Forma afirmativa
Estructura: sujeto + had + been + «forma en -ing» del verbo que se conjuga.
Sin contraer Forma contraída
I had been working I’d been working
yo había estado trabajando
you had been working you’d been working
he had been working he’d been working
etc. etc.
Forma negativa
Estructura: sujeto + had + not + been + «forma en -ing» del verbo que se conjuga.
Sin contraer Forma contraída
I had not been working
yo no había estado trabajando you had not been working
he had not been working
etc. I hadn’t been working
you hadn’t been working he hadn’t been working
etc.
Forma interrogativa
Estructura: had + sujeto + been + «forma en -ing» del verbo que se conjuga.
Forma interrogativo-negativa
Estructura: had + sujeto + not + been + «forma en -ing» del verbo que se conjuga.
Sin contraer Forma contraída
had I not been working? hadn’t I been working?
¿no había estado yo trabajando
had you not been working? hadn’t you been working?
had he not been working? hadn’t he been working?
etc. etc.
