It is high time that our child learned to do some housework 这到题是虚拟语气的题想问下这道题的标志
问题描述：
It is high time that our child learned to do some housework 这到题是虚拟语气的题想问下这道题的标志
答
It is high time that -------它的虚拟形式标志有两种：1.从句用过去时.2.从句用 should do.例如：It is high time that you went to school.It is high time that you should go to school....