單項選擇題In 1978,21989 vessels,including warships（）through the Suez Canal.

A.passed
B.passes
C.pass
D.past


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1.單項選擇題In a married falls rig at the after end of a hatch , a boom is rigged in a fore and aft line through its heel . Stresses on the outboard guy will be least if the guy is made fast at a point（）.

A.abreast the heel
B.at right angles to the boom when viewed from above
C.aft of the heel
D.forward of the spiderband

2.單項選擇題In a twin screw ship going half-ahead , both screws turning outboard and the rudder amidships,no current or wind,the vessel will（）.

A.move bodily to port
B.move bodily to starboard
C.move in a zig-zag motion
D.steer a fairly straight course

3.單項選擇題In case of accidents（）the risk of sinking,all effective measures shall be taken to steer clear of the fairway to avoid（）the traffic.

A.involving/impeding
B.involved/to impede
C.involving/to impede
D.involved/impeding

4.單項選擇題In each inflatable rescue boat , what piece of equipment is provided to make quick , emergency,temporary repairs to a large hole in a raft?（）.

A.No equipment is provided
B.Glue and rubber patches
C.Several various-sized sealing clamps
D.Self-adhesive rubberized canvas patches

5.單項選擇題In handing break bulk hazardous materials , it is forbidden to use（）.

A.cargo nets
B.metal bale hooks
C.pallets
D.slings