This teacher seems to be more obsessed with the club she is in charge of instead of her classes. She often is off doing stuff for the club rather than teaching your class. Sometimes, she even employs you to help with club activities-even if you are not in her club!

How to deal:  this teacher will still expect you to learn everything and stay on task even if she is not. Keep on working hard through her class! If you do not understand something from her constant absences, ask the teacher for some extra help