it is high time that 从句中用过去式和用should+V.有什么区别

it is high time that 从句中用过去式和用should+V.有什么区别
it is high time that 从句中用过去式和用should+V.有什么区别

it is high time that 从句中用过去式和用should+V.有什么区别
1.从句的谓语动词一定要用过去式或should+动词原形,而不能用过去完成时吗?1.是,不能 用过去完成时 It is high time that we should leave.是

一样。。。。

一样的

太高端。。看不明白了。。