单项选择题
A. Screwdrivers B. Derricks C. Chipping hammers D. Saws
（）is the officer responsible for the overall maintenanc...
单项选择题（）is the officer responsible for the overall maintenance of deck department.
A. Bosun B. Chief officer C. Third officer D. Second officer
Pull out the nails （）a claw hammer?A.inB.byC.withD.on
单项选择题Pull out the nails （）a claw hammer?
A.in B.by C.with D.on
Can you show me how to （）the screw?A.openB.tighten upC....
单项选择题Can you show me how to （）the screw?
A.open B.tighten up C.close D.borrow
