A.having engaged in fishing
B.engaging in fishing
C.engaged in fish
D.engaged in fishing
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A.including
B.inclusive of
C.except that
D.other than
A.only at night
B.only during restricted visibility
C.at night and during restricted visibility
D.at all times
A.only in fog
B.only between the hours of sunset and sunrise
C.only when entering and leaving port
D.at all times
A.one sidelight of a vessel ahead of you
B.one sidelight and a masthead light of a vessel ahead of you
C.one sidelight，a masthead light，and a range light of a vessel ahead of you
D.both sidelights of a vessel dead ahead of you
A.humidity
B.varying densities of water
C.vessel traffic
D.the jet stream
最新試題
A vessel（）a crossing vessel，shall not normally enter a separation zone or cross a separation line.
A vessel being towed astern shall show at night（）.
The Rules state that vessels may depart from the Rules when（）.
In dense fog a vessel without operational radar may not be justified（）at all but should anchor if it is safe and practicable for her to do so.
Vessels，（）support vessels，should not enter the safety zone of a deepwater port unless clearance has been obtained from the Vessel Traffic Supervisor.
A vessel（）when underway shall so far as possible，keep out of the way of a vessel not under command.
A vessel being pushed ahead is required to carry which of the following lights?（）.
A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights（）.
In complying with the Rules，of what must the mariner take due regard?（）.
As look-out，you spot an object 45°off your port bow. You should report the object as（）.