Simonetwo weeks后面用什么
的有关信息介绍如下：
Two weeks is a long time.当作整体看用单数
Two weeks have passed.强调数量用复数
one or two 后边加时间名词用复数形式，因为大于一。
比如one or two weeks,one or two years.但是如果拿整个短语来作主语的话，看作一个整体，谓语要用单数。如:
one or two months is a long time.
one or two weeks is not long
