High schooler who makes the homeroom teacher cut right away.

(1)the mathematical domain
(2)I have a habit of studying on my own every day.
(3)Choi Soo-hyuk from Pohang Iron & Steel High School got a perfect score on the CSAT.
(4)Course Evaluation Institute
(5)Importance of late-night study hall 1
(6)519 p.
(7)The reason why I studied well was because…
(8)Head vs. effort.
(9)Honestly, everyone’s hair…
(10)My homeroom teacher got caught at the counter lol.