A prison riot at a police station in Venezuela has left 68 people dead. The high death toll in the city of Valencia is being attributed to a fire which started after inmates ignited mattresses as they tried to break out.
单词：
riot 英 ['raɪət] 美 ['raɪət] n. 暴乱；放纵；蔓延 vi. 骚乱；放荡 vt. 浪费，挥霍 n. (Riot)人名；(法)里奥；(西)里奥特
Venezuela 美 [,vɛnɪ'zwelə] n. 委内瑞拉
toll 英 [təʊl] 美 [tol] n. 通行费；代价；钟声；伤亡人数 vt. 征收；敲钟 vi. 鸣钟；征税
Valencia 美 [və'lɛnʃɪə] n. 巴伦西亚（西班牙城市）
inmate 英 ['ɪnmeɪt] 美 ['ɪnmet] n. (尤指)同院病人；同狱犯人；同被(收容所)收容者