单项选择题
Tidy up the （）(物料间).
A. store rooms B. cabins C. chain lockers D. guide rollers
单项选择题 The sailor is going to （）(润滑) the wires.
单项选择题 The maintenance work for sailors includes cleaning , repairing, and （）(涂漆) work on board a ship.
单项选择题 There are some （）(挫) in the box.
