No need to fill in: some schools are not limited by grades and grades, and students can freely choose the transfer time.
Current grade: the grade of study. Most schools stipulate that students who change majors will generally transfer to the same grade, and those who really need to be downgraded after examination by the department can be downgraded (the study time in school is not more than six years).
Grade one: Some schools allow students to transfer to the previous grade without passing the major transfer examination.