It is + adj + of sb.+ to do与It is +adj +for sb.+to do的区别.说详细一点,

It is + adj + of sb.+ to do与It is +adj +for sb.+to do的区别.说详细一点,
It is + adj + of sb.+ to do与It is +adj +for sb.+to do的区别.说详细一点,

It is + adj + of sb.+ to do与It is +adj +for sb.+to do的区别.说详细一点,
前面的of的表示的是和某人的品质、品德挂钩的形容词
例如：
It is kind of you to help the old people
It is honest of you to spesk to your parents
而for就是一般的表示对于某人做某事怎么样了,除了品质的词用of,其他就都用for了

形容词修饰人的用of ,不是的用for