Here the Report question, better is to hide it.
Usage of Content of the PDF attribute.
<h1>Example of pdf report : first group</h1>
<img src="/themes/survey/skelvanilla/files/poweredby.png" />
<img src="https://demo.sondages.pro/themes/survey/skelvanilla/files/poweredby.png">
<div class="well well-sm" style="background:#fff;break-inside: avoid;">
    <div class="questiontext strong h5">A first example question. Please answer this question: </div>
    <pre class="form-control input-text">{Text.shown}
    </pre>
</div>
<div class="well well-sm" style="background:#fff;">
    <div class="questiontext strong h5">A single choice</div>
    <ul class="list-unstyled">
        <li>{if(Single.NAOK==1,"<radio-checked>","<radio>")} Not at all Interested</li>
        <li>{if(Single.NAOK==2,"<radio-checked>","<radio>")} Not Very Interested</li>
        <li>{if(Single.NAOK==3,"<radio-checked>","<radio>")} Neither Interested nor Uninterested</li>
        <li>{if(Single.NAOK==4,"<radio-checked>","<radio>")} Somewhat Interested</li>
        <li>
            <div class="col-sm-2"><div class="control-label">{if(Single.NAOK=="-oth-","<radio-checked>","<radio>")} Other</div></div>
            <div class="col-sm-8"><div class='{if(Single.NAOK=="-oth-","form-control input-text")}'>{if(Single.NAOK=="-oth-",Single_other.shown)}</div></div>
        </li>
    </ul>
</div>
<div class="well well-sm" style="background:#fff;break-inside: avoid;">
    <div class="questiontext strong h5">A multiple choice </div>
    <ul class="list-unstyled">
        <li>{if(Multi_SQ01.NAOK=="Y","<checkbox-checked>","<checkbox>")} Some example subquestion</li>
        <li>{if(Multi_SQ02.NAOK=="Y","<checkbox-checked>","<checkbox>")} New answer subquestion</li>
        <li>{if(Multi_SQ03.NAOK=="Y","<checkbox-checked>","<checkbox>")} Third subquestion</li>
        <li>{if(Multi_SQ04.NAOK=="Y","<checkbox-checked>","<checkbox>")} Last subquestion</li>
    </ul>
</div>
<div class="well well-sm" style="background:#fff;break-inside: avoid;">
    <div class="questiontext strong h5"> An array  </div>
        <table class="table table-bordered">
        <thead>
            <tr>
                <td style="width:33%;"> </td>
                <td style="width:13.4%;" class="text-center"> Not at all Interested </td>
                <td style="width:13.4%;" class="text-center"> Not Very Interested </td>
                <td style="width:13.4%;" class="text-center"> Neither Interested nor Uninterested  </td>
                <td style="width:13.4%;" class="text-center"> Somewhat Interested  </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <th>{Array_SQ01.question}</th>
                <td>{if(Array_SQ01.NAOK==1,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ01.NAOK==2,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ01.NAOK==3,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ01.NAOK==4,"<radio-checked>","<radio>")}</td>
            </tr>
            <tr>
                <th>{Array_SQ02.question}</th>
                <td>{if(Array_SQ02.NAOK==1,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ02.NAOK==2,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ02.NAOK==3,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ02.NAOK==4,"<radio-checked>","<radio>")}</td>
            </tr>
            <tr>
                <th>{Array_SQ03.question}</th>
                <td>{if(Array_SQ03.NAOK==1,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ03.NAOK==2,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ03.NAOK==3,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ03.NAOK==4,"<radio-checked>","<radio>")}</td>
            </tr>
            <tr>
                <th>{Array_SQ04.question}</th>
                <td>{if(Array_SQ04.NAOK==1,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ04.NAOK==2,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ04.NAOK==3,"<radio-checked>","<radio>")}</td>
                <td>{if(Array_SQ04.NAOK==4,"<radio-checked>","<radio>")}</td>
            </tr>
        </tbody>
    </table>
</div>