3.
Q: What are they complaining about?
A) The size of the room.
B) Long working hours.
C) The hot weather.
D) The fan in the room.

4.
Q: What does the conversation tell us?
A) The man has changed his destination.
B) The man is returning his ticket.
C) The man is flying to New York tomorrow morning.
D) The man can't manage to go to New York as planned.

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