without引导的虚拟语气!
问题描述:
without引导的虚拟语气!
与现在事实相反 与过去事实相反 与将来事实相反?其谓语动词是什么
答
1.与现在事实相反:Without air,man couldn't exist on the earth.没有空气的话,人类将不能在地球上生存.谓语动词:would/could/might (not) do sth.2.与过去事实相反:Without your help,I would have failed the e...