could against
Regular verb: against - againsted- againsted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could against
you could against
he could against
we could against
you could against
they could against 	I could be againsting
you could be againsting
he could be againsting
we could be againsting
you could be againsting
they could be againsting	I could have againsted
you could have againsted
he could have againsted
we could have againsted
you could have againsted
they could have againsted	I could have been againsting
you could have been againsting
he could have been againsting
we could have been againsting
you could have been againsting
they could have been againsting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't against
you couldn't against
he couldn't against
we couldn't against
you couldn't against
they couldn't against 	I couldn't be againsting
you couldn't be againsting
he couldn't be againsting
we couldn't be againsting
you couldn't be againsting
they couldn't be againsting	I couldn't have againsted
you couldn't have againsted
he couldn't have againsted
we couldn't have againsted
you couldn't have againsted
they couldn't have againsted	I couldn't have been againsting
you couldn't have been againsting
he couldn't have been againsting
we couldn't have been againsting
you couldn't have been againsting
they couldn't have been againsting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I against?
could you against?
could he against?
could we against?
could you against?
could they against? 	could I be againsting?
could you be againsting?
could he be againsting?
could we be againsting?
could you be againsting?
could they be againsting? 	could I have againsted?
could you have againsted?
could he have againsted?
could we have againsted?
could you have againsted?
could they have againsted? 	could I have been againsting?
could you have been againsting?
could he have been againsting?
could we have been againsting?
could you have been againsting?
could they have been againsting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I against?
couldn't you against?
couldn't he against?
couldn't we against?
couldn't you against?
couldn't they against? 	couldn't I be againsting?
couldn't you be againsting?
couldn't he be againsting?
couldn't we be againsting?
couldn't you be againsting?
couldn't they be againsting? 	couldn't I have againsted?
couldn't you have againsted?
couldn't he have againsted?
couldn't we have againsted?
couldn't you have againsted?
couldn't they have againsted? 	couldn't I have been againsting?
couldn't you have been againsting?
couldn't he have been againsting?
couldn't we have been againsting?
couldn't you have been againsting?
couldn't they have been againsting?