| основная школа | middle school ("В течение пяти лет, с 5-го по 9-й класс, школьники учатся в основной школе' vs 'school usually including grades five to eight or six to eight": The concepts learned in middle school will provide an essential foundation for geometry, trigonometry, and pre-calculus in high school – Thinkster Learning, Inc. Tamerlane) |
