单项选择题A 20-meter power-driven vessel pushing ahead or towing alongside will display().

A.a single white light forward
B.two masthead lights in a vertical line
C.two towing lights in a vertical line
D.two all-round red lights where they can best be seen


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1.单项选择题A traffic separation zone is that part of a traffic separation scheme which().

A.is between the scheme and the nearest land
B.contains all the traffic moving in one direction
C.is designated as an anchorage area
D.separates traffic proceeding in one direction from traffic proceeding in the opposite direction

2.单项选择题A vessel using a traffic separation scheme shall().

A.only anchor in the separation zone
B.cross a traffic lane at as small an angle as possible
C.avoid anchoring in areas near the termination of the scheme
D.utilize the separation zone for navigating through the scheme if she is impeding other traffic due to her slower speed

3.单项选择题In a traffic separation scheme,when joining a traffic lane from the side,a vessel shall do so().

A.only in case of an emergency or to engage in fishing within the zone
B.as nearly as practical at right angles to the general direction of traffic flow
C.at as small an angle as possible
D.only to anchor within the zone

4.单项选择题Systems of inbound and outbound lanes to promote the safe flow of vessel traffic in certain areas around the world are known as().

A.merchant vessel reporting systems
B.traffic separation schemes
C.collision avoidance fairways
D.restricted maneuverability channels

6.单项选择题There are two classes of vessels which,to the extent necessary to carry out their work,do not have to comply with the rule regarding traffic separation schemes. One of these is a vessel().

A.engaged in fishing in a traffic lane
B.servicing a submarine cable
C.towing another
D.engaged on pilotage duty

7.单项选择题Traffic separation schemes established by the International Maritime Organization().

A.provide routing and scheduling procedures to reduce shipping delays
B.provide traffic patterns in congested areas,so that vessels can operate without having a separate lookout
C.provide inbound and outbound lanes to promote the safe flow of vessel traffic
D.prohibit vessels carrying hazardous cargoes from entering waters that are environmentally sensitive

8.单项选择题Is it clear()traffic lane?

A.my entering
B.for my entering
C.for me to enter
D.I am entering

9.单项选择题The traffic lane()suspended.

A.has
B.have
C.has been
D.have been

10.单项选择题You are not complying()traffic regulations.

A.to
B.who
C.on
D.with