题目内容

细胞膜在静息情况下,对下列哪种离子的通透性最大

A. Na+
B. K+
Cl-
D. Ca2+
E. M2+

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更多问题

金刚石的标准摩尔生成吉布斯能等于零。()

人民法院调查收集证据?

运行下列程序:
Private Sub form_Click()
Dim sl As String, s2 As String
s1 = "1234"
m = 0
For i = 3 To 1 Step -1
m = m + 1
s2 = fun1(s1, m)
Debug.Print s2;
Next i
End Sub
Private Function fun1(x, y) As String
fun1 = Right(x, y)
End Function
单击窗体后,则在立即窗口内显示结果是()。

A. 1234
B. 4321
C. 434234
D. 1111

运行下列程序:
Private Sub Form_Click()
Dim x As Integer, y As String, z As String
y = "12345"
For x = 1 To Len(y)
z = Mid(Left(y, x), 1)
Next x
Print z
End Sub
单击窗体后,则在窗体上显示的结果是()。

A. 1
B. 11111
C. 55555
D. 12345

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