answer: #Person2# is worried that #Person2# will fail the exam. #Person1# cheers up #Person2#.
documents: #Person1#: How did you do in the last quiz?
  #Person2#: I doubt if I can pass it.
  #Person1#: Don't be so worried, You know Professor Robert is not too strict.
  #Person2#: But I often skip his classes, and he doesn't like me.
  #Person1#: I hope you'll do better in the final.
  #Person2#: I must, if I want to pass the course.