liberal

她的父母比我的父母开明得多。

Her parents were far more ___liberal than mine.

他年轻时是那个自由主义政党的活跃成员。

He was an active member of the ___liberal party in his youth.

我们生活在一个重视多元意见的开明社会中。

We live in a ___liberal society that values diverse opinions.