[译] 我们教室的墙上挂有两幅地图。
[误] Two maps are hanged on the walls of our classroom.

[正] Two maps are hung on the walls of our classroom.
[注] 当 hang 表示“挂，悬挂”时，其过去式和过去分词均为 hung,而 hanged 是 hang(吊死)的过去式和过去分词。如：The traitor was hanged in public.那个叛徒被当众吊死了。