{% for d in fields %}
    {% if forloop.counter <= 4 %}
    {{ formfield d.name }}
    {% if show_solutions %}
        {% if d.is_correct %}
        <p class="solution-correct">
            Correct.
        </p>
        {% else %}
        <p class="solution-incorrect">
            {{ d.explanation }}
        </p>
    {% endif %}
    {% endif %}
    {% endif %}
{% endfor %}