answer: #Person1#'s exhausted after exercise class but #Person2# thinks it's easy. #Person2#'ll attend the next class and bets #Person2# won't feel a thing.
documents: #Person1#: I'm exhausted. My new exercise is so hard. 
  #Person2#: I think it is easy. I could work in your calss with no problem. 
  #Person1#: You thing so? 
  #Person2#: Oh, without doubt. When is the next calss? 
  #Person1#: Tomorrw morning. Try it. 
  #Person2#: No problem. 
  #Person1#: Are you going to this calss this morning? 
  #Person2#: Of course, easy. No sweat. 
  #Person1#: You're no able to move after this class. 
  #Person2#: Are you kidding me? It's going to be up a piece of cake. 
  #Person1#: You want to bet? 
  #Person2#: Yeah, what't the bet? 
  #Person1#: I bet I can go one hour in your class this morning and not feel a thing.