File list (Check if you may need any files):
ComboBoxSample
..............\ComboBoxSample.sln
..............\ComboBoxSample.suo
..............\Ex02_07
..............\.......\ComboBoxSample.csproj
..............\.......\Desktop_.ini
..............\.......\Form1.cs
..............\.......\Form1.Designer.cs
..............\.......\Form1.resx
..............\.......\Program.cs
..............\.......\Properties
..............\.......\..........\AssemblyInfo.cs
..............\.......\..........\Desktop_.ini
..............\.......\..........\Resources.Designer.cs
..............\.......\..........\Resources.resx
..............\.......\..........\Settings.Designer.cs
..............\.......\..........\Settings.settings