单项选择题
A.discharged B.being discharged C.discharging D.discharges
We haven’t got enough （）to do the work.A.headsB.handsC....
单项选择题We haven’t got enough （）to do the work.
A.heads B.hands C.fingers D.eyes
Stow the derricks （）before sailing.A. fore and aftB. up...
单项选择题Stow the derricks （）before sailing.
A. fore and aft B. up and down C. port and starboard D. left and right
We secure and tighten the lashing bars for the containe...
单项选择题We secure and tighten the lashing bars for the containers with （）.
A. turnbuckles B. lashing bars C. twist locks D. lashing wires
