单项选择题
The anchor is（） ,four shackles in water.
A.hold B.held C.holding D.to hold
单项选择题 On receiving the order “Lower away”, lower the anchor（） it is clear of the hawse pipe.
单项选择题 ----How much cable is on deck ? ----4（）on deck..
单项选择题 After seeing that the gears are free to engage ,put the windlass（） .
