Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.

单项选择题What is a CORRECT reply to a pilot’s request, How’s your heading?（）

A.Steady
B.Eased to 10 rudder
C.checked
D.Passing 50

单项选择题Shipboard Emergency Drills must be carried out at least（）on board cargo ship.

A.Once every third year
B.Once a month
C.Once a year
D.Once a week

单项选择题Full details of all lights and fog signals are shown on（）.

A.large scale chart
B.small scale chart
C.ocean chart
D.routing chart

单项选择题What is it called when it is possible to ignite the vapour above the oil?（）

A.Flash point
B.Boiling point
C.Ignition point
D.Pour point

单项选择题Manoeuvring information can not be obtained from（）.

A.construction plans
B.sea trials
C.calculation estimates
D.SMS procedure file