________ home. [ ]
A. on, in
B. in, on
C. in, at
储蓄存款是企业和个人唯一的投资品种和渠道。[ ]