轴对称是指( )个图形的位置关系;轴对称图形是指( )个具有特殊形状的图形.
2,1
一个正方形的棱长的和是60CM,它的体积是______CM3.
Check carrots,potatoes, onions and any other vegetables_____ and immediately use or throw away any which show signs of rotting.
A.in demand
B.in store
C.on loan
D.on sale