水手英語(yǔ)舷梯值班單項(xiàng)選擇題每日一練(2019.01.13)

來源：考試資料網(wǎng)

1 When you hoist national flag, you should hoist it（）.

2 hoist（）

3 The main tasks for sailors on duty are, first of all,（）the persons who come on board to do their business.

4 Which of the following is not the duty of the sailor on gangway watch? （）

5 When you keep a （）(舷梯班), what are your duties?