航海英語號燈與號型單項(xiàng)選擇題每日一練(2019.01.11)

來源：考試資料網(wǎng)

1 A vessel being towed astern，where the length of the tow exceeds 200 meters，will exhibit （）.

2 An occulting light is one in which（）.

3 Environmental loading consists of the forces caused by wind，waves，and（）.

4 A power-driven vessel，when towing astern，shall show（）.

5 At sea，you are approaching a small vessel and see that it has the signal flag P hoisted. What should you do?（）.