第15题: [单项选择]One way to overcome regional variation and facilitate the communication between speakers of different dialects is to enforce ______. A. phonetic reform B. language planning C. language reform D. social planning 参考答案:B 答案解析:要消除方言带来的交流不便,需要做语言策划,而不是语言或语音改革或社会计划行动。所以本题的答案是B。