Eric: What are you doing?
Amy: I’m reading a book about the human body.
Eric: Have you found out anything interesting?
Amy: I know that people get shorter as they get older, even though it is only an inch or so.
Eric: Really? Can people feel that change?
Amy: It can cause some pain"and"loss of height, as people’s bones end up pressing closely together.
Eric: How can people avoid this happening?
Amy: By eating different kinds of food"and"getting lots of exercise"and"fresh air,"and"don’t drink or smoke so that you can stay in good shape.
Eric: I heard that people are taller in the morning than at night. Is that right?
Amy: Yes, that’s correct.