下列程序的执行结果为Private Sub Command1_Click()Dim s1 As String, s2 As Strings1="abcdef"Call Invert(s1, s2)Print s2End SubPrivate Sub Invert(ByVal xstr As String, ystr As String)Dim tempstr As Stringi=Len(xstr)Do While i >=1tempstr=tempstr + Mid(xstr, i, 1)i=i - 1Loopystr=tempstrEnd Sub

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• 1单击一次命令按钮后，下列程序的执行结果是Private Sub Command1_Click()s=P(1) + P(2) + P(3) + P(4)Print sEnd SubPublic Function P(N As Integer)Static SumFor i=1 To NSum=Sum + iNext iP=SumEnd Function

  A.15

  B.25

  C.35

  D.45

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• 2单击命令按钮时，下列程序的执行结果为Private Sub Command1_Click()Dim x As Integer, y As Integerx=12: y=32Call PCS(x, y)Print x; yEnd SubPublic Sub PCS(ByVal n As Integer, ByVal m As Integer)n=n Mod 10m=m Mod 10End Sub

  A.12 32

  B.2 32

  C.2 3

  D.12 3

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• 3下列过程定义语句中，形参个数为不确定数量的过程是

  A.Private Sub Pro3(x As Double,y As Single)

  B.Private Sub Pro3(Arr(3),Option x,Option y)

  C.Private Sub Pro3(ByRef x,ByVal y,Arr( ))

  D.Private Sub Pro3(ParamArray Arr( ))

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• 4下列程序段的执行结果为a=1b=1For I=1 To 3f=a + ba=bb=fPrint f;Next I

  A.2 3 6

  B.2 3 5

  C.2 3 4

  D.2 2 8

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• 5下列程序段的执行结果为a=6For k=1 To 0a=a + kNext kPrint k; a

  A.-1 6

  B.-1 16

  C.1 6

  D.11 21

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• 6阅读下列程序：Private Sub Command1_Click()Dim i As Integer, k As Integerk=2For i=1 To 3Print H(k) ;Next iEnd SubFunction H(j As Integer)a=0Static ba=a + 1b=b + 1H=a*b + jEnd Function程序运行后，单击命令按钮输出结果是

  A.2 3 4

  B.3 4 5

  C.5 6 7

  D.3 5 6

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