that's very kind (of )you.thanks a lot这里的of能换成to吗?为什么

that's very kind (of )you.thanks a lot这里的of能换成to吗?为什么 That's very kind of you 是什么意思? That's very kind of you.意思? That's very kind of you.的回答 it's very kind of you to give me a It's very kind of you.和That's very kind of you.的中文翻译,这两个意思是否 it's very kind of you to invite us to have a dinner的答语是? That's very kind of you. 和You are so kind.的区别? that is very kind of you ,l wish l didnot have to give you s It's very kind of you to help me 为什么用of That's very kind of you. 什么意思 it's very kind of you[ ] ( do)that for me.