单项选择题

An orange and white buoy with a rectangle on it displays（）.

A.directions
B.distances
C.locations
D.All of the above

<上一题 目录 下一题>
热门 试题

单项选择题
An orange and white buoy marking an area where operating restrictions are in effect will be marked with which symbol? （）

A.Open-faced diamond
B.Diamond with a cross
C.Circle
D.Rectangle
单项选择题
An orange and white buoy marking a danger area will have what symbol on it?（）

A.Open-faced diamond
B.Diamond with a cross
C.Circle
D.Square
相关试题