A.the last portB.the home portC.the port of registryD.t……

单项选择题You must（）pilot ladder on port side.

A.rig
B.make
C.bring
D.put on

单项选择题Four years（）my ship called at this port.

A.before
B.after
C.ago
D.since

单项选择题The man（）you saw yesterday is my Chief Officer.

A.who
B.whom
C.what
D.whose

单项选择题The pilot wants to know（）my ship’s maximum speed is.

A.how much
B.how many
C.about
D.what

单项选择题He has been a Captain（）1992.

A.after
B.since
C.before
D.for