下列事件过程的功能是：建立一个名为Data1的随机文件，存放角度值及这些角度的正弦函数值和余弦函数值，角度为1，2，3，…，90。请在空白处填入适当的内容，将程序补充完整。 Private Type Ang K As Integer Sinx As Single Cosx As Single End Type _________________________’定义Ang类型的变量Ksc Private Sub Form_Click() Dim Y As Single Open "C:\Datal.txt" For Random As #1 Len = 10 Put #1, 1, Ksc Y = 3.14159 / 180 For i = 1 To 90 Ksc. K=i ______= Sin(i*Y)’给变量Ksc的正弦函数值赋值 Ksc.Cosx = Cos(i*Y) Next i Close #1 End Sub

资产负债表中，“无形资产”项目，应根据“无形资产”科目期末余额填列。( )