单击命令按钮时,下列程序的执行结果是( )。 Private Sub Command1_Click() Dim a As Integer,b As Integer,C As Integer a=3:b=4:c=5 Print SecProc(c,b,A) End Sub 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