你可能感興趣的試題

In restricted visibility a towed vessel must sound a fog signal when it is（）.

A.the last vessel in the tow
B.the last vessel in the tow and it is carrying a crew
C.manned，regardless of its position in the tow
D.None of the above are correct

單項(xiàng)選擇題

In reduced visibility，you hear two prolonged blasts of a whistle. This signal is sounded by a （）.

A.power-driven vessel dead in the water
B.sailing vessel on the port tack
C.vessel not under command
D.vessel fishing with nets