Listen to a conversation between a student and a food service manager.
听一段学生和食品服务经理之间的对话。
Listen to a conversation between a student and a facilities manager at the university.
听一段学生和大学设施管理员之间的对话。
Listen to a conversation between a student and a facilities manager at the university.
听一段学生和大学设施管理员之间的对话。
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