It is high time that such a practtice_ an end to were put 为什么用were?

It is high time that such a practtice_ an end to were put 为什么用were?
It is high time that such a practtice_ an end to were put 为什么用were?

It is high time that such a practtice_ an end to were put 为什么用were?
虚拟语气.

虚拟语气。

固定句型It Is high time that ...从句中要用过去式，是虚拟语气的一种