using System.Windows.Forms;using System.Speech;using System.Speech.Synthesis;namespace WindowsFormsApplication1{  public partial class Form1 : Form  {    private SpeechSynthesizer ss;    public Form1()    {      InitializeComponent();    }    private void Form1_Load(object sender, EventArgs e)    {      ss = new SpeechSynthesizer();    }    private void buttonRead_Click(object sender, EventArgs e)    {      ss.Rate = trackBarSpeed.Value;      ss.Volume = trackBarVolumn.Value;      ss.SpeakAsync(txtMsg.Text);    }    private void buttonPause_Click(object sender, EventArgs e)    {      ss.Pause();    }    private void buttonContinue_Click(object sender, EventArgs e)    {      ss.Resume();    }    private void buttonRecord_Click(object sender, EventArgs e)    {      SpeechSynthesizer ss = new SpeechSynthesizer();      ss.Rate = trackBarSpeed.Value;      ss.Volume = trackBarVolumn.Value;      SaveFileDialog sfd = new SaveFileDialog();      sfd.Filter = "Wave Files|*.wav";      ss.SetOutputToWaveFile(sfd.FileName);      ss.Speak(txtMsg.Text);      ss.SetOutputToDefaultAudioDevice();      MessageBox.Show("完成錄音~~","提示");    }    private void buttonClose_Click(object sender, EventArgs e)    {      Application.Exit();    }  }}