She has already known the result.(改为否定句)

问题描述:

She has already known the result.(改为否定句)
She ___ known the result ___.
可以是hasn't ,before吗?

She has already known the result.(改为否定句)
She ___ known the result ___.
hasn't ,before
应该:She (hasn't )known the result(yet).现在完成时态