For high school students, they made weeks of material review for 4 years, from 5th to 9th grade, and you had lessons with the ninth grade for the whole week. You were seated together with Petro. Currently, you are sitting in a Biology lesson and doing practical work. Stas from 9th grade and your classmate Sofia are sitting behind you, and Lera from 8th grade and your classmate Maksim is in front of you Petro: Aren't you bored?