It’s very niceyou my parents your best wishes.A. of; sendingB. of; to sendC. for; to send

问题补充：

It’s very niceyou my parents your best wishes.

A. of; sending

B. of; to send

C. for; to send

D. for; sending

答案：

A. of; sending

B. of; to send

C. for; to send

D. for; sending

解析：考查固定短语。句意 送给我父母祝福，你真好。It be adj of sb to do sth 做某事说明某人如何 。其中it 做形式主语，真正的主语是不定式，of 用来表达这个人的本质或特性。所以选B项。