A few years later 用什么时态?

A few years later 用什么时态? thirty years later 用什么时态 eight years later与什么时态连用 in the last few years 用什么时态 over the past few years 用什么时态 in the past few years 用什么时态? in the past few years和in the last few years有什么区别,分别用什么时态? in a few 什么时态? Five years later,boy ___(grow into) man 用什么时态? three years later的意思?用于什么时态? 遇到句子中有in the past few years,前面应该用什么时态 later on用什么时态?与later有何区别?