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[主观题]
运行下列程序,窗体中的显示结果是:()。 OptionCompare Database Dim X AsInteger PrivateSub F
orm_Load x=3 EndSubPrivate Sub Commandll_click Static aAs Integer Dim b AsInteger b=x^2 funl x,b funl x.b MsgBox”x=‘’&x End Sub Subfunl(ByRef Y As Integer,ByVal z AS Integer) y=y+z z=y-z End Sub
A.x=3
B.x=2
C.x=21
D.x=12
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