已知□+0=◎，那么下列各式正确的是请选择ＣＢＡ9j:J(T(]3h,Q,t:n-a4c(x/z-b0S7I2N(o6b(}
A．◎+ 0=□(x/z-b0S7I2N(o6b(}
B．◎- 0=□(x/z-b0S7I2N(o6b(}
C．0- ◎=□(x/z-b0S7I2N(o6b(}