過去式：vacated 過去分詞：vacated 現在分詞：vacating
vacate v. 騰出; 空出; 請假; 離開 day release n. 請假許可 ask for leave; be on leave v. 請假 absent with leave n. 請假外出 absent of leave n. 請假
...以你的第一個句子為例來解釋： The old tenants had vacated the property by the time when we looked... 主要子句...
... of mine will be assigned the same room so that we do not need to vacate the room during our stay. Reservation 1: confirmation number...