static void Main(string[] args) { Resume a = new Resume("大鸟"); a.SetPersonalInfo(1, 30); a.SetWorkExperience("2000-2006", "XX公司"); Resume b = (Resume)a.Clone(); b.SetWorkExperience("2003-2005", "YY公司"); Resume c = (Resume)a.Clone(); c.SetPersonalInfo(2, 25); c.SetWorkExperience("2013-2016", "ZZ公司"); a.Display(); b.Display(); c.Display(); ResumeDepth a1 = new ResumeDepth("大鸟"); a1.SetPersonalInfo(1, 30); a1.SetWorkExperience("2000-2006", "XX公司"); ResumeDepth b1 = (ResumeDepth)a1.Clone(); b1.SetWorkExperience("2003-2005", "YY公司"); ResumeDepth c1 = (ResumeDepth)a1.Clone(); c1.SetPersonalInfo(2, 25); c1.SetWorkExperience("2013-2016", "ZZ公司"); a1.Display(); b1.Display(); c1.Display(); Console.Read(); }