be angry with sb for sth和be angry with sb about sth有区别么

题目

be angry with sb for sth和be angry with sb about sth有区别么
complain to sb of sth和complain to sb about sth有区别么

答案

"for" explains the reason for being angry while "about" tells the thing or idea about which someone is angry.They cannot be used alternatively.
I am angry about something.
I am angry with (or at) someone for doing something.
complain to sb of sth和complain to sb about sth应该是没有什么区别的.