can retrograde
Verbo regolare: retrograde - retrograded- retrograded

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I can retrograde
you can retrograde
she can retrograde
we can retrograde
you can retrograde
they can retrograde 	I can be retrograding
you can be retrograding
she can be retrograding
we can be retrograding
you can be retrograding
they can be retrograding	I can have retrograded
you can have retrograded
she can have retrograded
we can have retrograded
you can have retrograded
they can have retrograded	I can have been retrograding
you can have been retrograding
she can have been retrograding
we can have been retrograding
you can have been retrograding
they can have been retrograding	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I cannot retrograde
you cannot retrograde
she cannot retrograde
we cannot retrograde
you cannot retrograde
they cannot retrograde 	I cannot be retrograding
you cannot be retrograding
she cannot be retrograding
we cannot be retrograding
you cannot be retrograding
they cannot be retrograding	I cannot have retrograded
you cannot have retrograded
she cannot have retrograded
we cannot have retrograded
you cannot have retrograded
they cannot have retrograded	I cannot have been retrograding
you cannot have been retrograding
she cannot have been retrograding
we cannot have been retrograding
you cannot have been retrograding
they cannot have been retrograding	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I retrograde?
can you retrograde?
can she retrograde?
can we retrograde?
can you retrograde?
can they retrograde? 	can I be retrograding?
can you be retrograding?
can she be retrograding?
can we be retrograding?
can you be retrograding?
can they be retrograding? 	can I have retrograded?
can you have retrograded?
can she have retrograded?
can we have retrograded?
can you have retrograded?
can they have retrograded? 	can I have been retrograding?
can you have been retrograding?
can she have been retrograding?
can we have been retrograding?
can you have been retrograding?
can they have been retrograding? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I not retrograde?
can you not retrograde?
can she not retrograde?
can we not retrograde?
can you not retrograde?
can they not retrograde? 	can I not be retrograding?
can you not be retrograding?
can she not be retrograding?
can we not be retrograding?
can you not be retrograding?
can they not be retrograding? 	can I not have retrograded?
can you not have retrograded?
can she not have retrograded?
can we not have retrograded?
can you not have retrograded?
can they not have retrograded? 	can I not have been retrograding?
can you not have been retrograding?
can she not have been retrograding?
can we not have been retrograding?
can you not have been retrograding?
can they not have been retrograding?