学生信息管理系统里的返形调用问题..........急啊

Question

我想在Interface中调用StuInformationList<Student>里的3个成员方法,但是加上了using StuInformationList<Student>;后还是有错,是什么原因啊,该怎么改呢????急啊 .........
using System;
using System.Collections.Generic;
using System.Text;
using Student;namespace Student
{
    class StuInformationList<Student>
    {
        #region 字段定义
        
        private int maxsize;
        private Student[] data;
        private int last;        #endregion        #region 索引器        public Student this[int index]
        {
            get
            {
                return data[index];
            }
            set
            {
                data[index] = value;
            }
        }        #endregion         #region 属性定义        public int Maxsize
        {
            get
            {
                return maxsize;
            }
            set
            {
                maxsize = value;
            }
        }        public int Last
        {
            get
            {
                return last;
            }
            set
            {
                last = value;
            }
        }        public Student[] Date
        {
            set
            {
                Student[] date = new Student[maxsize];
            }
        }
        #endregion         #region 构造函数
        public StuInformationList(int size)
        {
            maxsize = size;
            data = new Student[size];
            last = -1;
        }
        #endregion         #region 成员方法        public void SealStuInformation()
        {
            for (int i = 0; i < last; i++)
            {
                Console.WriteLine(data[i]);
            }
        }
        public void Add(Student stu)
        {
            Student s = stu;
            data[++last] = stu;
        }
        public void Insert(int i)
        {
            for (int j = i; i < last; i++)
                data[i - 1] = data[i];
        }
        #endregion 
    }
}

Answer 1

using System;
using System.Collections.Generic;
using System.Text;namespace Student
{
    public class Student
    {
        #region 字段定义
        //学号
        private string stuNumber;
        //姓名
        private string stuName;
        //性别
        private string stuSex;
        //年龄
        private int stuAge;
        //班级
        private int classNumber;        #endregion         #region 属性的定义        public string StuNumber
        {
            get 
            {
                return stuNumber;
            }
            set
            {
                StuNumber = value;
            }
        }        public string StuName
        {
            get
            {
                return stuName;
            }
            set
            {
                stuName = value;
            }
        }        public string StuSex
        {
            get
            {
                return stuSex;
            }
            set
            {
                stuSex = value;
            }
        }        public int StuAge
        {
            get
            {
                return stuAge;
            }
            set
            {
                stuAge = value;
            }
        }        public int ClassNumber
        {
            get
            {
                return classNumber;
            }
            set
            {
                classNumber = value;
            }
        }        #endregion         #region 构造函数        public Student()
        { 
            stuNumber=null;
            stuName=null;
            stuSex=null;
            stuAge=0;
            classNumber=0;
        }        public Student(string number ,string name,string sex,int age,int CNumber)
        {
            stuNumber = number;
            stuName = name;
            stuSex = sex;
            stuAge = age;
            classNumber = CNumber;
        }        #endregion    }
}

Answer 2

using System;
using System.Collections.Generic;
using System.Text;
using Student.界面类;namespace Student
{
    class Program
    {
        static void Main(string[] args)
        {
            Interface n = new Interface();
            n.Parameter = 2;
            n.PrimaryInterface();
           
        }
    }
}