Public Class Form1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Label1.Text = "00:00:00"
If Button1.Text = "开始" Then
Button1.Text = "暂停"
Timer1.Enabled = True
ElseIf Button1.Text = "暂停" Then
Button1.Text = "继续"
Timer1.Enabled = False
Else
Button1.Text = "暂停"
Timer1.Enabled = True
&nb