using (SPWeb oWebsiteRoot = SPContext.Current.Site.RootWeb)
{
    SPList oList = oWebsiteRoot.Lists["Announcements"];
    SPQuery oQuery = new SPQuery();
    oQuery.RowLimit = 10;
    oQuery.Query = "<OrderBy Override=\"TRUE\">" +
         "<FieldRef Name=\"FileLeafRef\" /></OrderBy>";
    int intIndex = 1;

    do
    {
        Response.Write("<BR>Page: " + intIndex + "<BR>");
        SPListItemCollection collListItems = oList.GetItems(oQuery);

        foreach(SPListItem oListItem in collListItems)
        {
            Response.Write(SPEncode.HtmlEncode(oListItem["Title"]) + 
              "<BR>");
        }
        oQuery.ListItemCollectionPosition = 
          collListItems.ListItemCollectionPosition;
        intIndex++;
    } while(oQuery.ListItemCollectionPosition != null);
}