could coordinate
Regular verb: coordinate - coordinated- coordinated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could coordinate
you could coordinate
she could coordinate
we could coordinate
you could coordinate
they could coordinate 	I could be coordinating
you could be coordinating
she could be coordinating
we could be coordinating
you could be coordinating
they could be coordinating	I could have coordinated
you could have coordinated
she could have coordinated
we could have coordinated
you could have coordinated
they could have coordinated	I could have been coordinating
you could have been coordinating
she could have been coordinating
we could have been coordinating
you could have been coordinating
they could have been coordinating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't coordinate
you couldn't coordinate
she couldn't coordinate
we couldn't coordinate
you couldn't coordinate
they couldn't coordinate 	I couldn't be coordinating
you couldn't be coordinating
she couldn't be coordinating
we couldn't be coordinating
you couldn't be coordinating
they couldn't be coordinating	I couldn't have coordinated
you couldn't have coordinated
she couldn't have coordinated
we couldn't have coordinated
you couldn't have coordinated
they couldn't have coordinated	I couldn't have been coordinating
you couldn't have been coordinating
she couldn't have been coordinating
we couldn't have been coordinating
you couldn't have been coordinating
they couldn't have been coordinating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I coordinate?
could you coordinate?
could she coordinate?
could we coordinate?
could you coordinate?
could they coordinate? 	could I be coordinating?
could you be coordinating?
could she be coordinating?
could we be coordinating?
could you be coordinating?
could they be coordinating? 	could I have coordinated?
could you have coordinated?
could she have coordinated?
could we have coordinated?
could you have coordinated?
could they have coordinated? 	could I have been coordinating?
could you have been coordinating?
could she have been coordinating?
could we have been coordinating?
could you have been coordinating?
could they have been coordinating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I coordinate?
couldn't you coordinate?
couldn't she coordinate?
couldn't we coordinate?
couldn't you coordinate?
couldn't they coordinate? 	couldn't I be coordinating?
couldn't you be coordinating?
couldn't she be coordinating?
couldn't we be coordinating?
couldn't you be coordinating?
couldn't they be coordinating? 	couldn't I have coordinated?
couldn't you have coordinated?
couldn't she have coordinated?
couldn't we have coordinated?
couldn't you have coordinated?
couldn't they have coordinated? 	couldn't I have been coordinating?
couldn't you have been coordinating?
couldn't she have been coordinating?
couldn't we have been coordinating?
couldn't you have been coordinating?
couldn't they have been coordinating?