maybe this:
Dim r As Long
With ActiveSheet
    .Rows(lr - 2).Resize(3).Copy .Rows(lr + 1)
    r = lr + 3
    .Range("A" & r & ", F" & r & ", M" & r & ", Q" & r & ", R" & r & ", S" & r & ", T" & r).ClearContents
End With