time后的从句的时态

【问】

It is time you ____ (settle) your dispute with him.

答案：settled

主句是现在时，为什么答案是过去时？

【答】

It’s time that…句式的that从句要用虚拟语气，虚拟语气的时态是陈述语气的过去时，所以答案是过去时。

此句式也可以用should表达虚拟语气，即：It’s time that you should settle your dispute with him.