ought to form
Regular verb: form - formed- formed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to form
you ought to form
she ought to form
we ought to form
you ought to form
they ought to form 	I ought to be forming
you ought to be forming
she ought to be forming
we ought to be forming
you ought to be forming
they ought to be forming	I ought to have formed
you ought to have formed
she ought to have formed
we ought to have formed
you ought to have formed
they ought to have formed	I ought to have been forming
you ought to have been forming
she ought to have been forming
we ought to have been forming
you ought to have been forming
they ought to have been forming	

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

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I form?
ought to you form?
ought to she form?
ought to we form?
ought to you form?
ought to they form? 	ought to I be forming?
ought to you be forming?
ought to she be forming?
ought to we be forming?
ought to you be forming?
ought to they be forming? 	ought to I have formed?
ought to you have formed?
ought to she have formed?
ought to we have formed?
ought to you have formed?
ought to they have formed? 	ought to I have been forming?
ought to you have been forming?
ought to she have been forming?
ought to we have been forming?
ought to you have been forming?
ought to they have been forming? 	

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