单项选择题
The general benefit of the GMDSS is to().
A.enable SAR operations to start with minimum delay
B.give facilities to marine communication
C.reduce sharply the chances of ship’s sinking
D.both A and C
点击查看答案&解析
相关考题
-
单项选择题
By using previous communication system, rescue is often a matter of chance. What does “a matter of chance” mean?()
A.occasionally
B.accidentally
C.often
D.usually -
单项选择题
We()a sharp lookout while sailing in the iced waters.
A.keep
B.kept
C.are keeping
D.have kept -
单项选择题
When a mis-entry()in the logbook, a red line would be drawn through that part.
A.has made
B.make
C.has been made
D.is making
