已知集合A={0,1,2),,则( )
A.{1,2} | B.{0,1,2} |
C.{0,1,2,3} | D. |
更新时间:2019-12-23 15:31:28
|
A.{1,2} | B.{0,1,2} |
C.{0,1,2,3} | D. |