单项选择题

A vessel using a traffic separation scheme shall so far as practicable（）a traffic separation line or separation zone.

A.keep well clear
B.keep very far
C.keep clear of
D.keep clear from

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单项选择题

A vessel when joining or leaving from the side of a traffic separation scheme shall do so at as（）to the general direction of traffic flow as practicable.

A.small an angle
B.large an angle
C.either small or large an angle
D.neither small nor large an angle

单项选择题

If obliged to cross traffic lanes，a vessel shall do so on a heading as nearly as practicable （）to the general direction of traffic flow.

A.at small angle
B.at large angle
C.at right angle
D.in same direction as

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