请问It is very kind of you .It is very kind to you .这两句话哪个是对的?

请问It is very kind of you .It is very kind to you .这两句话哪个是对的? it is very kind of you . It is very kind of you! It is very kind of you 翻译 It is very kind of you to come to us. It is very kind for you to do me a favor.请问这是对的吗?请翻译 It is very kind of you to help me. it is very kind of you to help me ,it是形式主语吗? It is very kind of you because you respect others It is very kind of you to help me的help前为什么要加to It is very kind you to carry my books to it is very kind of you to help me so much的回答是什么