ought to thieve
Regular verb: thieve - thieved- thieved

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to thieve
you ought to thieve
he ought to thieve
we ought to thieve
you ought to thieve
they ought to thieve 	I ought to be thieving
you ought to be thieving
he ought to be thieving
we ought to be thieving
you ought to be thieving
they ought to be thieving	I ought to have thieved
you ought to have thieved
he ought to have thieved
we ought to have thieved
you ought to have thieved
they ought to have thieved	I ought to have been thieving
you ought to have been thieving
he ought to have been thieving
we ought to have been thieving
you ought to have been thieving
they ought to have been thieving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to thieve
you oughtn't to thieve
he oughtn't to thieve
we oughtn't to thieve
you oughtn't to thieve
they oughtn't to thieve 	I oughtn't to be thieving
you oughtn't to be thieving
he oughtn't to be thieving
we oughtn't to be thieving
you oughtn't to be thieving
they oughtn't to be thieving	I oughtn't to have thieved
you oughtn't to have thieved
he oughtn't to have thieved
we oughtn't to have thieved
you oughtn't to have thieved
they oughtn't to have thieved	I oughtn't to have been thieving
you oughtn't to have been thieving
he oughtn't to have been thieving
we oughtn't to have been thieving
you oughtn't to have been thieving
they oughtn't to have been thieving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I thieve?
ought to you thieve?
ought to he thieve?
ought to we thieve?
ought to you thieve?
ought to they thieve? 	ought to I be thieving?
ought to you be thieving?
ought to he be thieving?
ought to we be thieving?
ought to you be thieving?
ought to they be thieving? 	ought to I have thieved?
ought to you have thieved?
ought to he have thieved?
ought to we have thieved?
ought to you have thieved?
ought to they have thieved? 	ought to I have been thieving?
ought to you have been thieving?
ought to he have been thieving?
ought to we have been thieving?
ought to you have been thieving?
ought to they have been thieving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to thieve?
oughtn't you to thieve?
oughtn't he to thieve?
oughtn't we to thieve?
oughtn't you to thieve?
oughtn't they to thieve? 	oughtn't I to be thieving?
oughtn't you to be thieving?
oughtn't he to be thieving?
oughtn't we to be thieving?
oughtn't you to be thieving?
oughtn't they to be thieving? 	oughtn't I to have thieved?
oughtn't you to have thieved?
oughtn't he to have thieved?
oughtn't we to have thieved?
oughtn't you to have thieved?
oughtn't they to have thieved? 	oughtn't I to have been thieving?
oughtn't you to have been thieving?
oughtn't he to have been thieving?
oughtn't we to have been thieving?
oughtn't you to have been thieving?
oughtn't they to have been thieving?