If you do not see all the pages and all the subpages light up in turn, it's failed the test.

如果你没看到每个页面和子页面依次亮起，那就是测试不合格。

As you move your mouse over them, they will light up in turn and any subpages will appear as a kind of drop-down.

如果鼠标扫过这一排导航键，它们就会依次亮起，子页面会出现在下拉菜单中。