赊销收入净额=销售收入—现销收入—销售退回—销售折让—销售折扣。
参考答案:对
—Somebody is waiting outside.He wants to see you.
—________ no one knows I’m here.[ ]
A. For
B. And
C. But
D. So
分体立柜式空调器压缩机不停机可能是()。