By regulation，you MUST keep a record of the use of your radiotelephone for at least（）.<br>A:one month<br>B:four months<br>C:six months<br>D:one year

By regulation，you MUST keep a record of the use of your radiotelephone for at least（）.
A:one month
B:four months
C:six months
D:one year

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:【10252937】个 (题库试题定时更新)