为了提高对学生姓名的查询速度,应该创建在( )属性上的索引。
A.(S#,C#) B.SNAME C.C# D.GRADE
参考答案:B
He would have finished his university study but he () to quit and find a job to support his family.
A. had had
B. has
C. had
D. would have
在窗体上有一个命令按钮Command1,编写事件代码如下: Private Sub Command1_Click() Dim a(10),p(3)As Integer k=5 For i=1 To 10a(i)=i*i Next i For i=1 To 3P(i)a(i*1) Next i For i=1 To 3K=k+p(i)*2 Next i MsgBox k End sub 打开窗体运行后,单击命令按钮,消息框中输出的结果是______。