C# Resim Problemi

if(metroSetComboBox1.Text== "MEDD-İ TABİİ")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\1.jpg");
            }
            if (metroSetComboBox1.Text == "MEDD-İ MUTTASIL")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\2.jpg");
            }
            if (metroSetComboBox1.Text == "MEDD-İ MUNFASIL")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\3.jpg");
            }
            if (metroSetComboBox1.Text == "MEDD-i ÂRIZ")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\4.jpg");
            }
            if (metroSetComboBox1.Text == "MEDD-İ LÂZIM")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\5.jpg");
            }
            if (metroSetComboBox1.Text == "MEDD-İ LÎN")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\6.jpg");
            }
            if (metroSetComboBox1.Text == "İZHAR")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\7.jpg");
            }
            if (metroSetComboBox1.Text == "İHFA")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\8.jpg");
            }
            if (metroSetComboBox1.Text == "İKLÂB")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\9.jpg");
            }
            if (metroSetComboBox1.Text == "İDĞAM-I Bİ LÂ ĞUNNE")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\10.jpg");
            }
            if (metroSetComboBox1.Text == "İDĞAM-I MEAL ĞUNNE")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\11.jpg");
            }
            if (metroSetComboBox1.Text == "KALKALE")
            {
                pictureBox1.Image = Image.FromFile("E:\\PurposeTeam\\Setup1\\12.jpg");
            }

pictureBox1.Image = Properties.Resources.ResimAdi;

pictureBox1.Image = Properties.Resources.resim1.jpg;

WindowsFormsApplication1.Properties.Resources.myimage

System.Windows.Forms.Application.StartupPath

pictureBox1.Image = Image.FromFile(Application.StartupPath + @"\1.jpg");

pictureBox1.Image = Image.FromFile(Application.StartupPath + @"\images\1.jpg");