单项选择题
There are some （）(螺帽) in the toolbox.
A.nuts B.bolts C.saws D.spanners
单项选择题 You should wear （）(手套) to do this work.
单项选择题 There is a （）(桅灯) on the mast.
单项选择题 There are a lot of （）（工具）in the box.
