Odpowiedź:
1. That's ridiculous. It can't be a poltergeist. They don't exist!
2. Listen. I can hear Mum's voice. They must be back from the theater.
3. OK. It might be a ghost. But until we have proof, I have my doubts.
4. Don't go down to the cellar. You must come back!
5. Until we're certain of the facts, we have to accept that it might be a practical joke.