They / really / enjoy / themselvs / at / party / before / they / have / go / home

<div class="content-answer-1 enable-event-click" style="overflow-x:auto;text-justify:inter-word;text-align:justify"><p>=&gt; They had really enjoyed themselves at the party before they had to go home.</p><br /><p><strong>QKHT before QKĐ</strong></p><br /><p><strong>QKHT : S had V3/ed (hành động xảy ra trước hành động khác trong quá khứ)</strong></p><br /><p><strong>Have/has/had to V : phải làm gì</strong></p></div><div class="pt12"><div></div></div>