ought to grovel
Regular verb: grovel - grovelled- grovelled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to grovel
you ought to grovel
he ought to grovel
we ought to grovel
you ought to grovel
they ought to grovel 	I ought to be grovelling
you ought to be grovelling
he ought to be grovelling
we ought to be grovelling
you ought to be grovelling
they ought to be grovelling	I ought to have grovelled
you ought to have grovelled
he ought to have grovelled
we ought to have grovelled
you ought to have grovelled
they ought to have grovelled	I ought to have been grovelling
you ought to have been grovelling
he ought to have been grovelling
we ought to have been grovelling
you ought to have been grovelling
they ought to have been grovelling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to grovel
you oughtn't to grovel
he oughtn't to grovel
we oughtn't to grovel
you oughtn't to grovel
they oughtn't to grovel 	I oughtn't to be grovelling
you oughtn't to be grovelling
he oughtn't to be grovelling
we oughtn't to be grovelling
you oughtn't to be grovelling
they oughtn't to be grovelling	I oughtn't to have grovelled
you oughtn't to have grovelled
he oughtn't to have grovelled
we oughtn't to have grovelled
you oughtn't to have grovelled
they oughtn't to have grovelled	I oughtn't to have been grovelling
you oughtn't to have been grovelling
he oughtn't to have been grovelling
we oughtn't to have been grovelling
you oughtn't to have been grovelling
they oughtn't to have been grovelling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I grovel?
ought to you grovel?
ought to he grovel?
ought to we grovel?
ought to you grovel?
ought to they grovel? 	ought to I be grovelling?
ought to you be grovelling?
ought to he be grovelling?
ought to we be grovelling?
ought to you be grovelling?
ought to they be grovelling? 	ought to I have grovelled?
ought to you have grovelled?
ought to he have grovelled?
ought to we have grovelled?
ought to you have grovelled?
ought to they have grovelled? 	ought to I have been grovelling?
ought to you have been grovelling?
ought to he have been grovelling?
ought to we have been grovelling?
ought to you have been grovelling?
ought to they have been grovelling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to grovel?
oughtn't you to grovel?
oughtn't he to grovel?
oughtn't we to grovel?
oughtn't you to grovel?
oughtn't they to grovel? 	oughtn't I to be grovelling?
oughtn't you to be grovelling?
oughtn't he to be grovelling?
oughtn't we to be grovelling?
oughtn't you to be grovelling?
oughtn't they to be grovelling? 	oughtn't I to have grovelled?
oughtn't you to have grovelled?
oughtn't he to have grovelled?
oughtn't we to have grovelled?
oughtn't you to have grovelled?
oughtn't they to have grovelled? 	oughtn't I to have been grovelling?
oughtn't you to have been grovelling?
oughtn't he to have been grovelling?
oughtn't we to have been grovelling?
oughtn't you to have been grovelling?
oughtn't they to have been grovelling?