相关考题
-
单项选择题
From what direction（）you approaching?
A.are
B.is
C.am
D.be -
单项选择题
We（）this port for replenishment of fuel oil.
A.is calling at
B.are calling at
C.is calling on
D.are calling on -
单项选择题
Stand by（）VHF CH16.
A.of
B.on
C.in
D.at
