It's so kind of you to do that for me.
it's very kind of you[ ] ( do)that for me.
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It's so kind _____ you to be kind ___ me.A of of B of to Cto
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改错that's kind of you to help me so much.
It's very kind ( )you to say so.A.to B.of C.for
It's r____ kind of you to give me so much help.
单项选择.It's very kind of you to ___ so much time showing me ar
It was kind and generous of you to do this for me,and I appr
( ) 14."It's very kind of you to help me with that heavy box
1.( ) is kind ( ) you to do so. A.It;of B.It;for C.This;of D