The answer       the teacher，she asked the little boy to try a second time．

A．disappointed

B．disappointing

C．being disappointed

D．having been disappointed

编程实现加法运算，在两个文本框中输入加数，用标签表示结果，单击按钮进行计算，完成下列计算过程。
Private Sub Command1_Click()
Dim AAs Integer,B As Integer
A= (6)
B=Val(Text2.Text)
(7) =A+B
End Sub