英语中,表示:“早该做某事了”时,定语从句中的谓语动词须用虚拟语气,其虚拟语气的结构为:It is (high / about) time that + 主语+ 动词的过去式/ should + 动词原形。如:
It is time that I went to pick up my daughter at school. 我该去学校接我的女儿了。
It is high time you should go to work. 你早该上班了。
From:https://www.zgghmh.com/CET-6/20007548.asp