在窗体上画一个命令按钮，其名称为Commandl，然后编写如下事件过程：
Private Sub Commandl_click()
Dim i As Integer,x As Integer
For i＝1 To 6
If i＝1 Then x＝i
If i<＝4 Then
x＝x+1
Else
x＝x+2
End If
Next i
MsgBox x
End Sub
程序运行后，单击命令按钮，其输出结果为______。

– Have you read the        of the country you are going to?

– Yes. Now I know it’s famous for natural beauty.

A．introduction

B．instruction

C．interview

D．conclusion