Manoeuvring information can not be obtained from（）.

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

The mean draft of a ship is the draft（）.

What is it called when it is possible to ignite the vapour above the oil?（）

Bales close to the deckhead should be covered to prevent（）.

When steering by autopilot,how often should the steering be checked?（）

How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）

The dew point temperature is（）.

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

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（）.