Voice fusion: refers to the phenomenon that the two people's voices that are frequently communicating gradually converge under the condition of complete unconsciousness. Which of the following are speech fusions? ['Mr. Lou has lived abroad for many years, rarely use Chinese, let alone speak his hometown dialect. At a dinner party, he met a fellow countryman, and the phrase "bad mess" evoked the long-forgotten local accent. The two spoke in a hometown dialect. Chat all night.', 'Lao Zhang and his wife have been married for more than ten years. The eating habits of the family have been indistinguishable from the north and the south. Even Mr. Zhang\'s northeast cavity has almost lost its original taste. His wife\'s Cantonese sounds strange, daughter. Always make fun of them as real "singing husband and wife".', 'Ms. Zhu s spoken Chinese class is loved by international students. Not only is the pronunciation standard and the tone soft, but she also talks about some interesting short paragraphs in the classroom from time to time. In less than half a year, most students can learn her tone for daily routine Conversation.', "After Xiao Huang came to work in a small seaside town in the south, she insisted on watching local dialect TV programs every day, imitating the announcer's pronunciation. After half a year, her tone, tone, and words sounded like a native native."]