ought to grasp
Regular verb: grasp - grasped- grasped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to grasp
you ought to grasp
he ought to grasp
we ought to grasp
you ought to grasp
they ought to grasp 	I ought to be grasping
you ought to be grasping
he ought to be grasping
we ought to be grasping
you ought to be grasping
they ought to be grasping	I ought to have grasped
you ought to have grasped
he ought to have grasped
we ought to have grasped
you ought to have grasped
they ought to have grasped	I ought to have been grasping
you ought to have been grasping
he ought to have been grasping
we ought to have been grasping
you ought to have been grasping
they ought to have been grasping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to grasp
you oughtn't to grasp
he oughtn't to grasp
we oughtn't to grasp
you oughtn't to grasp
they oughtn't to grasp 	I oughtn't to be grasping
you oughtn't to be grasping
he oughtn't to be grasping
we oughtn't to be grasping
you oughtn't to be grasping
they oughtn't to be grasping	I oughtn't to have grasped
you oughtn't to have grasped
he oughtn't to have grasped
we oughtn't to have grasped
you oughtn't to have grasped
they oughtn't to have grasped	I oughtn't to have been grasping
you oughtn't to have been grasping
he oughtn't to have been grasping
we oughtn't to have been grasping
you oughtn't to have been grasping
they oughtn't to have been grasping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I grasp?
ought to you grasp?
ought to he grasp?
ought to we grasp?
ought to you grasp?
ought to they grasp? 	ought to I be grasping?
ought to you be grasping?
ought to he be grasping?
ought to we be grasping?
ought to you be grasping?
ought to they be grasping? 	ought to I have grasped?
ought to you have grasped?
ought to he have grasped?
ought to we have grasped?
ought to you have grasped?
ought to they have grasped? 	ought to I have been grasping?
ought to you have been grasping?
ought to he have been grasping?
ought to we have been grasping?
ought to you have been grasping?
ought to they have been grasping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to grasp?
oughtn't you to grasp?
oughtn't he to grasp?
oughtn't we to grasp?
oughtn't you to grasp?
oughtn't they to grasp? 	oughtn't I to be grasping?
oughtn't you to be grasping?
oughtn't he to be grasping?
oughtn't we to be grasping?
oughtn't you to be grasping?
oughtn't they to be grasping? 	oughtn't I to have grasped?
oughtn't you to have grasped?
oughtn't he to have grasped?
oughtn't we to have grasped?
oughtn't you to have grasped?
oughtn't they to have grasped? 	oughtn't I to have been grasping?
oughtn't you to have been grasping?
oughtn't he to have been grasping?
oughtn't we to have been grasping?
oughtn't you to have been grasping?
oughtn't they to have been grasping?