I don't know what will become of her if she is out of work.这句话对么?I don't know what she will become of if she is out of work.这样改可以么?这是宾语从句吧

I don't know what will become of her if she is out of work.这句话对么?I don't know what she will become of if she is out of work.这样改可以么?这是宾语从句吧
I don't know what will become of her if she is out of work.这句话对么?I don't know what she will become of if she is out of work.这样改可以么?这是宾语从句吧

I don't know what will become of her if she is out of work.这句话对么?I don't know what she will become of if she is out of work.这样改可以么?这是宾语从句吧
sth become of sb 不是成为什么的意思 而是发生了什么 尤指某人遭遇
此句译为如果她失业了她该怎么办啊（在她身上会发生什么事啊）
相当于happen to 因此不能写成sb become of 因为这不构成一个结构
第一句话是宾语从句 而后面一句话是不对的