请教“Jim with his mother( )on their farm. A work B works是选A还是B为什么?

题目

请教“Jim with his mother( )on their farm. A work B works是选A还是B为什么?
“Jim with his mother( )on their farm. A work B works是选A还是B为什么?

答案

Jim with his mother(B )on their farm.
解析：主谓一致,主语是Jim,只是后面加了用with引导的短语,
但句子的动词跟主语保持一致,所以用第三人称单数.