航海英語(yǔ)求生用語(yǔ)單項(xiàng)選擇題每日一練(2019.01.24)

來(lái)源：考試資料網(wǎng)

1 The first treatment given to a person overcome by benzene vapor should be to（）.

2 The object of plugging holes below the waterline on a ship should be to（）.

3 Seawater may be used for drinking（）.

4 A flooded lifeboat on board a vessel would adversely affect the vessel’s stability by（）.

5 Changing rescuers while carrying out artificial respiration should be done（）.