black

舷梯值班

登录

单项选择题

You should (松)()the mooring lines at the same time when the wind is big.

A.fasten
B.slack
C.fast
D.slacken

相关考题

单项选择题 When we meet a(军舰)(), we should lower national flag.

单项选择题 PSC officers will come on board for(检查)()next Monday.

单项选择题 They will take measures against (海盗)()and pilferage.

All Rights Reserved 版权所有©建筑考试题库(jzkao.com)

备案号:湘ICP备2020024380号-3