each of us has a dictionary改错

each of us has a dictionary改错
each of us has a dictionary改错

each of us has a dictionary改错
根据上下文吧,单单这样子看是没有错的,但是如果这篇文章上下联系,可能这句话时强调没人有一本的“一”这个数量,所以a改成one,以前看过类似的,不知道这道题是不是

没错啊。 each of us 我们中的每一个人。就是用单数的。

没错

each of us has a dictionary正确