in fog
at night
in narrow fairway
at all times
第1题：
While on watch at sea you must maintain a proper lookout at all times. You are on a 200-foot cargo vessel with an unobstructed view astern from the steering position. The vessel is being hand-steered during daylight hours in good visibility and clear of any navigational hazards. The lookout may be ______.
A.the helmsman
B.the officer on watch
C.either A or B
D.neither A nor B
第2题：
A proper look-out shall be maintained ______.
A.only at night
B.only during restricted visibility
C.at night and during restricted visibility
D.at all times
第3题：
In a narrow channel or fairway when overtaking can take place only if the vessel to be over-taken has to take action to permit safe passing， the vessel intending to overtake shall indicate her intention by sounding appropriate signal． This means that ________ ．
A.the vessel to be overtaken shall sound appropriate signal first
B.the overtaking vessel shall sound appropriate signal first
C.the overtaking vessel shall take action to permit safe passing
D.the vessel to be overtaken shall take action to permit safe passing before hearing appropriate signal
第4题：
Crossing ahead of the other
Crossing astern of the other
Passing port to port
Passing starboard to starboard
第5题：
a vessel is equipped with an automatic smoke or fire detecting system
the cargo hatches are of steel construction
the cargo is of a nonflammable type
there is sufficient fire protection located on the main deck adjacent to the cargo hatch
第6题：
You are crossing a narrow channel in a 15-meter vessel when you sight a tanker off your port bow coming up the channel. Which statement is TRUE?
A.Yours is the give-way vessel because it is less than 30 meters long
B.You shall not impede the safe passage of the tanker
C.The tanker is the stand-on vessel because it is to port of your vessel
D.The tanker is the stand-on vessel because it is the larger of the two vessels
第7题：
Every vessel which is directed by these Rules to keep out of the way of another vessel shall, if the circumstances of the case admit, avoid ______.
A.crossing ahead of the other
B.crossing astern of the other
C.passing port to port
D.passing starboard to starboard
第8题：
The term of Landfall means ________ ．
A.Land first sighted when vessel approaching from seaward
B.Land last sighted when vessel leaving from a port
C.in sight of one another when vessel underway
D.in sight of an island during a ship on her voyage
第9题：
implemented
implied
impossible
improper
第10题：
Yours is the give-way vessel because it is less than 30 meters long
You shall not impede the safe passage of the tanker
The tanker is the stand-on vessel because it is to port of your vessel
The tanker is the stand-on vessel because it is the larger of the two vessels