수학사랑 0 2992 2020.02.14 17:00 http://edu.donga.com/?p=article&ps=view&at_no=20200214172926938495 + 338 http://edu.donga.com/?p=article&ps=view&at_no=20200214172926938495 + 313 [2021 대입, 이것만] 학생부교과, 지원할까? 말까? 결정은 ‘데이터’가 0 0
