has she said about me?

has she said about me?她说到过我吗?
did she say about me?她当时说到过我吗?
从句意上就看出区别了：前一句说的是提出这个疑问以前的一长段时间里是否发生过“说到过我”,而后一句用一般过去时问的是过去的某一个时间点是否发生了“说到过我”.