單項(xiàng)選擇題

Pay more attention to the rising and falling of （）.

A.tide
B.water
C.sea
D.wave

你可能感興趣的試題

單項(xiàng)選擇題

Please tell the duty AB to lower the （）.

A.winch
B.radar
C.gangway
D.pilot ladder

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