A.to maintain B.maintaining C.maintenance D.maintain
单项选择题（）is in charge of the common tools of the deck department.
A. The chief officer B. The duty sailor C. The bosun D. Captain
单项选择题（）are not included in the common tools.
A. Screwdrivers B. Derricks C. Chipping hammers D. Saws
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
单项选择题Pull out the nails （）a claw hammer?
A.in B.by C.with D.on
单项选择题Can you show me how to （）the screw?
A.open B.tighten up C.close D.borrow
