Tom with his friends has a good time in the park.这句话中的has为什么不是have

问题描述:

Tom with his friends has a good time in the park.这句话中的has为什么不是have

因为主语是tom,单数。

with, as well as, together with , but 连接两个主语,谓语动词根据前面的定

with his friends 是伴随状语,不对主语产生单复数影响.
如果是 Tom and his friends 那就用 have 而不用 has 了.