select 标签的子标签：option 【下拉框】
<select name="">
<option value="sing">唱</option>
<option value="t">跳</option>
<option value="rap">rap</option>
<option value="lq">篮球</option>
<option value="usa">来自美国</option>
</select>
标签：option,标签,篮球,rap,下拉框,select
来源： https://www.cnblogs.com/lllusory/p/11565037.html