ought to fence
Regular verb: fence - fenced- fenced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to fence
you ought to fence
she ought to fence
we ought to fence
you ought to fence
they ought to fence 	I ought to be fencing
you ought to be fencing
she ought to be fencing
we ought to be fencing
you ought to be fencing
they ought to be fencing	I ought to have fenced
you ought to have fenced
she ought to have fenced
we ought to have fenced
you ought to have fenced
they ought to have fenced	I ought to have been fencing
you ought to have been fencing
she ought to have been fencing
we ought to have been fencing
you ought to have been fencing
they ought to have been fencing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to fence
you oughtn't to fence
she oughtn't to fence
we oughtn't to fence
you oughtn't to fence
they oughtn't to fence 	I oughtn't to be fencing
you oughtn't to be fencing
she oughtn't to be fencing
we oughtn't to be fencing
you oughtn't to be fencing
they oughtn't to be fencing	I oughtn't to have fenced
you oughtn't to have fenced
she oughtn't to have fenced
we oughtn't to have fenced
you oughtn't to have fenced
they oughtn't to have fenced	I oughtn't to have been fencing
you oughtn't to have been fencing
she oughtn't to have been fencing
we oughtn't to have been fencing
you oughtn't to have been fencing
they oughtn't to have been fencing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I fence?
ought to you fence?
ought to she fence?
ought to we fence?
ought to you fence?
ought to they fence? 	ought to I be fencing?
ought to you be fencing?
ought to she be fencing?
ought to we be fencing?
ought to you be fencing?
ought to they be fencing? 	ought to I have fenced?
ought to you have fenced?
ought to she have fenced?
ought to we have fenced?
ought to you have fenced?
ought to they have fenced? 	ought to I have been fencing?
ought to you have been fencing?
ought to she have been fencing?
ought to we have been fencing?
ought to you have been fencing?
ought to they have been fencing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to fence?
oughtn't you to fence?
oughtn't she to fence?
oughtn't we to fence?
oughtn't you to fence?
oughtn't they to fence? 	oughtn't I to be fencing?
oughtn't you to be fencing?
oughtn't she to be fencing?
oughtn't we to be fencing?
oughtn't you to be fencing?
oughtn't they to be fencing? 	oughtn't I to have fenced?
oughtn't you to have fenced?
oughtn't she to have fenced?
oughtn't we to have fenced?
oughtn't you to have fenced?
oughtn't they to have fenced? 	oughtn't I to have been fencing?
oughtn't you to have been fencing?
oughtn't she to have been fencing?
oughtn't we to have been fencing?
oughtn't you to have been fencing?
oughtn't they to have been fencing?