could clarify
Verbo regular: clarify - clarified- clarified

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could clarify
you could clarify
he could clarify
we could clarify
you could clarify
they could clarify 	I could be clarifying
you could be clarifying
he could be clarifying
we could be clarifying
you could be clarifying
they could be clarifying	I could have clarified
you could have clarified
he could have clarified
we could have clarified
you could have clarified
they could have clarified	I could have been clarifying
you could have been clarifying
he could have been clarifying
we could have been clarifying
you could have been clarifying
they could have been clarifying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't clarify
you couldn't clarify
he couldn't clarify
we couldn't clarify
you couldn't clarify
they couldn't clarify 	I couldn't be clarifying
you couldn't be clarifying
he couldn't be clarifying
we couldn't be clarifying
you couldn't be clarifying
they couldn't be clarifying	I couldn't have clarified
you couldn't have clarified
he couldn't have clarified
we couldn't have clarified
you couldn't have clarified
they couldn't have clarified	I couldn't have been clarifying
you couldn't have been clarifying
he couldn't have been clarifying
we couldn't have been clarifying
you couldn't have been clarifying
they couldn't have been clarifying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I clarify?
could you clarify?
could he clarify?
could we clarify?
could you clarify?
could they clarify? 	could I be clarifying?
could you be clarifying?
could he be clarifying?
could we be clarifying?
could you be clarifying?
could they be clarifying? 	could I have clarified?
could you have clarified?
could he have clarified?
could we have clarified?
could you have clarified?
could they have clarified? 	could I have been clarifying?
could you have been clarifying?
could he have been clarifying?
could we have been clarifying?
could you have been clarifying?
could they have been clarifying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I clarify?
couldn't you clarify?
couldn't he clarify?
couldn't we clarify?
couldn't you clarify?
couldn't they clarify? 	couldn't I be clarifying?
couldn't you be clarifying?
couldn't he be clarifying?
couldn't we be clarifying?
couldn't you be clarifying?
couldn't they be clarifying? 	couldn't I have clarified?
couldn't you have clarified?
couldn't he have clarified?
couldn't we have clarified?
couldn't you have clarified?
couldn't they have clarified? 	couldn't I have been clarifying?
couldn't you have been clarifying?
couldn't he have been clarifying?
couldn't we have been clarifying?
couldn't you have been clarifying?
couldn't they have been clarifying?