"I like this fine. I never camped out before; but I had a pet 'possum once, and I was nine last birthday.

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 This shows that the boy that has been kidnapped kind of likes the outdoors although he has never been out there but has been opened up to a little of the real world. this also shows that the boy doesn't want to go back home he likes it out there he is having fun but maybe to much fun for a kid who likes being kidnapped.