could suppose
Verbo regular: suppose - supposed- supposed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could suppose
you could suppose
she could suppose
we could suppose
you could suppose
they could suppose 	I could be supposing
you could be supposing
she could be supposing
we could be supposing
you could be supposing
they could be supposing	I could have supposed
you could have supposed
she could have supposed
we could have supposed
you could have supposed
they could have supposed	I could have been supposing
you could have been supposing
she could have been supposing
we could have been supposing
you could have been supposing
they could have been supposing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't suppose
you couldn't suppose
she couldn't suppose
we couldn't suppose
you couldn't suppose
they couldn't suppose 	I couldn't be supposing
you couldn't be supposing
she couldn't be supposing
we couldn't be supposing
you couldn't be supposing
they couldn't be supposing	I couldn't have supposed
you couldn't have supposed
she couldn't have supposed
we couldn't have supposed
you couldn't have supposed
they couldn't have supposed	I couldn't have been supposing
you couldn't have been supposing
she couldn't have been supposing
we couldn't have been supposing
you couldn't have been supposing
they couldn't have been supposing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I suppose?
could you suppose?
could she suppose?
could we suppose?
could you suppose?
could they suppose? 	could I be supposing?
could you be supposing?
could she be supposing?
could we be supposing?
could you be supposing?
could they be supposing? 	could I have supposed?
could you have supposed?
could she have supposed?
could we have supposed?
could you have supposed?
could they have supposed? 	could I have been supposing?
could you have been supposing?
could she have been supposing?
could we have been supposing?
could you have been supposing?
could they have been supposing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I suppose?
couldn't you suppose?
couldn't she suppose?
couldn't we suppose?
couldn't you suppose?
couldn't they suppose? 	couldn't I be supposing?
couldn't you be supposing?
couldn't she be supposing?
couldn't we be supposing?
couldn't you be supposing?
couldn't they be supposing? 	couldn't I have supposed?
couldn't you have supposed?
couldn't she have supposed?
couldn't we have supposed?
couldn't you have supposed?
couldn't they have supposed? 	couldn't I have been supposing?
couldn't you have been supposing?
couldn't she have been supposing?
couldn't we have been supposing?
couldn't you have been supposing?
couldn't they have been supposing?