A.suffocate the fire
B.absorb the oxygen supporting the fire
C.act as a cooling agent
D.wash the fire away
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A.guy failures
B.topping lift failures
C.bending of the boom from compression
D.gooseneck failure
A.local agent
B.watchman
C.docker
D.foreman
A.at night
B.by day
C.when in fog
D.in bad weather
A.will take
B.took
C.is taking
D.would take
A.get
B.board
C.go
D.come
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（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
When the wave period and the apparent rolling period are the same（）.
The helm command PORT TWENTY means（）.
The dew point temperature is（）.
In the Northern hemisphere northerly winds may cause temperature（）.
Which of the following is not a form of precipitation?（）
Fog is likely to occur when there is little difference between the dew point and the（）.
（）is on the panel of radar.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）