单项选择题
A. I would like to see the chief officer. B. I would like to see the captain. C. I would like to see the second officer. D. I would like to see the chief engineer.
A. The saloon is over there. B. The galley is over there. C. The gallery is over there. D. The lavatory is over there.
A. The ensign should be hoisted when the sun rises. B. The ensign should be lowered when the sun rises. C. The ensign should be hoisted when the sun sets. D. The ensign should be lowered when the sun sets.