航海英語搜索用語單項(xiàng)選擇題每日一練(2019.01.06)

來源：考試資料網(wǎng)

1 The International Regulations for Preventing Collisions at Sea（）while carrying out search and rescue operation.

2 All the traces are（）old ones.

3 The process of waiting a period of time before pretensioning an anchor is known as（）.

4 The key to rescuing a man overboard is（）.

5 Which oil is not suitable for use as storm oil?（）