ought to fuel
Regular verb: fuel - fuelled- fuelled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to fuel
you ought to fuel
she ought to fuel
we ought to fuel
you ought to fuel
they ought to fuel 	I ought to be fuelling
you ought to be fuelling
she ought to be fuelling
we ought to be fuelling
you ought to be fuelling
they ought to be fuelling	I ought to have fuelled
you ought to have fuelled
she ought to have fuelled
we ought to have fuelled
you ought to have fuelled
they ought to have fuelled	I ought to have been fuelling
you ought to have been fuelling
she ought to have been fuelling
we ought to have been fuelling
you ought to have been fuelling
they ought to have been fuelling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to fuel
you ought not to fuel
she ought not to fuel
we ought not to fuel
you ought not to fuel
they ought not to fuel 	I ought not to fuelling
you ought not to fuelling
she ought not to fuelling
we ought not to fuelling
you ought not to fuelling
they ought not to fuelling	I ought not to have fuelled
you ought not to have fuelled
she ought not to have fuelled
we ought not to have fuelled
you ought not to have fuelled
they ought not to have fuelled	I ought not to have been fuelling
you ought not to have been fuelling
she ought not to have been fuelling
we ought not to have been fuelling
you ought not to have been fuelling
they ought not to have been fuelling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I fuel?
ought to you fuel?
ought to she fuel?
ought to we fuel?
ought to you fuel?
ought to they fuel? 	ought to I be fuelling?
ought to you be fuelling?
ought to she be fuelling?
ought to we be fuelling?
ought to you be fuelling?
ought to they be fuelling? 	ought to I have fuelled?
ought to you have fuelled?
ought to she have fuelled?
ought to we have fuelled?
ought to you have fuelled?
ought to they have fuelled? 	ought to I have been fuelling?
ought to you have been fuelling?
ought to she have been fuelling?
ought to we have been fuelling?
ought to you have been fuelling?
ought to they have been fuelling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to fuel?
ought you not to fuel?
ought she not to fuel?
ought we not to fuel?
ought you not to fuel?
ought they not to fuel? 	ought I not to be fuelling?
ought you not to be fuelling?
ought she not to be fuelling?
ought we not to be fuelling?
ought you not to be fuelling?
ought they not to be fuelling? 	ought I not to have fuelled?
ought you not to have fuelled?
ought she not to have fuelled?
ought we not to have fuelled?
ought you not to have fuelled?
ought they not to have fuelled? 	ought I not to have been fuelling?
ought you not to have been fuelling?
ought she not to have been fuelling?
ought we not to have been fuelling?
ought you not to have been fuelling?
ought they not to have been fuelling?