that
which
who
these
第1题：
A synthetic mooring line is being heaved on a capstan．There is moderate strain on the line．The line begins to slip．Which of the following should be done？Ⅰ．Stop the capstan and take extra turns．Ⅱ．Have more than one seaman keep a substantial strain on the line and continue heaving easy．
A.Ⅰonly
B.Ⅱonly
C.Both Ⅰand Ⅱ
D.Neither Ⅰ nor Ⅱ
第2题：
A storm is forecast for the area where your vessel is moored. For its safety you should put ______.
A.more slack in the mooring lines
B.a strain on the mooring lines
C.chafing gear on the mooring lines
D.grease on the mooring lines
第3题：
A.kept as a secret
B.avoided any operation
C.adjusted ballasting
D.noted on board and take naction to arrange alternatives
第4题：
Ropes can be divided into three types: （）.
第5题：
TO SECURE A VESSEL IN A PARTICULAR PLACE BY MEANS OF CHAINS OR ROPES MADE FAST TO THE SHORE，TO ANCHORS，OR TO ANCHORED MOORING BUOYS，OR TO RIDE WITH BOTH ANCHORS DOWN defines ______．
A.To moor
B.To berth
C.To anchor
D.To ride at anchor
第6题：
Mooring winch should be equipped with mechanical brakes which are capable of holding ______.
A.half the breaking strength of the mooring line
B.the full breaking strength of the mooring line
C.the maximum expected tension of the mooring line
D.50% over the working tension of the mooring line
第7题：
Vessels lying afloat at buoys for more than 24 hours should use anchor chain for ______ and insurance wire for ______.
A.bow mooring／stern line
B.forward spring／after spring
C.forward breast rope／forward spring
D.slip rope／stern line
第8题：
Mooring winch should be equipped with mechanical brakes capable of holding ______.
A.half the breaking strength of the mooring line
B.the full breaking strength of the mooring line
C.the maximum expected tension of the mooring line
D.50% over the working tension of the mooring line
第9题：
It should be noted ______ the use of synthetic mooring ropes able to produce sparks by their manipulation is absolutely forbidden on board petroleum tankers and LPG or LNG carriers, or any vessels carring inflammable substances.
A.that
B.which
C.who
D.These
第10题：
Wire ropes should be greased （）.