题目内容

船舶在航行途中搁浅，船长下令有意识地、合理地将部分货物抛入海中，使船舶起浮，继续航行到目的地。上述搁浅和抛货的损失属共同海损。

A. 正确
B. 错误

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You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. The application contains a ListBox control named lbxItems that is data-bound to a collection of objects. Each object has a DisplayValue property. You add a Button control to the application. You need to ensure that the Content property of the Button control is data-bound to the DisplayValue property of the selected item of lbxItems. Which binding expression should you use?（）

A. { Binding ElementName=lbxItems, Source=SelectedItem, Path=DisplayValue }
B. { Binding Source=lbxItems, ElementName=SelectedItem, Path=DisplayValue }
C. { Binding ElementName=lbxItems, Path=SelectedItem.DisplayValue }
D. { Binding Source=lbxItems, Path=SelectedItem.DisplayValue }

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