[单项选择题] 下列符号常量的声明中,______ 是不合法的。
A.Const a As Single =1.1
B.Const d As Integer =“12”
C.Const b As Double = Sin(1)
D.Const c As String = “OK”
正确答案:B

[单项选择题] 下列符号常量的声明中,______ 是不合法的。
A.Const a As Single =1.1
B.Const d As Integer =“12”
C.Const b As Double = Sin(1)
D.Const c As String = “OK”
正确答案:B