She can't believe this, he is getting ungry with her when she is having consideraton of him.
It was unbelievable to her that he was mad at her while she was considering him.
为他着想:
look out for him
consider him
on his account
think about him
♥发脾气
lose one's temper with somebody
be angry with
get mad at
get mad with
be out of temper with somebody
She can't believe that he is mad at her while she is considering for him.