It's time for...和It's time to 的用法和区别?

问题描述:

It's time for...和It's time to 的用法和区别?

It's time for 后面接doing sth 而It's time to do sth.

It's time for之后一定要加名词,例如:
It's time for YOU to do it.
但It's time to 之后就不需要指明哪一个人,例如:
It's time to do.