could prescreen
Regular verb: prescreen - prescreened- prescreened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could prescreen
you could prescreen
she could prescreen
we could prescreen
you could prescreen
they could prescreen 	I could be prescreening
you could be prescreening
she could be prescreening
we could be prescreening
you could be prescreening
they could be prescreening	I could have prescreened
you could have prescreened
she could have prescreened
we could have prescreened
you could have prescreened
they could have prescreened	I could have been prescreening
you could have been prescreening
she could have been prescreening
we could have been prescreening
you could have been prescreening
they could have been prescreening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not prescreen
you could not prescreen
she could not prescreen
we could not prescreen
you could not prescreen
they could not prescreen 	I could not be prescreening
you could not be prescreening
she could not be prescreening
we could not be prescreening
you could not be prescreening
they could not be prescreening	I could not have prescreened
you could not have prescreened
she could not have prescreened
we could not have prescreened
you could not have prescreened
they could not have prescreened	I could not have been prescreening
you could not have been prescreening
she could not have been prescreening
we could not have been prescreening
you could not have been prescreening
they could not have been prescreening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I prescreen?
could you prescreen?
could she prescreen?
could we prescreen?
could you prescreen?
could they prescreen? 	could I be prescreening?
could you be prescreening?
could she be prescreening?
could we be prescreening?
could you be prescreening?
could they be prescreening? 	could I have prescreened?
could you have prescreened?
could she have prescreened?
could we have prescreened?
could you have prescreened?
could they have prescreened? 	could I have been prescreening?
could you have been prescreening?
could she have been prescreening?
could we have been prescreening?
could you have been prescreening?
could they have been prescreening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not prescreen?
could you not prescreen?
could she not prescreen?
could we not prescreen?
could you not prescreen?
could they not prescreen? 	could I not be prescreening?
could you not be prescreening?
could she not be prescreening?
could we not be prescreening?
could you not be prescreening?
could they not be prescreening? 	could I not have prescreened?
could you not have prescreened?
could she not have prescreened?
could we not have prescreened?
could you not have prescreened?
could they not have prescreened? 	could I not have been prescreening?
could you not have been prescreening?
could she not have been prescreening?
could we not have been prescreening?
could you not have been prescreening?
could they not have been prescreening?