单项选择题
A.used B.use C.using D.to use
The sailors at the stern are making preparations for（）...
单项选择题The sailors at the stern are making preparations for（）.
A.make fast B.unmooring C.single up D.moor
Bosun, we’ve finished painting the （）already.A.deck rai...
单项选择题Bosun, we’ve finished painting the （）already.
A.deck rails B.bitumen C.broom D.spanner
No power for the winch. Please have the derrick （）.A.re...
单项选择题No power for the winch. Please have the derrick （）.
A.repaired B.loaded C.discharged D.charged
