航海英語海上避碰規(guī)則單項(xiàng)選擇題每日一練(2019.07.31)

來源：考試資料網(wǎng)

1 Your vessel is not underway when（）.

2 A vessel constrained by her draught shall，when risk of collision with another vessel in a crossing or head-on situation exists，（）.

3 A yellow signal，floating in the air from a parachute，about 300 feet above the water，indicates that a submarine（）.

4 When one of two vessels（）is required to keep out of the way the other must keep her course and speed.

5 You are aboard the give-way vessel in a crossing situation．What should you NOT do in obeying the Rules（）.