using System;

using System.Linq;

using System.Collections.Generic;       

​

public class Program

{

    public static void Main()

    {

        Dictionary<string,string> dict = new Dictionary<string,string>();

        dict.Add("firstkey","firstvalue");

        dict.Add("secondkey","secondvalue");

        List<string> list = dict.Select((item) => item.Value).ToList();

        foreach(string item in list)

            Console.WriteLine(item);

    }

}