航海英語(yǔ)安全通信單項(xiàng)選擇題每日一練(2019.01.21)

來(lái)源：考試資料網(wǎng)

1 Which of the following steps should normally be taken first by those who have boarded a liferaft in an emergency situation?（）

2 Which equipment is the primary source of generating a locating signal?（）

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

4 Which statement concerning Montauk Point Light is TRUE?（）

5 Which statement about transmitting distress messages by radiotelephone is INCORRECT?（）