could contravene
Verbo regular: contravene - contravened- contravened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could contravene
you could contravene
she could contravene
we could contravene
you could contravene
they could contravene 	I could be contravening
you could be contravening
she could be contravening
we could be contravening
you could be contravening
they could be contravening	I could have contravened
you could have contravened
she could have contravened
we could have contravened
you could have contravened
they could have contravened	I could have been contravening
you could have been contravening
she could have been contravening
we could have been contravening
you could have been contravening
they could have been contravening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not contravene
you could not contravene
she could not contravene
we could not contravene
you could not contravene
they could not contravene 	I could not be contravening
you could not be contravening
she could not be contravening
we could not be contravening
you could not be contravening
they could not be contravening	I could not have contravened
you could not have contravened
she could not have contravened
we could not have contravened
you could not have contravened
they could not have contravened	I could not have been contravening
you could not have been contravening
she could not have been contravening
we could not have been contravening
you could not have been contravening
they could not have been contravening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I contravene?
could you contravene?
could she contravene?
could we contravene?
could you contravene?
could they contravene? 	could I be contravening?
could you be contravening?
could she be contravening?
could we be contravening?
could you be contravening?
could they be contravening? 	could I have contravened?
could you have contravened?
could she have contravened?
could we have contravened?
could you have contravened?
could they have contravened? 	could I have been contravening?
could you have been contravening?
could she have been contravening?
could we have been contravening?
could you have been contravening?
could they have been contravening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not contravene?
could you not contravene?
could she not contravene?
could we not contravene?
could you not contravene?
could they not contravene? 	could I not be contravening?
could you not be contravening?
could she not be contravening?
could we not be contravening?
could you not be contravening?
could they not be contravening? 	could I not have contravened?
could you not have contravened?
could she not have contravened?
could we not have contravened?
could you not have contravened?
could they not have contravened? 	could I not have been contravening?
could you not have been contravening?
could she not have been contravening?
could we not have been contravening?
could you not have been contravening?
could they not have been contravening?