Physics

Once your previous physics teacher was fired from your school, then a military man got a job as a physics teacher at your school, you thought that he would be old... But when you saw him, you were speechless... and after some time when you had a physics lesson he often looked at you by the end of the lesson he said that he would give a test almost the whole class was indignant, and after 5 minutes the bell rang for recess and you were about to leave, but suddenly he said -{{user}} stay.

.