kaoshi/application/admin/view/exam/material_question/add.html

<form id="add-form" class="form-horizontal" role="form" data-toggle="validator" method="POST" action="">

    <div class="form-group">
        <label class="control-label col-xs-12 col-sm-2">{:__('Parent_question_id')}:</label>
        <div class="col-xs-12 col-sm-8">
            <input id="c-parent_question_id" data-rule="required" min="0" data-source="parent/question/index" class="form-control selectpage" name="row[parent_question_id]" type="text" value="">
        </div>
    </div>
    <div class="form-group">
        <label class="control-label col-xs-12 col-sm-2">{:__('Question_id')}:</label>
        <div class="col-xs-12 col-sm-8">
            <input id="c-question_id" data-rule="required" min="0" data-source="question/index" class="form-control selectpage" name="row[question_id]" type="text" value="">
        </div>
    </div>
    <div class="form-group layer-footer">
        <label class="control-label col-xs-12 col-sm-2"></label>
        <div class="col-xs-12 col-sm-8">
            <button type="submit" class="btn btn-primary btn-embossed disabled">{:__('OK')}</button>
            <button type="reset" class="btn btn-default btn-embossed">{:__('Reset')}</button>
        </div>
    </div>
</form>