<p>Here's the solution:</p>
<ol>
<li>At 6 o'clock in the evening, Mum and I <strong>were having</strong> tea. Dad <strong>was reading</strong> a newspaper.</li>
</ol><p><strong>Ответ:</strong> At 6 o'clock in the evening, Mum and I <strong>were having</strong> tea. Dad <strong>was reading</strong> a newspaper.</p>