What do you say on your father's birthday?求回答急!

问题补充：

What do you say on your fathers birthday?求回答急!

答案：

Happy birthday!生日快乐!

======以下答案可供参考======

供参考答案1:

在你父亲生日的那天，你改说些什么??

供参考答案2:

I am say happy birthday on my fathers birthday