下列程序段的功能为:单击窗体后,在D盘Temp目录下address.txt 文件中输入“张三,20,Male”。请填空。 Private Sub form_ click() Dim name As String Dim age As Integer Dim sex As String name = '张三': age = 20: sex = 'Male' Open 'D:/temp/CodE.txt' For Append As 1 ______1, name, age, sex ______ End Sub