1、week是名词，意思是星期，周（尤指从星期一到星期日或从星期日到星期六的一段时间）。
2、We go to the cinema about once a week.我们大约一周去看一次电影。Will you be going to next week's class?你下周去上课吗？Our holiday starts a week on Saturday.我们的假期将从下周六开始。
3、常用的短语是：last week上周；this week这周；next week下周；every week每周；week after week一周又一周地。He comes to see me week after week.他一周又一周地来看我。
