Which pronouns in this excerpt from isaac asimov’s “the fun they had” show that it is written in the third-person point of view?
"gee," said tommy, "what a waste. when you're through with the book, youjust throw it away, i guess. our television screen must have had a million books on it and it's good for plenty more. i wouldn't throw it away."
"same with mine," said margie. she was eleven and hadn't seen as many telebooks as tommy had. he was thirteen. she said, "where did you find it? "
"in my house." he pointed without looking, because he was busy reading. "in the attic." "what's it about? " "school."
margie was scornful. "school? what's there to write about school? i hate school."