阅读程序：

Option Base 1

D．im arr() As Integer

Private Sub Form_Click()

D．im i As Integer，j As Integer

ReDim arr(3,2)

F．or i=1 To 3

F．or j=1 To 2

an(i,j) =i*2+j

Next

Next

ReDim Preserve an(3,4)

F．or j=3 To 4

an(3,j) =j+9

Next

Print arr(3,2) +air(3,4)

E．nd Sub

程序运行后，单击窗体，输出结果为

A．21

B．13

C．8

D．25

[单选题]阅读程序： Option Base 1 Dim arr() As Integer Private Sub Form. Click() Dim i As Integer，i As Integer ReDim arr(3，2) For i=1 To 3 For j=1 To 2 arr(i，j)=i*2+j Next j Next i ReDim arr(3，2)+arr(3，4) End Sub 程序运行后，单击窗体，输出结果为A．21B．13C．8D．25

[单选题]阅读程序： Option Base 1 Dim arr()As Integer Private Sub Form_Click() Dim i As Integer,j As Integer ReDim arr(3,2) For i=1 To 3 For j=1 To 2 arr(i,j)=i*2+j Next j Next i ReDim Preserve arr(3,4) For j=3 To 4 arr(3,j)=j+9 Next j Print arr(3,2)+arr(3,4) End

[单选题]有以下程序： Option Base 1 Dim arr()As Integer Private Sub Form. Click() Dim i As Integer,j As Integer ReDim arr(3，2) For i＝1 To 3 For j＝1 To 2 arr(i,j)＝i*2+j Next j Next i ReDim Preserve arr(3,4) For j＝3 To 4 arr(3,j)＝j+9 Next j Print arr(3，2)；arr(3，4) En

[单选题]阅读程序： Option Base 1 Dim art()As Integer Private Sub Form_Click() Dim i As Integer，j As Integer ReDim arr(3,2) For i=1 To 3 For j=1 To 2 arr(i,j)=i*2+j Next Next ReDim Preserve ale(3,4) For j=3 To 4 arr(3,j)=j+9 Next Print arr(3,2)+arr(3,4) End Sub 程序

[单选题]阅读程序:Option Base 1D．im arr()As IntegerPrivate Sub Form_Click()D．im i As Integer, j As IntegerReDim arr(3,2)F．or i = 1 To 3F．or j = 1 To 2arr(i,j)=i*2+jNextNextReDim Preserve arr(3,4)F．or j=3 To 4arr(3,j)=j+9NextPrint arr(3,2)+arr(3,4)E．nd Sub程序运行后,单击

[单选题]（ 24 ）有以下程序：Option Base 1D．im arr() As IntegerPrivate Sub Form_Click()D．im i As Integer, j As IntegerReDim arr(3, 2)F．or i = 1 To 3F．or j = 1 To 2arr(i, j) = i * 2 + jNext jNext iReDim Preserve arr(3, 4)F．or j = 3 To 4arr(3, j) = j + 9Next jPrint arr

[单选题]有以下程序：Option Base 1D．im arr（） As IntegerPrivate Sub Form_Click（）D．im i As Integer,j As IntegerReDim arr（3,2）F．or i=1 To 3F．or j=1 To 2arr （i,j）=i*2+jNext jNext iReDim Preserve arr（1,4）F．or j=3 To 4A．rr（3,j）=j+9Next jPrint arr（3,2）;arr（3,4）E．nd Sub程序运

[单选题]阅读程序：Private Sub Commandl一Click()D．im arrD．im i AS Integerarr=Array(0，1, 2，3，4，5，6，7,8，9，10)F．or i=0 To 2Print arr(7-i)；NextE．nd Sub程序运行后，窗体上显示的是：A．8 7 6B．7 6 5C．6 5 4D．5 4 3

[单选题]阅读程序： Option Base 1 Private Sub Form_Click( ) Dim arr，Sum Sum=0 arr=Array(1，3，5，7，9，11，13，15，17，19) For i=1 To 10 If arr(i)/3=arr(i)/3 Then Sum=Sum+arr(i) End If Next i Print Sum End Sub程序运行后，单击窗体，输出结果为A．13B．14C．27D．15

[主观题]阅读程序；Option Base 1Private Sub Form_ KeyPress (KeyAscii As Integer)art = Array(268, 542, 693, 365, 489, 147, 852)a1 = arr(1)a2 = 1If KeyAscii = 13 ThenF．or a = 2 To 6If arr(i) ＞ a1 Thena1 = arr(i)a2 = iE．nd IfNext iE．nd IfPrint a1; a2E．nd Sub程序运行后，按回车