He wanted to stay with his parents for --------a.sometime b.sometimes c.some time d.some times

问题描述:

He wanted to stay with his parents for --------a.sometime b.sometimes c.some time d.some times

应选C,sometime意思是某时,sometimes意思是有时,some time意思是一段时间,some times意思是几次
再结合句意就可以选出c了
此句句意为:他想和他的父母待一段时间