单项选择题
A. Lifeboat is located on the boat deck. B. Lifeboat is located on the main deck. C. Life craft is located on the boat deck. D. Lifeboat is located on the lower deck.
A. Cleaning, painting and repairing work are known as sailor’s work. B. Cleaning, painting and repairing work are known as maintenance work. C. Painting, repairing and cleaning work are known as maintenance work. D. Cleaning, painting and repairing work are known as daily work.
A. Cleaning is a frequent job at sea. B. Painting is a frequent job on board a ship. C. Cleaning is a frequent job on board a ship. D. Repairing is a frequent job on board a ship.