It's very kind _____ you to help me get the ticket _____ F1.A.for;for B.for;of C.of;of D.of;for

It's very kind of... It's very kind of you _____(say) so.并说明理由, It's very kind of you. It’s very kind of you 急 it's very kind of it's是什么 It's very kind of you...和 It's very kind for you...的区别 填上适当的介词：It's very kind _____ you to help me with the bag . 你把自行车借给我实在太好了 It's very kind _____ ____ to lend me the bike. It's very kind of you 可不可以等于 you are very kind It's very kind _____ you to help me get the ticket _____ F1.A.for;for B.for;of C.of;of D.of;for it's very kind of sb to do sth it's very kind of you to help me.翻译 翻译：It's very kind of sb. to do sth. It's very kind ( )you to help me. it's very kind of you to give me a It's very kind of you (show)me the way. it's very kind --you .为什么用of it's very kind of you?英语的答语是什么