单项选择题
A. Every morning the duty sailor must do the cleaning work on the bridge. B. Every evening the duty sailor must do the cleaning work on the bridge. C. Every morning the duty sailor must do the painting work on the bridge.
A. May I lend your screwdriver? B. May I borrow your spanner? C. May I borrow your saw? D. May I borrow your screwdriver?
A. Repair fore and aft decks and prepare for sea. B. Clean up lower deck and prepare for sea. C. Clean up fore and aft decks and prepare for sea. D. Paint fore and aft decks and prepare for sea.