在MyBooks项目中新建一个文件，命名为books . xml，然后把下面的这些内容复制到所生成的文件中。

Create a new file in the MyBooks project and name it books.xml and copy the following content to the generated file.

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在Visual Studio里选择文件|新建|项目菜单新建一个控制台应用程序，取名为CountryTest。

Create a new console application called CountryTest by selecting File | new | Project in Visual Studio.

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如果你有一个项目打开了，从文件菜单，选择新建项目。

If you have a project opened, from the File menu, select New project.

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