it's time to和it's time for的有什么不同?

it's time to do 和it's time for 有什么区别? it's time to和it's time for It’s time for sth和It’s time to do 有什么区别吗?还有就是It’s time for s It's time for/to后面加的词有什么不同? it's time did 与it's time for sb to do有什么区别 It's time for...和It's time to 的用法和区别? It's time for和It's time to的区别以及例句和练习题 It's time for和It's time to的区别? It‘s time to和It's time for的区别, It's time to和It's time for的区别 it's time to 和It's time for的区别谢谢 It’s time to do sth.和.It’s time for…… 的区别