核算船舶载货能力的目的是（）。
A．确定航次货物是否亏载
B．确定航次货物是否亏舱
C．确定航次货物能否装下
D．以上均是
参考答案：D
把5克盐放入50克水中，盐占盐水的（ ） [ ]
A．10%
B ．9.1%
C ．11%
D ．20%
Please remind me ____ he said he was coming. I may have time to meet him at the airport. [ ]
A. where
B. when
C. how
D. what
