itistimefor和itistimeto的区别：it is time for强调的是：是时候做某事了，重在事情，后面要跟名词或者动名词。it is time to强调的是：是时候做...了，重在动作，后面跟动词或动词短语。

it is time for的例句：It is time for the software industry to catch up（现在到了软件工业追上它的时候了）；it is time to的例句：I believe it is time to ban tobacco advertising altogether（我认为该完全禁止烟草广告了）。