Where are the speakers?

21.
W: Excuse me, how long can I keep the book please?
M: Er..., today is Wednesday. You have to return it by Friday afternoon.
   22.
W: You look so tired. Didn’ t you get enough sleep last night?
M: No, my friends came over and we had a party at my home.
   23.
M: How was the weather last Saturday?
W: It rained in the morning, but got sunny in the afternoon.
   24.
W: How can you talk to Jack that way?
M: What’ s wrong? I’ ve known him since he was a little boy.
   25.
W: How is your mother feeling these days?
M: Much better, thanks. The doctor said she could come home tomorrow.