Since you mentioned "6A-2," you are likely referring to the practice workbook pages that focus on making comparisons (más... que / menos... que / tan... como) and using the superlative (el/la mejor).
perdió (Pablo: "Tu equipo perdió muchos partidos este año." / Your team lost many games this year.) Study Resources mi equipo es mejor 6a2 answer key
Did you find a variation in your specific textbook? Let us know in the comments below so we can update the key for everyone! Since you mentioned "6A-2," you are likely referring
Pedro: "Me pongo muy emocionado cada vez que mi equipo gana el campeonato." (I get very excited every time my team wins the championship). Answer: menos