用四个同样大的小正方体,可以摆出一个大正方体。0c8r+[4j5T(n2d1q/O.P5F:f:S
对 请选择×√.},O/G0c8r+[4j5T(n2d1q/O.P5F:f:S
错 请选择×√:c3r1I7x3\0c8r+[4j5T(n2d1q/O.P5F:f:S