下列各项，能够引起负债项目发生变动的是（）。

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application.You want the application to contain a window as shown in the following exhibit.The application contains the following code fragment. (Line numbers are included for reference only.)You need to create the application window.Which code fragment should you insert at line 12？（）

A.

B.

C.

D.

Use direct order in presentation when you expect the audience to be ()

A.skeptical

B.unreceptive

C.receptive

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application that displays an image.You need to ensure that users can stretch and scale the image.Which control should you use？（）

A.Frame

B.Slider

C.Viewbox

D.ScrollViewer

A、To make a conclusion or recommendation.

B、To determine the key points you want to cover.

C、To organize or sequence these points.

D、To use transitions to move from one point to another.

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application.The application contains a window as shown in the following exhibit.You need to define a DockPanel control that fits the window.Which code fragment should you use？ （）

A.

B.

C.

D.

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application.You need to ensure that users can view content in a book-reading format that displays two pages at a time.Which control should you use？（）

A.FlowDocument

B.FlowDocumentReader

C.FlowDocumentPageViewer

D.FlowDocumentScrollViewer

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application.The application has a window with a canvas element.You need to draw a black line that has rounded edges at each end.Which code fragment should you use？（）

A.

B.

C.

D.

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application.You need to ensure that the application meets the following requirements:Displays a menu that is specific to the control selected by the user.Displays the menu next to the control.Which control should you use？ （）

A.Menu

B.PopUp

C.ListBox

D.ContextMenu