（）（滚装船）have doors at the bow or stern.
第1题：
After each container has been stuffed，responsible personnel will ensure that the doors have been securely closed and are watertight and a ______ has been placed on the container．
A.real
B.deal
C.seal
D.meal
第2题：
第3题：
读出仅含有航段的计数与控制信心，应使用( )指令。
A.RO:F
B.RO:L
C.RO:S
D.RO:C
第4题：
（）sail on regular routes and on a fixed timetable.
第5题：
第6题：
第7题：
第8题：
Onboard a Ro-Ro vessel many decks are used for the carriage of both rolling and container cargoes，as such it is most useful if a deck socket accepts both ______．
A.Twist-Locks and lashing hooks
B.Container locks and bridge fittings
C.Bridge fittings and lashing hooks
D.Twist-locks and container locks
第9题：
读出仅含有航段的计数与控制信心，应使用（）指令。
第10题：
The （）part of a vessel on the port side is called port stern.