of him 和for him的区别

可以概括为of sb和for sb的区别

两者之间的含义不同

It is+adj加of sb.译为“做…对某人来说怎么样”例句：It is kind of you to help me.你能帮我太好了。

It is加adj加for sb.译为“做…对某人怎么样”例句：It is beneficial for you to do sports.多运动对你有益。