请问这个vb语句错在哪里

看了半天也没看出来错在哪里呀,你没放在过程中吧.
在窗体上添加个按钮,把代码复制到按钮事件中不就能运行了吗,如下面：
Private Sub Command1_Click()
Dim a As Long, b As Long, x As Integer
x = 2000
a = x + x
b = 2 * x
Print a, b
End Su