socialforge/app/views/exercise/_new_single.html.erb

<div class="questionContainer">
  <div class="ur_editor_title">
    <label>问题：&nbsp;&nbsp;</label>
    <input name="question_type" value="1" type="hidden">
    <input maxlength="250" class="questionTitle" name="poll_questions_title" id="poll_questions_title" placeholder="请输入填空题的内容（注意：目前填空题暂时仅支持一个空）" type="text">
  </div>
  <div class="ur_editor_content">
    <ul>
      <li class="ur_item">
        <label>候选答案一<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
        <input  name="question_answer[0]" placeholder="请输入候选答案一" type="text">
        <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a> <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a> </li>
      <div class="cl"></div>
      <li class="ur_item">
        <label>候选答案二<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
        <input  name="question_answer[1]" placeholder="请输入候选答案二（选填）" type="text">
        <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a> <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a> </li>
      <div class="cl"></div>
      <li class="ur_item">
        <label>候选答案三<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
        <input  name="question_answer[2]" placeholder="请输入候选答案三（选填）" type="text">
        <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a> <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a> </li>
      <div class="cl"></div>
    </ul>
  </div>
  <div class="ur_editor_footer"> <a class="btn btn_dark btn_submit c_white" data-button="ok" onclick="add_poll_question($(this));"> 保存 </a> <a class="btn btn_light btn_cancel" data-button="cancel" onclick="$(this).parent().parent().parent().remove();"> 取消 </a> </div>
  <div class="cl"></div>
</div>