could validate
Regelmä&szlig;iges Verb: validate - validated- validated

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could validate
you could validate
he could validate
we could validate
you could validate
they could validate 	I could be validating
you could be validating
he could be validating
we could be validating
you could be validating
they could be validating	I could have validated
you could have validated
he could have validated
we could have validated
you could have validated
they could have validated	I could have been validating
you could have been validating
he could have been validating
we could have been validating
you could have been validating
they could have been validating	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't validate
you couldn't validate
he couldn't validate
we couldn't validate
you couldn't validate
they couldn't validate 	I couldn't be validating
you couldn't be validating
he couldn't be validating
we couldn't be validating
you couldn't be validating
they couldn't be validating	I couldn't have validated
you couldn't have validated
he couldn't have validated
we couldn't have validated
you couldn't have validated
they couldn't have validated	I couldn't have been validating
you couldn't have been validating
he couldn't have been validating
we couldn't have been validating
you couldn't have been validating
they couldn't have been validating	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I validate?
could you validate?
could he validate?
could we validate?
could you validate?
could they validate? 	could I be validating?
could you be validating?
could he be validating?
could we be validating?
could you be validating?
could they be validating? 	could I have validated?
could you have validated?
could he have validated?
could we have validated?
could you have validated?
could they have validated? 	could I have been validating?
could you have been validating?
could he have been validating?
could we have been validating?
could you have been validating?
could they have been validating? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I validate?
couldn't you validate?
couldn't he validate?
couldn't we validate?
couldn't you validate?
couldn't they validate? 	couldn't I be validating?
couldn't you be validating?
couldn't he be validating?
couldn't we be validating?
couldn't you be validating?
couldn't they be validating? 	couldn't I have validated?
couldn't you have validated?
couldn't he have validated?
couldn't we have validated?
couldn't you have validated?
couldn't they have validated? 	couldn't I have been validating?
couldn't you have been validating?
couldn't he have been validating?
couldn't we have been validating?
couldn't you have been validating?
couldn't they have been validating?