单项选择题
One （）of the pilot ladder has been damaged. Please repair it at once.
A.step B.shackle C.chain D.cable
单项选择题 I need some sail maker’s tools to （）the broken hatch tarpaulin.
单项选择题 Get me some （）to mend the canvas ventilators.
单项选择题 What tools or spares do you （）?
