it is time for,和it is time of的区别

It is time for school It is time for go it is time for ~~`~~·~~~~~~~``~~~~~~ it is time for sleeping it clock it is time for造句 i think it is time for to leave now it is time for和 it is time to 有什么区别 it is time to do sth 和it is time for sth有区别么 it is time for和 it is time to 有什么区别 It is time to do something.和It is time for something.有什么区别 It is time for something.和It is time to do something.有什么区别? it is time for,和it is time of的区别 It is time to do sth和It is time for sth有区别吗? It is time.I gave it is time for和it is time to有神马区别?It is time（ ）supper now 为什么要用for而不用to 有it is time for sb.doing sth.和it is time for doing sth.这个句型吗?为什么? it is time for bed同意句 it is time for是不是 用过去式