C69 A Poor Invigilator

It's finally the final exam. It's not easy. I've been in exile here for half a year.

Tomorrow, we will be going to Second Senior High to invigilate. Similarly, the teachers of Second Senior High will be here to invigilate. Unfortunately, my name is written on the blackboard. I am one of the teachers who will be invigilating tomorrow. About two-thirds of the teachers will be invigilating tomorrow