单项选择题
You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. You add a TextBox control named TextBox1.
You write the following code segment for validation：
protected void CustomValidator1_ServerValidate（object source， ServerValidateEventArgs args） {
DateTime dt = String.IsNullOrEmpty（args.Value） ？ DateTime.Now ： Convert.ToDateTime（args.Value）；
args.IsValid = （DateTime.Now - dt）.Days < 10；
}
You need to validate the value of TextBox1.
Which code fragment should you add to the Web page？ （）
A.A
B.B
C.C
D.D
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单项选择题
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A.A
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D.D -
单项选择题
You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. You create the following controls： a composite custom control named MyControl. a templated custom control named OrderFormData. You write the following code segment to override the method named CreateChildControls（） in the MyControl class： 01 protected override void CreateChildControls（） 02 { 03 Controls.Clear（）； 04 OrderFormData oFData = new 05 OrderFormData（"OrderForm"）； 06 07 } You need to add the OrderFormData control to the MyControl control. Which code segment should you insert at line 06？ （）
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单项选择题
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