L5～S1椎间盘突出症患者出现的腱反射改变是（）
假定有如下的Sub过程： Sub S(x As Single,y As Single) t=x x=t/y y=t Mod y End Sub 在窗体上画一个命令按钮，然后编写如下事件过程： Private Sub Command1_Click() Dim a As Single Dim b As Single a=5 b=2 S a,b print a,b End Sub 程序运行后，单击命令按钮，输出结果是( )。A．5 2B．1 1C．1.25 4D．2.5 1
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假定有如下的Sub过程：Sub Sub1(x As Single，y As single)t=xx=t/yy=t Mod yEnd Sub在窗体上画一个命令按钮，然后编写如下事件过程：Private Sub Command1_click()Dim a As SingleDim b As Singlea=5b=4Sub1 a，bPrint a；bEnd Sub程序运行后，单击命令按钮，输出结果为A．B．C．D．
编写如下事件过程： Private sub sub1 (ByVal x1 As String, y1 As String) Dim xt As String Dim i As Integer i = Len(x1) Do While i＞= 1 xt = xt + Mid(x1, i, 1) i=i-1 Loop y1 = xt End Sub Private Sub Form. Click() Dim s1 As String, s2 As String s1= "teacher" sub1 s1, s2 Print s2 End Sub 程序运行后，单击窗体，则窗体上显示的内容是A．rehcaetB．tahreeeC．themeeD．eerthea
写出程序运行的结果Public class BasePublic virtual string Hello() {return “Base”;}Public class Sub:BasePublic override string Hello() {return “Sub”;}1. Base b = new Base(); b.Hello;2. Sub s = new Sub(); s.Hello;3. Base b = new Sub (); b.Hello;4. Sub s = new Base(); s.Hello;
下面程序的输出结果是。 Private Sub Commandl_Click ch$=“ABCDEF” proc ch：Print ch End Sub Private Sub proc(ch As Stnng) s=“” For k=Len(ch) TO 1 Step -1 s=s&Mid(ch，k，1) Next k ch=s End Sub A．ABCDEF B．FEDCBA C．A D．F
假定有如下的Sub过程：Sub Sub1 (x As Single, y As Single) t=x x = t/y y = t Mod yEnd Sub 在窗体上画一个命令按钮，然后编写如下事件过程：Private Sub Command1_ Click() Dim a As Single Dim b As Single a = 5 b = 4 Sub1 a, b Print a; b End Sub 程序运行后，单击命令按钮，输出结果为______。A．5 4B．1 1C．1.2 5.4D．1.25 1
在窗体中添加一个名称为Commandl的命令按钮，然后编写如下程序： Public x As Integer Private Sub Commandl_click() x＝10 Call s 1 Call s 2 MsgBOx x End Sub Pfivate Sub s1() x＝x+20 End Sub Private SubA．10B．30C．40D．50
