could prologuise
Regular verb: prologuise - prologuised- prologuised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could prologuise
you could prologuise
she could prologuise
we could prologuise
you could prologuise
they could prologuise 	I could be prologuising
you could be prologuising
she could be prologuising
we could be prologuising
you could be prologuising
they could be prologuising	I could have prologuised
you could have prologuised
she could have prologuised
we could have prologuised
you could have prologuised
they could have prologuised	I could have been prologuising
you could have been prologuising
she could have been prologuising
we could have been prologuising
you could have been prologuising
they could have been prologuising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not prologuise
you could not prologuise
she could not prologuise
we could not prologuise
you could not prologuise
they could not prologuise 	I could not be prologuising
you could not be prologuising
she could not be prologuising
we could not be prologuising
you could not be prologuising
they could not be prologuising	I could not have prologuised
you could not have prologuised
she could not have prologuised
we could not have prologuised
you could not have prologuised
they could not have prologuised	I could not have been prologuising
you could not have been prologuising
she could not have been prologuising
we could not have been prologuising
you could not have been prologuising
they could not have been prologuising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I prologuise?
could you prologuise?
could she prologuise?
could we prologuise?
could you prologuise?
could they prologuise? 	could I be prologuising?
could you be prologuising?
could she be prologuising?
could we be prologuising?
could you be prologuising?
could they be prologuising? 	could I have prologuised?
could you have prologuised?
could she have prologuised?
could we have prologuised?
could you have prologuised?
could they have prologuised? 	could I have been prologuising?
could you have been prologuising?
could she have been prologuising?
could we have been prologuising?
could you have been prologuising?
could they have been prologuising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not prologuise?
could you not prologuise?
could she not prologuise?
could we not prologuise?
could you not prologuise?
could they not prologuise? 	could I not be prologuising?
could you not be prologuising?
could she not be prologuising?
could we not be prologuising?
could you not be prologuising?
could they not be prologuising? 	could I not have prologuised?
could you not have prologuised?
could she not have prologuised?
could we not have prologuised?
could you not have prologuised?
could they not have prologuised? 	could I not have been prologuising?
could you not have been prologuising?
could she not have been prologuising?
could we not have been prologuising?
could you not have been prologuising?
could they not have been prologuising?