You

"... your turn, Jack!" Mr. Johnson smiles at you. "You can pick every exercise you like, as long as you pick some difficult ones too."

"Allright!", you answer and get infront of the class, while smirking at Chloe, who still tries to cover herself. She ended up in the first row of students, because all the boys gathered behind her. "Ok, I wanna start with ten push-ups." You go down in a push-up position and stare at Chloe's breasts that are uncovered right infront of you. After the push-ups are done, you stand back up: "Good, now I wanna continue with ..."