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單項選擇題

When and where（）your registy certificate issued?

A.is
B.are
C.was
D.were

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單項選擇題

When vessel enters thick fog, she should sound（）every two minutes in accordance with the rules.

A.one short blast
B.one prolonged blast
C.two short blasts

單項選擇題

When there is not a chief officer on board,（）should keep and write up the ship’s logbook.

A.the assistant officer
B.the captain
C.the officer on duty
D.the third officer

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