NO.PZ2018062018000003
问题如下：
Information about inflows from delivering or producing goods or services of company’s central operation is on:
选项：
A.the income statement
B.the balance sheet
C.the cash flow statement
解释：
A is correct. Revenues are inflows from delivering or producing goods or services of company’s central operation. It is the key elements of the income statement.
也可以解释C啊作为opreating的一种也没有问题啊
