單項(xiàng)選擇題

When a ship is in port, （）must keep a gangway watch.

A.officers
B.crew members
C.sailors
D.bosun

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單項(xiàng)選擇題

A （）should be placed on the gangway.

A.life-buoy
B.life-raft
C.life-boat
D.life craft

單項(xiàng)選擇題

Please fill in this visitor’s （）.

A. registry book
B. exercise book
C. seaman’s book
D. record book

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