The materials of postgraduate courses include reference books, real questions, simulation questions, notes, handouts, ppt, outlines given by the school and so on. However, teaching materials for specialized courses are generally not easy to find. You can try to get to know more about the seniors and sisters you know through the school official website, a printing shop near the school (of course, this is also difficult, so I didn't find it. Pan Pan, the teacher of Tiandao Postgraduate Entrance Examination, reported one-on-one professional courses, qq group or post bar, but you should learn to compare, read and ask more questions to avoid being cheated. As for the remedial classes for postgraduate entrance examination, there are many kinds, so you can compare them and choose. Especially for specialized courses, I have asked many experts, and all of them are one-on-one substitutes for graduate students. At this time, you should consider the price, class hours, commitment and so on. Of course, if the price is too high, it is not recommended. It's really unnecessary. Postgraduate entrance examination is not easy, but it is important to stick to it.