{dede:sql sql="select dede_ask.id,dede_ask.title,dede_askanswer.content from dede_ask LEFT JOIN dede_askanswer on dede_ask.id=dede_askanswer.askid where dede_askanswer.ifanswer=1 and dede_askanswer.ifcheck=1 and dede_ask.bestanswer=dede_askanswer.id order by dede_ask.id desc LIMIT 0,2"}

<a href="/ask/question.php?id=[field:id/]">问：[field:title function=cn_substr(@me,40)/]</a>

答：[field:content function=cn_substr(html2text(@me),68)/]…<a href="/ask/question.php?id=[field:id/]" class="color1">[详细]</a>

{/dede:sql}

{dede:sql sql="select dede_ask.id,dede_ask.title,dede_askanswer.content from dede_ask LEFT JOIN dede_askanswer on dede_ask.id=dede_askanswer.askid where dede_askanswer.ifanswer=1 and dede_askanswer.ifcheck=1 or dede_ask.bestanswer=dede_askanswer.id order by dede_ask.id desc LIMIT 0,3"}

<strong>问：</srtong><a href="/ask/question.php?id=[field:id/]" class="link3">[field:title function=cn_substr(@me,46)/]</a>

<p><strong>答：</srtong>[field:content function=cn_substr(html2text(@me),40)/]，…<a href="/ask/question.php?id=[field:id/]" class="link2">详情>></a></p><br />{/dede:sql}

详细的调用数据多少条，还有长度，大家自己修改为自己想要的数就可以了。