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
대학에서는 학점제를 통해 학생들의 성적을 평가합니다.daehakeseoneun hakjeomjeul tonghae haksaengdeul-ui seongjeogeul pyeongga-hamnida.Universities evaluate students' grades through the credit system.