单项选择题
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
The （）is loose. Lend me a screw driver, please.A.nutB.b...
单项选择题The （）is loose. Lend me a screw driver, please.
A.nut B.bridge C.engine room D.deck
When you want to saw metal, （）will be used.A. the hack ...
单项选择题When you want to saw metal, （）will be used.
A. the hack saw B. the hand saw C. the wood working saw D. wood saw
