Coniugazione del verbo inglese
CAN RETROGRESS

Verbo regolare: retrogress - retrogressed - retrogressed

Affermazione

Forma semplice	Forma con V-ing
I can retrogress you can retrogress she can retrogress we can retrogress you can retrogress they can retrogress	I can be retrogressing you can be retrogressing she can be retrogressing we can be retrogressing you can be retrogressing they can be retrogressing
Perfetto	Perfetto con V-ing
I can have retrogressed you can have retrogressed she can have retrogressed we can have retrogressed you can have retrogressed they can have retrogressed	I can have been retrogressing you can have been retrogressing she can have been retrogressing we can have been retrogressing you can have been retrogressing they can have been retrogressing

Negazione

Forma semplice	Forma con V-ing
I can't retrogress you can't retrogress she can't retrogress we can't retrogress you can't retrogress they can't retrogress	I can't be retrogressing you can't be retrogressing she can't be retrogressing we can't be retrogressing you can't be retrogressing they can't be retrogressing
Perfetto	Perfetto con V-ing
I can't have retrogressed you can't have retrogressed she can't have retrogressed we can't have retrogressed you can't have retrogressed they can't have retrogressed	I can't have been retrogressing you can't have been retrogressing she can't have been retrogressing we can't have been retrogressing you can't have been retrogressing they can't have been retrogressing

Forma interrogativa

Forma semplice	Forma con V-ing
can I retrogress? can you retrogress? can she retrogress? can we retrogress? can you retrogress? can they retrogress?	can I be retrogressing? can you be retrogressing? can she be retrogressing? can we be retrogressing? can you be retrogressing? can they be retrogressing?
Perfetto	Perfetto con V-ing
can I have retrogressed? can you have retrogressed? can she have retrogressed? can we have retrogressed? can you have retrogressed? can they have retrogressed?	can I have been retrogressing? can you have been retrogressing? can she have been retrogressing? can we have been retrogressing? can you have been retrogressing? can they have been retrogressing?

Forma interro-negativa

Forma semplice	Forma con V-ing
can't I retrogress? can't you retrogress? can't she retrogress? can't we retrogress? can't you retrogress? can't they retrogress?	can't I be retrogressing? can't you be retrogressing? can't she be retrogressing? can't we be retrogressing? can't you be retrogressing? can't they be retrogressing?
Perfetto	Perfetto con V-ing
can't I have retrogressed? can't you have retrogressed? can't she have retrogressed? can't we have retrogressed? can't you have retrogressed? can't they have retrogressed?	can't I have been retrogressing? can't you have been retrogressing? can't she have been retrogressing? can't we have been retrogressing? can't you have been retrogressing? can't they have been retrogressing?