<?php $f = ActiveForm::begin(****) ?>
<?= $f->field($form, 'reason')->textInput() ?>
<?= $f->field($form, 'first')->textInput() ?>
<?= $f->field($form, 'second')->textInput() ?>
<?= $f->field($form, 'third')->textInput() ?>
<?= Html::submitButton(******) ?>
<?php ActiveForm::end() ?>