单项选择题
A.single derrick B.derrick C.heavy derrick D.deck
Swing the （）to starboard side, please.A.winchB.derrickC...
单项选择题Swing the （）to starboard side, please.
A.winch B.derrick C.crane D.deck
（）away the guy.A.PayB.HaulC.AdjustD.Take
单项选择题（）away the guy.
A.Pay B.Haul C.Adjust D.Take
There is no power （）the winch.A.withB.atC.forD.on
单项选择题There is no power （）the winch.
A.with B.at C.for D.on
