Выполним задание.
<table border="1"> <thead> <tr><th>Name</th><th>England</th></tr> </thead> <tbody> <tr><td>National day</td><td>23 April</td></tr> <tr><td>Capital</td><td>London</td></tr> <tr><td>Population</td><td>about 51 million</td></tr> <tr><td>Official language</td><td>English</td></tr> <tr><td>Big Cities</td><td>London, Liverpool, Manchester, Leeds</td></tr> <tr><td>Educational centres</td><td>Oxford, Cambridge</td></tr> <tr><td>The longest river</td><td>the Thames</td></tr> </tbody> </table>
Ответ: смотри таблицу выше.