During the day，a dredge will indicate the side on which it is safe to pass by displaying（）.<br>A:two balls in a vertical line<br>B:two diamonds in a vertical line<br>C:a single black ball<br>D:no shape is shown during the day

During the day，a dredge will indicate the side on which it is safe to pass by displaying（）.
A:two balls in a vertical line
B:two diamonds in a vertical line
C:a single black ball
D:no shape is shown during the day

出自：海船船员证

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10252701】个 (题库试题定时更新)