Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
부재지수제도는 학생들이 수업에 참석하지 않을 때 적용됩니다.Bujjaejisujeido-neun haksaengdeuri sueob-e chamseoghaji anheul ttae jeog-yongdoemnida.The absentee system is applied when students do not attend classes.