could dialog
Verbo regular: dialog - dialoged- dialoged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could dialog
you could dialog
he could dialog
we could dialog
you could dialog
they could dialog 	I could be dialoging
you could be dialoging
he could be dialoging
we could be dialoging
you could be dialoging
they could be dialoging	I could have dialoged
you could have dialoged
he could have dialoged
we could have dialoged
you could have dialoged
they could have dialoged	I could have been dialoging
you could have been dialoging
he could have been dialoging
we could have been dialoging
you could have been dialoging
they could have been dialoging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't dialog
you couldn't dialog
he couldn't dialog
we couldn't dialog
you couldn't dialog
they couldn't dialog 	I couldn't be dialoging
you couldn't be dialoging
he couldn't be dialoging
we couldn't be dialoging
you couldn't be dialoging
they couldn't be dialoging	I couldn't have dialoged
you couldn't have dialoged
he couldn't have dialoged
we couldn't have dialoged
you couldn't have dialoged
they couldn't have dialoged	I couldn't have been dialoging
you couldn't have been dialoging
he couldn't have been dialoging
we couldn't have been dialoging
you couldn't have been dialoging
they couldn't have been dialoging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I dialog?
could you dialog?
could he dialog?
could we dialog?
could you dialog?
could they dialog? 	could I be dialoging?
could you be dialoging?
could he be dialoging?
could we be dialoging?
could you be dialoging?
could they be dialoging? 	could I have dialoged?
could you have dialoged?
could he have dialoged?
could we have dialoged?
could you have dialoged?
could they have dialoged? 	could I have been dialoging?
could you have been dialoging?
could he have been dialoging?
could we have been dialoging?
could you have been dialoging?
could they have been dialoging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I dialog?
couldn't you dialog?
couldn't he dialog?
couldn't we dialog?
couldn't you dialog?
couldn't they dialog? 	couldn't I be dialoging?
couldn't you be dialoging?
couldn't he be dialoging?
couldn't we be dialoging?
couldn't you be dialoging?
couldn't they be dialoging? 	couldn't I have dialoged?
couldn't you have dialoged?
couldn't he have dialoged?
couldn't we have dialoged?
couldn't you have dialoged?
couldn't they have dialoged? 	couldn't I have been dialoging?
couldn't you have been dialoging?
couldn't he have been dialoging?
couldn't we have been dialoging?
couldn't you have been dialoging?
couldn't they have been dialoging?