could presell
Irregular verb: presell - presold- presold

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could presell
you could presell
he could presell
we could presell
you could presell
they could presell 	I could be preselling
you could be preselling
he could be preselling
we could be preselling
you could be preselling
they could be preselling	I could have presold
you could have presold
he could have presold
we could have presold
you could have presold
they could have presold	I could have been preselling
you could have been preselling
he could have been preselling
we could have been preselling
you could have been preselling
they could have been preselling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't presell
you couldn't presell
he couldn't presell
we couldn't presell
you couldn't presell
they couldn't presell 	I couldn't be preselling
you couldn't be preselling
he couldn't be preselling
we couldn't be preselling
you couldn't be preselling
they couldn't be preselling	I couldn't have presold
you couldn't have presold
he couldn't have presold
we couldn't have presold
you couldn't have presold
they couldn't have presold	I couldn't have been preselling
you couldn't have been preselling
he couldn't have been preselling
we couldn't have been preselling
you couldn't have been preselling
they couldn't have been preselling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I presell?
could you presell?
could he presell?
could we presell?
could you presell?
could they presell? 	could I be preselling?
could you be preselling?
could he be preselling?
could we be preselling?
could you be preselling?
could they be preselling? 	could I have presold?
could you have presold?
could he have presold?
could we have presold?
could you have presold?
could they have presold? 	could I have been preselling?
could you have been preselling?
could he have been preselling?
could we have been preselling?
could you have been preselling?
could they have been preselling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I presell?
couldn't you presell?
couldn't he presell?
couldn't we presell?
couldn't you presell?
couldn't they presell? 	couldn't I be preselling?
couldn't you be preselling?
couldn't he be preselling?
couldn't we be preselling?
couldn't you be preselling?
couldn't they be preselling? 	couldn't I have presold?
couldn't you have presold?
couldn't he have presold?
couldn't we have presold?
couldn't you have presold?
couldn't they have presold? 	couldn't I have been preselling?
couldn't you have been preselling?
couldn't he have been preselling?
couldn't we have been preselling?
couldn't you have been preselling?
couldn't they have been preselling?