UserCenter/Code/UC/UC.Api/People.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace UC.Api
{
    public interface People
    {
        string Language();
    }

    public class Chinese : People
    {
        public string Language()
        {
            return "汉语";
        }
    }

    public class American : People
    {
        public string Language()
        {
            return "english";
        }
    }
}