（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.

Which of the following shall not the officers in charge of the navigational watch do?（）

The company should establish and maintain procedures to control all documents and date which are relevant to（）.

A tide is called diurnal when（）.

According to the relevant regulation, lifeboat should be powered by（）.

Fog is likely to occur when there is little difference between the dew point and the（）.

Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.

The loading of the ship must be done in accordance with（）.

（）is where the crew eat their meals.

Where would you find information about the time of high tide at a specific location on a particular day of the year?（）