第28题: [单项选择]Thousands of ______ at the stadium came to their feet to pay tribute to an outstanding performance. A. audience B. participants C. spectators D. observers 参考答案:C 答案解析:[考点] 考查名词词义辨析。 audience指“演出的观看者或倾听者”,participant意为“参加者,参与人”,spectator意为“比赛等的观众,旁观者”,observer意为“