英语四级语法词汇解析：It is high time that

It is high time that这个短语是什么意思
意思是：该是干……的时间了；恰是干……的时候了
注意要用虚拟语气，是虚拟语气一个经典的句型。
两种用法.
It is (high) time that后面的从句谓语动词
要么用过去式或者用should+动词原形,但should不可省略.
如：
It is high time that the children went to school.
It is high time that the children should go to school.