Everybody noticed that you ______ a mistake. (make)
had made
He _______ them on many occasions. (serve)
had served
When we got to New York we _______ on 3 different planes. (travel)
had traveled
They didn't want to have lunch because they ______. (already eat)
had already eaten
He moved because he _______ a job in another place. (get)
had gotten
The waiter served something that we ______. (not order)
hadn't ordered
He ______ about returning to his hometown. (never think)
had never thought
The game ______ by the time we arrived. (not start)
hadn't start