题目

有如下VB程序段: Private Sub Command1_Click() Dim a( 1 To 6) As Integer, i As Integer For i= 1 To 6a(i) =Int(Rnd*5) *2+ 1 Next i For i=2 To 6 Step 2 a(i) =cha(a(i-1) , a(i) ) Next i End Sub Function cha(x As Integer, y As Integer) As Integer Dim t As Integer If x<y Thent=x:x=y:y=tcha=y Else cha=x-1 End If EndFunction 执行该程序段后,在下列选项中,a(1)~a(6)各元素值可能的是( ) A . 8,9,3,2,5,1 B . 7,6,5,5,3,1 C . 9,3,5,4,4,3 D . 7,3,1,0,5,4下列各组中加粗字意思相同的一项是 [  ] A. B. C. D.
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