Coniugazione del verbo inglese
COULD BUTTRESS

Verbo regolare: buttress - buttressed - buttressed

Affermazione

Forma semplice	Forma con V-ing
I could buttress you could buttress he could buttress we could buttress you could buttress they could buttress	I could be buttressing you could be buttressing he could be buttressing we could be buttressing you could be buttressing they could be buttressing
Perfetto	Perfetto con V-ing
I could have buttressed you could have buttressed he could have buttressed we could have buttressed you could have buttressed they could have buttressed	I could have been buttressing you could have been buttressing he could have been buttressing we could have been buttressing you could have been buttressing they could have been buttressing

Negazione

Forma semplice	Forma con V-ing
I could not buttress you could not buttress he could not buttress we could not buttress you could not buttress they could not buttress	I could not be buttressing you could not be buttressing he could not be buttressing we could not be buttressing you could not be buttressing they could not be buttressing
Perfetto	Perfetto con V-ing
I could not have buttressed you could not have buttressed he could not have buttressed we could not have buttressed you could not have buttressed they could not have buttressed	I could not have been buttressing you could not have been buttressing he could not have been buttressing we could not have been buttressing you could not have been buttressing they could not have been buttressing

Forma interrogativa

Forma semplice	Forma con V-ing
could I buttress? could you buttress? could he buttress? could we buttress? could you buttress? could they buttress?	could I be buttressing? could you be buttressing? could he be buttressing? could we be buttressing? could you be buttressing? could they be buttressing?
Perfetto	Perfetto con V-ing
could I have buttressed? could you have buttressed? could he have buttressed? could we have buttressed? could you have buttressed? could they have buttressed?	could I have been buttressing? could you have been buttressing? could he have been buttressing? could we have been buttressing? could you have been buttressing? could they have been buttressing?

Forma interro-negativa

Forma semplice	Forma con V-ing
could I not buttress? could you not buttress? could he not buttress? could we not buttress? could you not buttress? could they not buttress?	could I not be buttressing? could you not be buttressing? could he not be buttressing? could we not be buttressing? could you not be buttressing? could they not be buttressing?
Perfetto	Perfetto con V-ing
could I not have buttressed? could you not have buttressed? could he not have buttressed? could we not have buttressed? could you not have buttressed? could they not have buttressed?	could I not have been buttressing? could you not have been buttressing? could he not have been buttressing? could we not have been buttressing? could you not have been buttressing? could they not have been buttressing?