问题补充：
单选题
Each of the ________ in the ship．A.passenger has his own roomB.passengers have their own roomC.passenger have their own roomD.passengers has his own room
网友答案：
热心网友 1楼
D解析each作主语，谓语动词要用单数形式。这句话也可写成：Each of the passengers have their own rooms．
