could relieve
Verbo regular: relieve - relieved- relieved

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could relieve
you could relieve
he could relieve
we could relieve
you could relieve
they could relieve 	I could be relieving
you could be relieving
he could be relieving
we could be relieving
you could be relieving
they could be relieving	I could have relieved
you could have relieved
he could have relieved
we could have relieved
you could have relieved
they could have relieved	I could have been relieving
you could have been relieving
he could have been relieving
we could have been relieving
you could have been relieving
they could have been relieving	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't relieve
you couldn't relieve
he couldn't relieve
we couldn't relieve
you couldn't relieve
they couldn't relieve 	I couldn't be relieving
you couldn't be relieving
he couldn't be relieving
we couldn't be relieving
you couldn't be relieving
they couldn't be relieving	I couldn't have relieved
you couldn't have relieved
he couldn't have relieved
we couldn't have relieved
you couldn't have relieved
they couldn't have relieved	I couldn't have been relieving
you couldn't have been relieving
he couldn't have been relieving
we couldn't have been relieving
you couldn't have been relieving
they couldn't have been relieving	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I relieve?
could you relieve?
could he relieve?
could we relieve?
could you relieve?
could they relieve? 	could I be relieving?
could you be relieving?
could he be relieving?
could we be relieving?
could you be relieving?
could they be relieving? 	could I have relieved?
could you have relieved?
could he have relieved?
could we have relieved?
could you have relieved?
could they have relieved? 	could I have been relieving?
could you have been relieving?
could he have been relieving?
could we have been relieving?
could you have been relieving?
could they have been relieving? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I relieve?
couldn't you relieve?
couldn't he relieve?
couldn't we relieve?
couldn't you relieve?
couldn't they relieve? 	couldn't I be relieving?
couldn't you be relieving?
couldn't he be relieving?
couldn't we be relieving?
couldn't you be relieving?
couldn't they be relieving? 	couldn't I have relieved?
couldn't you have relieved?
couldn't he have relieved?
couldn't we have relieved?
couldn't you have relieved?
couldn't they have relieved? 	couldn't I have been relieving?
couldn't you have been relieving?
couldn't he have been relieving?
couldn't we have been relieving?
couldn't you have been relieving?
couldn't they have been relieving?