answer: #Person1# asks #Person2# for a class off but #Person2# only lets students miss one class. #Person1# will do extra reading to make up.
documents: #Person1#: Professor, I will not be here for our next class meeting.
  #Person2#: Is this absolutely necessary?
  #Person1#: I tried to work something out, but I really do have to miss one class.
  #Person2#: Will you be able to make up the work you missed?
  #Person1#: I'm going to be doing a lot of extra reading.
  #Person2#: Remember that I will only let you miss one class meeting per semester.
  #Person1#: Yes, I remember.
  #Person2#: Could you e-mail me this week as a reminder?
  #Person1#: Sure, no problem.
  #Person2#: Make good use of that day off ; you'll only have one this semester!