单选题 The act that a mayor announced that the sports games began in an opening ceremony explains that language has ______ function.
  • A. informative
  • B. performative
  • C. interpersonal
  • D. recreational
【正确答案】 B
【答案解析】[解析] 市长宣布运动会开幕,这一行为体现了语言的施为功能。