Is it reliable to find Xiaohongshu's schoolmate to coach the postgraduate entrance examination?

It is more reliable to find Xiaohongshu's senior sister to tutor the postgraduate entrance examination. Make sure that the seniors in Xiaohongshu are real and effective, not fake, don't be deceived, make sure that the literal seniors are real and effective, and ensure that the seniors' abilities and experiences are real and effective, so as to ensure that it is reliable to find the seniors in Xiaohongshu to coach the postgraduate entrance examination.