分数5a,当a=6时,它是最大的真分数,
当a=5时,它是最小的假分数.
故答案为:6,5.
I know you want to borrow money but I don't have ________ at hand myself.
A.any
B.either
C.anything
D.nothing
钢筋安装高处作业时,不要把()随意放在脚手板上,以免滑下伤人。
A.工具
B.钢管
C.铁撬
D.钢箍
E.短钢筋