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
그는 발표를 할 때 항상 촛점을 맞추려고 노력한다.geuneun balpyo-reul hal ttae hangsang chotjeomeul majchuryeogo noryeohanda.He always tries to focus when giving a presentation.