采购订单号码由系统自动产生，且不能修改。
参考答案：错
命题“奇函数的图象关于原点对称”的逆否命题是______．
It is my favorite book which is about _________．
A．how did Alice find her lost parents
B．what did Alice find her lost parents
C．how Alice found her lost parents
D．what Alice found her lost parents
