<table class="table table-bordered mt-4">
<tr>
{%for name in inputs%}
<th><textarea class="form-control" name={{name}} id="1"
placeholder="Поле ввода" rows="3" required></textarea>
</th>
{% endfor %}
</tr>
</table>
{% if forloop.counter|divisibleby:"2" %}<tr>{% endif %}
<td><td>
{% if not forloop.counter|divisibleby:"2" %}</tr>{% endif %}
{% cycle 'row' '' as row silent %}
{% if row %}<tr>{% endif %}
<td><td>
{% if not row %}</tr>{% endif %}