answer: Susan feels worried because she's gained weight. #Person1# advises her to go on a diet and take exercise.
documents: #Person1#: You look a bit worried, Susan, what's wrong?
  #Person2#: I just seem to be putting on some weight these days.
  #Person1#: Oh dear! That's quite a problem. Can I offer you some advice?
  #Person2#: Of course, what do you think I should do?
  #Person1#: I suggest you go on a diet or at least stop eating too much of the things your mother prepared for you, and...
  #Person2#: And take exercise, right? A lot of people have told me the same thing, but somehow I just can't get up early in the morning.
  #Person1#: Well. Mother and I will help you. By the way, have you ever thought of arranging your weekend timetable, so you can go to the keep-fit club on the weekend?
  #Person2#: Yes, that sounds a good idea. Thanks a lot.