问题描述: 有How many hours do you sleep for every night吗 1个回答 分类:英语 2014-11-28 问题解答: 我来补答 How many hours do you sleep every night?不能用for.for后面如果接时间,只能跟表一段的时间连用,通常用于现在完成时,不能用于现在时.e.g.I have stayed here for there months. 展开全文阅读