kind of you都有哪些意思和用法,比如it is very kind of you to say so.这里怎么

It's very kind of you to say so It's very kind of you to say so.什么意思 It is very kind of you!和badluck什么意思 -__ hard work you have done!-It's very kind of you to say so ____hard work you have done It's very kind of you to say so. It's very kind ( )you to say so.A.to B.of C.for it's kind of you to say so It is very kind of you to come to us. it is very kind of you . It is very kind of you! It is very kind of you 翻译 It’s very kind of you to help me.意思?