could grasp
Verbo regular: grasp - grasped- grasped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could grasp
you could grasp
he could grasp
we could grasp
you could grasp
they could grasp 	I could be grasping
you could be grasping
he could be grasping
we could be grasping
you could be grasping
they could be grasping	I could have grasped
you could have grasped
he could have grasped
we could have grasped
you could have grasped
they could have grasped	I could have been grasping
you could have been grasping
he could have been grasping
we could have been grasping
you could have been grasping
they could have been grasping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not grasp
you could not grasp
he could not grasp
we could not grasp
you could not grasp
they could not grasp 	I could not be grasping
you could not be grasping
he could not be grasping
we could not be grasping
you could not be grasping
they could not be grasping	I could not have grasped
you could not have grasped
he could not have grasped
we could not have grasped
you could not have grasped
they could not have grasped	I could not have been grasping
you could not have been grasping
he could not have been grasping
we could not have been grasping
you could not have been grasping
they could not have been grasping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I grasp?
could you grasp?
could he grasp?
could we grasp?
could you grasp?
could they grasp? 	could I be grasping?
could you be grasping?
could he be grasping?
could we be grasping?
could you be grasping?
could they be grasping? 	could I have grasped?
could you have grasped?
could he have grasped?
could we have grasped?
could you have grasped?
could they have grasped? 	could I have been grasping?
could you have been grasping?
could he have been grasping?
could we have been grasping?
could you have been grasping?
could they have been grasping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not grasp?
could you not grasp?
could he not grasp?
could we not grasp?
could you not grasp?
could they not grasp? 	could I not be grasping?
could you not be grasping?
could he not be grasping?
could we not be grasping?
could you not be grasping?
could they not be grasping? 	could I not have grasped?
could you not have grasped?
could he not have grasped?
could we not have grasped?
could you not have grasped?
could they not have grasped? 	could I not have been grasping?
could you not have been grasping?
could he not have been grasping?
could we not have been grasping?
could you not have been grasping?
could they not have been grasping?