(-5)×(-5)×(-5)可以表示为( )
A.(-5)3
B.3-5
C.-5×3
D.-53
(-5)×(-5)×(-5)是3个(-5)相乘,所以可以写成(-5)3.
故选A.
How long does it _______ your brother _______ there? [ ]
A. spend, getting to
B. take, to get
C. cost, for arriving to
D. take, arriving
下列各类建筑中,土建工程单方造价最高的是:(2012,11)
A.砖混结构车库
B.砖混结构锅炉房
C.框架结构停车棚
D.钢筋混凝土结构地下车库