The train ________ arrive at 11∶30, but was an hour late.

A．was about to

B．was likely to

C．was supposed to

D．was certain to

下列不属于城市货运交通枢纽的是( )。

A．城市仓库

B．铁路货站

C．单位专用停车库

D．水路货运码头