can retrogress
Verbo regolare: retrogress - retrogressed- retrogressed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto 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	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 	Perfetto 	Perfetto 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	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 	Perfetto 	Perfetto 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? 	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 	Perfetto 	Perfetto 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? 	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?