单项选择题
What will happen if the PSC officers find out your ship’s deficiencies? （）
A. We must correct them. B. Our ship will be detained. C. Either A or B D. Neither A nor B
单项选择题 （）carries not only general cargo but also bulk cargo.
单项选择题 （）hasn’t ’tween decks.
单项选择题 The bulk carrier, general cargo ship, reefer ship and lumber carrier are all （）.
