Sub GroupArea()
Dim selectionRange As Range
Dim newRange As Range
For i = 1 To 5 Step 2
Set newRange = Range("B" & i & ":M" & (i + 1))
If selectionRange Is Nothing Then
Set selectionRange = newRange
Else
Set selectionRange = Application.Union(selectionRange, newRange)
End If
Next i
selectionRange.Select
End Sub