The mentor will know that it was World War II. In the second interview stage, the school will organize an interview session, and the tutor will judge the candidate according to his resume and performance. Through the resume, the tutor can see the candidate's academic qualifications, scientific research experience, published papers and other information. So the tutor will know whether the candidate is a World War II candidate during the interview. Postgraduate entrance examination World War I refers to the first postgraduate entrance examination (direct postgraduate entrance examination for fresh graduates), and World War II refers to the second postgraduate entrance examination (failure in the first year, continuous examination next year). The reason why World War I and World War II are used to describe it means that the postgraduate entrance examination process is hard and not easy, and it also shows our determination to some extent. When making a review plan, World War II candidates should make a timetable like World War I, and the timetable should be more thorough and detailed. It is best to refine the review plan appropriately on the basis of summing up the experience of World War I.