这个问题有人问过了.
some time:一段时间
eg : He always stays with his grandparents for some time after school.
sometimes:有时
eg: He sometimes works in the day.
some times:若干次
He say the sentence for some times but didn't get it right.
sometime:某时(用于将来)
I wish I could fly to the moon sometime
还有这个不属于宗教问题.