A.from B.to C.with D.at
单项选择题When we stow nylon rope, we can ().
A. stow it in strong sunlight B. cover it with tarpaulins C. keep it on a reel D. keep it by itself
单项选择题Ropes should be kept ().
A. in wet places B. close to the heat C. away from chemicals D. in dry places
单项选择题It is more economical to use (), because of their greater strength and longer useful lives.正确答案A
A. nylon ropes B. manila ropes C. sisal ropes D. wooden ropes
单项选择题Natural fiber rope is made ()the fibers of different plants.
A.up B.from C.of D.with
单项选择题Wire rope needs ()care than hemp and manila.
A.good B.well C.better D.best