附条件的法律行为中所附的条件可以是事件，也可以是行为，此外还需要具备的条件有()。

单击命令按钮时，下列程序代码的执行结果为______。 Private Function PickMid(xStr As String) As String Dim tempStr As String Dim strLen As Integer tempStr=“” strLen=Len(xStr) i=1 Do While i＜=strLen/2 tempStr=tempStr+Mid(xStr，i，1)+Hid(xStr，strLen-i+1，1) i=i + 1 Loop PickMid=tempStr End Function Private Sub Command1_Click() Dim FirstStr As String FirstStr=“abcdef” Print PickMid(FirstStr) End Sub

A．abcdef

B．afbecd

C．fedcba

D．defabc

单击命令按钮时，下列程序段的执行结果为()。 Private Sub Command1_Click() Dim FirstStr As String FirstStr="abcdef" Print PickMid(FirstStr) End Sub Private Function PickMid(xStr As String)As String Dim tempStr As String,strLen As Integer TempStr=" " strLen=Len(xStr) i=1 Do While i＜=strLen/2 tempStr=tempStr+Mid(xStr,i,1)+Mid(xStr,strLen-i+1,1) i=i+1 Loop PickMid=tempStr End Funcfion

A．abcdef

B．fed

C．fedcba

D．defabc

单击命令按钮时，下列程序代码的执行结果为______。 Private Function FirProc (x As Integer，y As Integer，z As Integer) FirProc=2*x+y+3*z End Function Private Function SecProc(x As Integer，y As Integer，z As Integer) SecProc=FirProc(z，x，y)+x End Function Private Sub Command1_Click() Dim a As Integer Dim b As Integer Dim C As Integer a=2 b = 3 c = 4 Print SecProc(c，b，A) End Sub

A． 21

B．19

C．17

D．34

单击命令按钮之后，下列程序代码的执行结果为______。 Private Function P(N As Integer) Static sum For I=I To N Sum = sum +1 Next I P =sum End Function Private Sub Command1_Click() S=P(1)+P(2)+P(3)+P(4) Print S： End Sub

A．20

B．30

C．115

D．135

单击命令按钮时，下列程序代码的执行结果为()。 Private Function FirProc(x As Integer,y As Integer,z As Integer) FirProc=2*x+y+3*z End Funcfion Private Function SecProc(x As Integer,y As Integer,z As Integer) SecProc=FirProc(z，x，y)+x End Funcfion Private Sub Command1_Click() Dim a As Integer Dim b As Integer Dim c As Integer a=2 b=3 c=4 Printf SecProc(c,b,a) End Sub

A．21

B．19

C．17

D．34

单击一次命令按钮之后，下列程序代码的执行结果为______。 Private Sub Command1_ Click() a = fun(4) + fun(5) Print a; End Sub Public Function fun (n As Integer) Static Num For i = 1 To n Num = Num + i Next i fun = Num End Function

A．15

B．20

C．35

D．40

单击命令按钮时，下列程序代码的执行结果为 () Function FirProc(x As Integer, y As Integer, z As Integer) FirProc=2*x+y+3*z End Function Function SecProc(x As Integer, y As Integer, z As Integer) SecProc＝FirProc(z, x, y)+x End Function Private Sub Commandl Click() Dim a As Integer, b As Integer, c As Integer a＝2 :b=3 :c=4 Print SecProc(c, b,A)End Sub

A．21

B．19

C．17

D．34

单击一次命令按钮之后，下列程序代码的执行结果为 private Sub Command1_Click() S=P(1) +P(1)+P(2)+P(3)+P(4) Print S： End Sub Public Function P(N As Integer) Static Sum For I=1 To n Sum=Sum+I Next 1 P=Sum End Function

A．20

B．35

C．115

D．135

单击命令按钮时，下列程序代码的执行结果为 Private Sub Command1_Click() Print MyFunc(24，18) End Sub Public Function MyFunc(m As Integer，n As Integer)As Integer Do While m ◇ n Do While m>n：m=m—n：Loop DO While m＜n：n=n-m：Loop Loop My Func=m End Function

A．2

B．4

C．6

D．8

单击一次命令按钮，下列程序代码的执行结果为()。 Private Sub Commandl_Click() Dima As Integer,b As Integer，CASInteger a=2：b=3：c=4 PrintP2(c，b，A) End Sub PrivateFunctionPl(X As Integer,y As Intege；z As Integer) P1=2*x+y+3*Z End Function Priva

A．21

B．19

C．17

D．34