could pollen
Regular verb: pollen - pollened- pollened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could pollen
you could pollen
she could pollen
we could pollen
you could pollen
they could pollen 	I could be pollening
you could be pollening
she could be pollening
we could be pollening
you could be pollening
they could be pollening	I could have pollened
you could have pollened
she could have pollened
we could have pollened
you could have pollened
they could have pollened	I could have been pollening
you could have been pollening
she could have been pollening
we could have been pollening
you could have been pollening
they could have been pollening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not pollen
you could not pollen
she could not pollen
we could not pollen
you could not pollen
they could not pollen 	I could not be pollening
you could not be pollening
she could not be pollening
we could not be pollening
you could not be pollening
they could not be pollening	I could not have pollened
you could not have pollened
she could not have pollened
we could not have pollened
you could not have pollened
they could not have pollened	I could not have been pollening
you could not have been pollening
she could not have been pollening
we could not have been pollening
you could not have been pollening
they could not have been pollening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I pollen?
could you pollen?
could she pollen?
could we pollen?
could you pollen?
could they pollen? 	could I be pollening?
could you be pollening?
could she be pollening?
could we be pollening?
could you be pollening?
could they be pollening? 	could I have pollened?
could you have pollened?
could she have pollened?
could we have pollened?
could you have pollened?
could they have pollened? 	could I have been pollening?
could you have been pollening?
could she have been pollening?
could we have been pollening?
could you have been pollening?
could they have been pollening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not pollen?
could you not pollen?
could she not pollen?
could we not pollen?
could you not pollen?
could they not pollen? 	could I not be pollening?
could you not be pollening?
could she not be pollening?
could we not be pollening?
could you not be pollening?
could they not be pollening? 	could I not have pollened?
could you not have pollened?
could she not have pollened?
could we not have pollened?
could you not have pollened?
could they not have pollened? 	could I not have been pollening?
could you not have been pollening?
could she not have been pollening?
could we not have been pollening?
could you not have been pollening?
could they not have been pollening?