您可以将帖子模板（通常为index.php，但取决于主题）修改为：

检查当前请求是否应响应这些帖子添加一个段，该段将查询数据库以检索您想要的帖子，如您所愿回显帖子标题和摘录。以下代码将查询数据库并返回一个包含5篇最新帖子和摘录的字符串。请注意$before, $after, $before_excerpt, $after_excerpt, 这些只是为了让内容看起来更好而对其进行包装，您可以将所有这些内容作为参数发送给函数，但为了简单起见，我对它们进行了硬编码。

function get_posts()
{
    global $wpdb;

    $post_count = 5;
    $before = \'<h3>\';              // this will be rendered before the post content
    $after = \'<br />\';             // this will be rendered after the post content
    $before_excerpt = \'</h3><p>\';  // this will be rendered before the post excerpt
    $after_excerpt = \'</p>\';       // this will be rendered after the post excerpt

    $request =
    "
        select  ID,
                post_date,
                post_title,
                post_excerpt
        from    $wpdb->posts               p inner join
                $wpdb->term_relationships  r on r.object_id = p.ID inner join
                $wpdb->terms               t on t.term_id = r.term_taxonomy_id
        where   post_status = \'publish\' 
                AND
                post_password = \'\' 
                AND
                post_type = \'post\' 
        GROUP BY 
                ID,
                post_date,
                post_title,
                post_excerpt
        ORDER BY
                post_date DESC
        LIMIT   0, $post_count
    ";

    $posts = $wpdb->get_results($request);
    $output = \'\';

    if ($posts)
    {
        foreach ($posts as $post)
        {
            $post_title = $post->post_title;
            $permalink = get_permalink($post->ID);

            $output .= $before;
            $output .= \'<a href="\' . esc_url($permalink) . \'" rel="bookmark" title="Permanent Link: \' . esc_attr($post_title) . \'">\' . esc_html($post_title) . \'</a>\';

            $post_excerpt = esc_html($post->post_excerpt);
            $output .= $before_excerpt . $post_excerpt . $after_excerpt;

            $output .= $after;
        }
    }

    return $output;
}