单项选择题
The station lists are posted （）on board a ship.
A. in the engine room B. on the gangway C. in public places D. on the deck
单项选择题 Bring your immersion suit. Meet in front of the （）.
单项选择题 Never extinguish oil and electrical fires with （）.
单项选择题 Water is used to put out （）.
