她的小说主角是一位患有多重人格障碍的女性。

The protagonist in her novel is a woman with ___multiple-personality disorder.

她的多重人格表现让朋友们很困惑——有时活泼外向，有时又沉默寡言。

Her ___multiple-personality behavior confused friends—sometimes outgoing and talkative, other times quiet and reserved.