╰黒の眼圏╮
不要笑我

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace WindowsFormsApplication1

{

public partial class Form1 : Form

{

public int k=0;

public Form1()

{

InitializeComponent();

}

private void button1_Click(object sender, EventArgs e)

{

k++;

if (k == 1)

{

Bitmap 图片 = new Bitmap(@"D:\连接A.jpg");

tu.Image = 图片;

}

else if (k == 2)

{

Bitmap 图片1 = new Bitmap(@"D:\连接B.jpg");

tu.Image = 图片1;

}

else if (k == 3)

{

Bitmap 图片2 = new Bitmap(@"D:\连接C.jpg");

tu.Image = 图片2;

k = 0;

}

}

}

}

新手,不要笑我!9~