1. They (come) .......................... back home after they (finish) .......................... their work

<div class="content-answer-1 enable-event-click" style="overflow-x:auto;text-justify:inter-word;text-align:justify"><p><span>They (come) <span style="text-decoration: underline;"><em><strong>came</strong> </em> </span>back home after they (finish) <span style="text-decoration: underline;"><strong><em>had</em> </strong><em><strong>finished</strong></em></span> their work</span></p></div><div class="pt12"><div></div></div>