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單項(xiàng)選擇題

（）attention to the safety of the gangway.

A.Paid
B.Put
C.Pay
D.Putting

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單項(xiàng)選擇題

Duty Sailors must greet visitors （）on gangway.

A.polite
B.politely
C.impolite
D.impolitely

單項(xiàng)選擇題

They should （）care of anchors to ensure that they are in normal condition.

A.took
B.take
C.taking
D.taken

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