as a pupil,my time here is very important is为什么不用was

问题描述:

as a pupil,my time here is very important is为什么不用was

其实 应该 用 was
用is不对
因为 .as a pupil 不是 介词短语 作为一个学生 的意思 (否则有逻辑错误 因为句子主语不是人)
而是时间状语 = when I was a pupil
当我是个学生的时候
所以 句子应该是 my time here was very important.