foo.il

.class interface private abstract auto ansi IBob
{
  .method public newslot abstract strict virtual 
          instance void  Foo() cil managed
  {
  } // end of method IBob::Foo

  .method public newslot abstract strict virtual 
          instance void  Bar() cil managed
  {
  } // end of method IBob::Bar

  .method public newslot abstract strict virtual 
          instance void  Flibble() cil managed
  {
  } // end of method IBob::Flibble

} // end of class IBob

.class public auto ansi Bob
       extends [mscorlib]System.Object
       implements IBob
{
  .method public specialname rtspecialname 
          instance void  .ctor() cil managed
  {
    // Code size       7 (0x7)
    .maxstack  8
    IL_0000:  ldarg.0
    IL_0001:  call       instance void [mscorlib]System.Object::.ctor()
    IL_0006:  ret
  } // end of method Bob::.ctor

  .method public newslot strict virtual final 
          instance void  Foo_1() cil managed
  {
    .override IBob::Foo
    // Code size       1 (0x1)
    .maxstack  8
    IL_0000:  ret
  } // end of method Bob::Foo_1

  .method private newslot strict virtual final 
          instance void  Bar() cil managed
  {
    .override IBob::Bar
    // Code size       1 (0x1)
    .maxstack  8
    IL_0000:  ret
  } // end of method Bob::Bar

  .method public newslot strict virtual final 
          instance void  Flibble() cil managed
  {
    .override IBob::Flibble
    // Code size       1 (0x1)
    .maxstack  8
    IL_0000:  ret
  } // end of method Bob::Flibble

} // end of class Bob

foo.vb

Interface IBob
	Sub Foo()
	Sub Bar()
	Sub Flibble()
End Interface

Public Class Bob
	Implements IBob

	Public Sub Foo_1 Implements IBob.Foo
	End Sub

	Private Sub Bar Implements IBob.Bar
	End Sub

	Public Sub Flibble Implements IBob.Flibble
	End Sub
End Class