阅读下面短文，在空白处填入 1个适当的单词或括号内单词的正确形式。

    In recent years many TV shows have become extremely popular among Chinese audience. Those programs, ranging from talent or dating shows to reality shows ____(receive) both commercial success and public attention.

    Their popularity is ____(main) based on simple facts. First, they care ____social concerns. Second, without exception, they explore a perfect balance between the international forms and Chinese expressions.

    Despite apparent highlights, much room ____ (leave) for improvement. Above all, commercial interests often outweigh ____（education） purposes, causing many complaints about the ____(bearable) advertisements. In addition, some sharp remarks, ____they are eye-catching, may have misleading effects on the youth.

    In my opinion, such shows should shoulder more responsibility instead of merely ____(entertain) the public. ____ is expected, these programs should be positive in their forms as well as functions. Meanwhile, the ____ (medium) should also safeguard the values of our society.

亚里士多德在《雅典政制》中记述：“他（梭伦）创立了一个新的宪法，制定了一些新的法律。……法律写在牌子上，牌子立在巴西勒斯廊柱里，所有的人都要发誓遵守法律，……这些法律要实行百年不变。”从材料中不能体现的法制特征是（       ）