A. No one really knows how the theater began. B. Myths are no longer represented dramatically. C. Storytelling is an important part of dance. D. Dramatic activities require the use of costumes. 参考答案:A 答案解析:推理题。原文支持以下哪种观点 A项没有人了解戏剧的真正起源。B项神话不再以戏剧的形式表现出来。C项叙述故事是舞的一个重要组成部分。D项戏剧活动需要使用服装。