It was my fault to talk back at your criticism。
或者
I should not have talked back at your criticism。
should not have done :本不应该做,但是实际做了,表明一种后悔的语气。
You said a few words I talk back to me and you is my fault.
You say my few words I talk back to you and that is my fault.
不知道那个好点 希望能帮到你
It is my fault to answer you back when you scold me.