It is high time that they started out.他们该动身了.请问这是定语从句强调句还是主语从句

分类: 作业答案 • 2021-12-28 18:46:03

问题描述：

It is high time that they started out.他们该动身了.请问这是定语从句强调句还是主语从句
如何快速区分这样的句子

答

It is high time that 这是一个虚拟语气的句型,后面的谓语动词有两种：1.动词的过去式
2.should+动词原形,但是should不能省略；

It is high time that they started out.他们该动身了.请问这是定语从句 强调句还是主语从句