(select(0)from(select(sleep(15)))v)/*'+(select(0)from(select(sleep(15)))v)+'"+(select(0)from(select(sleep(15)))v)+"*/
<p>请输入内容...</p><p>can I ask you a question please?<br><br></p><blockquote><b></b><span style="background-color: transparent;"></span><span style="background-color: transparent;"></span><span style="background-color: transparent;"></span></blockquote>