A.of
B.on
C.for
D.at
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A.danger
B.dangered
C.dangeroused
D.dangerous
A.in
B.on
C.at
D.for
A.light than
B.lighter
C.light
D.lighter than
A.have
B.have been
C.has been
D.has
A.is going
B.be going
C.going
D.are going
最新試題
When the wave period and the apparent rolling period are the same（）.
In the Northern hemisphere northerly winds may cause temperature（）.
How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）
Which of the following is not a form of precipitation?（）
A tide is called diurnal when（）.
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
（）is on the panel of radar.
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（）.
（）is where the crew eat their meals.
Full details of all lights and fog signals are shown on（）.