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

In the Northern hemisphere northerly winds may cause temperature（）.

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

The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.

What is a CORRECT reply to a pilot’s request, How’s your heading?（）

It is dangerous for vessels without the operational radar（）the estuary.

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

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

The dew point temperature is（）.

Berthing means bringing a vessel to her berth until（）.