A.On
B.In
C.At
D.During
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最新試題
In the Northern hemisphere northerly winds may cause temperature（）.
Full details of all lights and fog signals are shown on（）.
Before any loading takes place any signs of the previous cargo should do（）.
（）is where the crew eat their meals.
（）is on the panel of radar.
ECDIS must be able to perform all of the following EXCEPT（）.
Manoeuvring information can not be obtained from（）.
The loading of the ship must be done in accordance with（）.
The helm command PORT TWENTY means（）.
It is dangerous for vessels without the operational radar（）the estuary.