参考答案：在教育界，对家庭作业持反对态度的人认为，家庭作业减少了孩子们玩耍和呼吸新鲜空气的时间，这样会损害孩子们身体、情感和精神健康。

解析：[听力原文]
In the education circles, homework opponents argue that homework damages the physical, emotional, and mental health of children, by reducing the amount of time they have to play and get fresh air.