英语选修6牛津译林版 unit 4同步
学案（4）（grammar） unit4：（04）grammar and usage（
北京101中学） 课堂链接一、虚拟语气在名词性从句中的应用 1. 主语从句中的虚拟语气 a. it is important/ necessary/ strange……that sb. (should) do sth. it is important that theory should be closely combined with practice. it is strange that she should have left with the light still on.
