使用ajax向表单中添加更多字段

I have a Yii2 form:

我有一个Yii2表格:

<?php $form = ActiveForm::begin(['id' => 'que']); ?>
    <?php echo $form->field($model, 'type')
            ->dropDownList($questionTypes, [
                'class' => 'form-control ng-pristine ng-valid ng-touched',
                'prompt' => 'Select question type',
                'ng-model' => 'que.type',
                'ng-change' => 'addAnswerOptions(que);',
        ]);
    ?>
<?php ActiveForm::end(); ?>
<?php $form