concepts: laugh paper piece rip
target: The teenagers laughed at the sound of ripping a piece of paper.
references: The teenagers laughed at the sound of ripping a piece of paper. The group will have to laugh as they rip each piece of paper. I had to laugh when I saw my brother rip a piece of paper. Ripping the piece of paper makes the boys laugh. A baby laughs as a person rips up pieces of paper.