bonjour !
a) ......the criminal had already left.
b) By the time she got the number of his car, he had already sold it.
c) When she discovered his adress, he had already moved
d) When she phoned to his work place, he had already quit
e) When she met his girlfirend , he had already finished with her
encadre les verbes :
arrived, discovered ,moved, phoned, finished = verbes réguliers
left (leave), got (get), sold (sell), quit (quit), met (meet) = verbes irréguliers
dans la phrase a) , le 1er verbe est au preterit.
Que manque -t-il pour compléter le groupe verbal de la 2ème proposition ?
Le participe passé du verbe car il est est au Pluperfect
bonne soirée