"Had the play already started when you arrived?"
"Yes, it had."/"No, it hadn't."
Use Óïîòðåáëåíèå
Past Perfect èñïîëüçóåòñÿ äëÿ îáîçíà÷åíèÿ êàêîãî-òî äåéñòâèÿ â ïðîøëîì, êîòîðîå ïðîèçîøëî ðàíüøå êàêîãî-òî äðóãîãî ñîâåðøåííîãî â ïðîøëîì äåéñòâèÿ.
When I got home, John had already cleaned the house and cooked a meal.
Çàìå÷àíèå
Îáðàòèòå âíèìàíèå íà èñïîëüçîâàíèå Past Perfect è Past Simple â ñëåäóþùèõ ïðåäëîæåíèÿõ.
When I got home, John cooked a meal.
(First I got home, then John cooked.)
When I got home, John had cooked a meal.
(John cooked a meal before I got home.)