世界贸易组织的非歧视原则具体表现为（）。 最惠国待遇、国民待遇原则和互惠原则。 国民待遇原则与差别待遇原则。 有条件最惠国待遇原则和互惠原则。 最惠国待遇原则与允许例外原则。
You are creating an ASP.NET Web site. The site has a master page named Custom.master. The code-behind file for Custom.master contains the following code segment.Partial Public Class Custom Inherits System.Web.UI.MasterPagePublic Property Region As String Protected Sub Page_Load（ByVal sender As Object，ByVal e As System.EventArgs） Handles Me.LoadEnd SubEnd Class You create a new ASP.NET page and specify Custom.master as its master page.You add a Label control named lblRegion to the new page. You need to display the value of the master pages Region property in lblRegion.What should you do？ （） Add the following code segment to the Page_Load method of the page code-behind file. Dim custom As Custom = Me.Parent lblRegion.Text = custom.Region。 Add the following code segment to the Page_Load method of the page code-behind file. Dim custom As Custom = Me.Master lblRegion.Text = custom.Region。 Add the following code segment to the Page_Load method of the Custom.Master.vb code-behind file. Dim lblRegion As Label = Page.FindControl（"lblRegion"） lblRegion.Text = Me.Region。 Add the following code segment to the Page_Load method of the Custom.Master.vb code-behind file. Dim lblRegion As Label = Master.FindControl（"lblRegion"） lblRegion.Text = Me.Regio。
某企来在负责人的领导下，建立了有序的分级安全管理体系，该体系中各（级）层次部门各施其职，某层次解决不了问题，由上上层次来协调，下一层次服从上一层次的有效控制，请问这种安全管理方式符合下列（）管理的基本原则。 整分合原则。 封闭原则。 激励原则。 动力原则。
不遵守课堂纪律和扰乱集体活动的行为，应归于（） 过错行为。 品德不良行为。 犯罪行为。 问题行为。
You are implementing an ASP.NET application that uses data-bound GridView controls in multiple pages. You add JavaScript code to periodically update specific types of data items in these GridView controls. You need to ensure that the JavaScript code can locate the HTML elements created for each row in these GridView controls， without needing to be changed if the controls are moved from one page to another. What should you do？（） Replace the GridView control with a ListView control.。 Set the ClientIDMode attribute to Predictable in the web.config file.。 Set the ClientIDRowSuffix attribute of each unique GridView control to a different value.。 Set the @ OutputCache directives VaryByControl attribute to the ID of the GridView control.。
在使用CoolEDitPro过程中，下列说法中正确的是（）
