could uniform
Regular verb: uniform - uniformed- uniformed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could uniform
you could uniform
he could uniform
we could uniform
you could uniform
they could uniform 	I could be uniforming
you could be uniforming
he could be uniforming
we could be uniforming
you could be uniforming
they could be uniforming	I could have uniformed
you could have uniformed
he could have uniformed
we could have uniformed
you could have uniformed
they could have uniformed	I could have been uniforming
you could have been uniforming
he could have been uniforming
we could have been uniforming
you could have been uniforming
they could have been uniforming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't uniform
you couldn't uniform
he couldn't uniform
we couldn't uniform
you couldn't uniform
they couldn't uniform 	I couldn't be uniforming
you couldn't be uniforming
he couldn't be uniforming
we couldn't be uniforming
you couldn't be uniforming
they couldn't be uniforming	I couldn't have uniformed
you couldn't have uniformed
he couldn't have uniformed
we couldn't have uniformed
you couldn't have uniformed
they couldn't have uniformed	I couldn't have been uniforming
you couldn't have been uniforming
he couldn't have been uniforming
we couldn't have been uniforming
you couldn't have been uniforming
they couldn't have been uniforming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I uniform?
could you uniform?
could he uniform?
could we uniform?
could you uniform?
could they uniform? 	could I be uniforming?
could you be uniforming?
could he be uniforming?
could we be uniforming?
could you be uniforming?
could they be uniforming? 	could I have uniformed?
could you have uniformed?
could he have uniformed?
could we have uniformed?
could you have uniformed?
could they have uniformed? 	could I have been uniforming?
could you have been uniforming?
could he have been uniforming?
could we have been uniforming?
could you have been uniforming?
could they have been uniforming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I uniform?
couldn't you uniform?
couldn't he uniform?
couldn't we uniform?
couldn't you uniform?
couldn't they uniform? 	couldn't I be uniforming?
couldn't you be uniforming?
couldn't he be uniforming?
couldn't we be uniforming?
couldn't you be uniforming?
couldn't they be uniforming? 	couldn't I have uniformed?
couldn't you have uniformed?
couldn't he have uniformed?
couldn't we have uniformed?
couldn't you have uniformed?
couldn't they have uniformed? 	couldn't I have been uniforming?
couldn't you have been uniforming?
couldn't he have been uniforming?
couldn't we have been uniforming?
couldn't you have been uniforming?
couldn't they have been uniforming?