How do we know if a phrase is an absolute phrase or a participial phrase ? PLZ HELP

"this year she had the extra joy of showing it to her small brother, and of terrifying him as well as herself. when they had done this many times they came back to the house to tell everybody that they had done it. he boasted. she mocked. they squabbled." how does julia feel about her little brother? does she love him? hate him? find him an annoyance? be sure you read what is implied by their reactions to each other.

Is "ing" an unstressed or stressed syllable?

Why should college athletes not get paid for play claim: state the point of a of why they shouldn't then direct quotation to support why they shouldn't then explain a point b then direct quotation to support point b that you just answered above