问题补充：
It’s very nice you my parents your best wishes when you come to see them.
A. of; giving
B. for; giving
C. for; to give
D. of; to give
答案：
A. of; giving
B. for; giving
C. for; to give
(答案→)D. of; to give
解析：句意：你来看望我的父母时，给了他们最好的祝福，你真是的太好了。it+is+adj+of+sb 如果形容词是指人性的，其后用of,如果形容词是物性的，其后用for.本题中nice是友好的，指人，故选D
