下列VB程序运行时，单击命令按钮Command1后，文本框Text1中显示的内容是 ( ),文本框Text2中显示的内容是 ( ) 。 Private Sub Command1_Click( ) Dim a(1 To 10) As Integer, i As Integer,s As Integer For i=1 To 10 a(i)=2*i Next i Text1.Text=Str(a(10)) s=0 For i=1 To 5 s=s+a(i) Next i Text2.Text=Str(s) End Sub