在窗体上设置一个命令按扭, 编写的事件过程为: Private Sub Command1_Click() Sum = 0 x =0 Do While x<>-1 x =InputBox$(“请输入一个正整数 x:”) Sum = Sum + x Loop Print x, SumEnd Sub 当程序运行时,单击该命令按扭,在输入对话框中依次输入3、5、7、9、-3和-1,则在窗体上出现的运行结果是:
A. -1 21
B. -1 20
C. -3 9
D. 3 -1
下列正确的程序段是______。
A. Dim a() a = Array(1, 2, 3, 4, 5, 6, 7)
B. Dim a a = Array(“hello”, “ ok”,1,2,3)
C. Dim a() as integer a() = Array(1, 2, 3, 4, 5, 6, 7)
Dim a as variant a = Array(1, 2, 3, 4, 5, 6, 7)