could collide
Verbo regular: collide - collided- collided

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could collide
you could collide
she could collide
we could collide
you could collide
they could collide 	I could be colliding
you could be colliding
she could be colliding
we could be colliding
you could be colliding
they could be colliding	I could have collided
you could have collided
she could have collided
we could have collided
you could have collided
they could have collided	I could have been colliding
you could have been colliding
she could have been colliding
we could have been colliding
you could have been colliding
they could have been colliding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't collide
you couldn't collide
she couldn't collide
we couldn't collide
you couldn't collide
they couldn't collide 	I couldn't be colliding
you couldn't be colliding
she couldn't be colliding
we couldn't be colliding
you couldn't be colliding
they couldn't be colliding	I couldn't have collided
you couldn't have collided
she couldn't have collided
we couldn't have collided
you couldn't have collided
they couldn't have collided	I couldn't have been colliding
you couldn't have been colliding
she couldn't have been colliding
we couldn't have been colliding
you couldn't have been colliding
they couldn't have been colliding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I collide?
could you collide?
could she collide?
could we collide?
could you collide?
could they collide? 	could I be colliding?
could you be colliding?
could she be colliding?
could we be colliding?
could you be colliding?
could they be colliding? 	could I have collided?
could you have collided?
could she have collided?
could we have collided?
could you have collided?
could they have collided? 	could I have been colliding?
could you have been colliding?
could she have been colliding?
could we have been colliding?
could you have been colliding?
could they have been colliding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I collide?
couldn't you collide?
couldn't she collide?
couldn't we collide?
couldn't you collide?
couldn't they collide? 	couldn't I be colliding?
couldn't you be colliding?
couldn't she be colliding?
couldn't we be colliding?
couldn't you be colliding?
couldn't they be colliding? 	couldn't I have collided?
couldn't you have collided?
couldn't she have collided?
couldn't we have collided?
couldn't you have collided?
couldn't they have collided? 	couldn't I have been colliding?
couldn't you have been colliding?
couldn't she have been colliding?
couldn't we have been colliding?
couldn't you have been colliding?
couldn't they have been colliding?