could consummate
Regular verb: consummate - consummated- consummated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could consummate
you could consummate
he could consummate
we could consummate
you could consummate
they could consummate 	I could be consummating
you could be consummating
he could be consummating
we could be consummating
you could be consummating
they could be consummating	I could have consummated
you could have consummated
he could have consummated
we could have consummated
you could have consummated
they could have consummated	I could have been consummating
you could have been consummating
he could have been consummating
we could have been consummating
you could have been consummating
they could have been consummating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't consummate
you couldn't consummate
he couldn't consummate
we couldn't consummate
you couldn't consummate
they couldn't consummate 	I couldn't be consummating
you couldn't be consummating
he couldn't be consummating
we couldn't be consummating
you couldn't be consummating
they couldn't be consummating	I couldn't have consummated
you couldn't have consummated
he couldn't have consummated
we couldn't have consummated
you couldn't have consummated
they couldn't have consummated	I couldn't have been consummating
you couldn't have been consummating
he couldn't have been consummating
we couldn't have been consummating
you couldn't have been consummating
they couldn't have been consummating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I consummate?
could you consummate?
could he consummate?
could we consummate?
could you consummate?
could they consummate? 	could I be consummating?
could you be consummating?
could he be consummating?
could we be consummating?
could you be consummating?
could they be consummating? 	could I have consummated?
could you have consummated?
could he have consummated?
could we have consummated?
could you have consummated?
could they have consummated? 	could I have been consummating?
could you have been consummating?
could he have been consummating?
could we have been consummating?
could you have been consummating?
could they have been consummating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I consummate?
couldn't you consummate?
couldn't he consummate?
couldn't we consummate?
couldn't you consummate?
couldn't they consummate? 	couldn't I be consummating?
couldn't you be consummating?
couldn't he be consummating?
couldn't we be consummating?
couldn't you be consummating?
couldn't they be consummating? 	couldn't I have consummated?
couldn't you have consummated?
couldn't he have consummated?
couldn't we have consummated?
couldn't you have consummated?
couldn't they have consummated? 	couldn't I have been consummating?
couldn't you have been consummating?
couldn't he have been consummating?
couldn't we have been consummating?
couldn't you have been consummating?
couldn't they have been consummating?