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單項(xiàng)選擇題

When a feature remains in its existing charted position but has a change of characteristic,（）command is used on a chart.

A.MOVE
B.DELETE
C.AMEND
D.SUBSTITUTE

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單項(xiàng)選擇題

Any action to avoid collision shall,if the circumstances of the case admit,（）,made in ample time and with due regard to the observance of good seamanship.

A.be initiative
B.be positive
C.be negative
D.be positively

單項(xiàng)選擇題

Which one of the followings is not required on survival crafts?（）

A.Anti-seasickness medicine
B.Immersion suits
C.Axes
D.Lifebuoys

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