--- to you your great success!
---Thank you very much.
A. Celebrate, for
B. Congratulate, on
C. Congratulation, on
D. Congratulations, on
网友回答
A. Celebrate, for
B. Congratulate, on
C. Congratulation, on
(答案→)D. Congratulations, on
解析：Congratulation 祝贺，常用复数形式，关于什么祝贺用介词on，句意：关于你的巨大成功向你表示祝贺。所以选D。