ought to preformat
Regular verb: preformat - preformated- preformated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to preformat
you ought to preformat
he ought to preformat
we ought to preformat
you ought to preformat
they ought to preformat 	I ought to be preformating
you ought to be preformating
he ought to be preformating
we ought to be preformating
you ought to be preformating
they ought to be preformating	I ought to have preformated
you ought to have preformated
he ought to have preformated
we ought to have preformated
you ought to have preformated
they ought to have preformated	I ought to have been preformating
you ought to have been preformating
he ought to have been preformating
we ought to have been preformating
you ought to have been preformating
they ought to have been preformating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to preformat
you oughtn't to preformat
he oughtn't to preformat
we oughtn't to preformat
you oughtn't to preformat
they oughtn't to preformat 	I oughtn't to be preformating
you oughtn't to be preformating
he oughtn't to be preformating
we oughtn't to be preformating
you oughtn't to be preformating
they oughtn't to be preformating	I oughtn't to have preformated
you oughtn't to have preformated
he oughtn't to have preformated
we oughtn't to have preformated
you oughtn't to have preformated
they oughtn't to have preformated	I oughtn't to have been preformating
you oughtn't to have been preformating
he oughtn't to have been preformating
we oughtn't to have been preformating
you oughtn't to have been preformating
they oughtn't to have been preformating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I preformat?
ought to you preformat?
ought to he preformat?
ought to we preformat?
ought to you preformat?
ought to they preformat? 	ought to I be preformating?
ought to you be preformating?
ought to he be preformating?
ought to we be preformating?
ought to you be preformating?
ought to they be preformating? 	ought to I have preformated?
ought to you have preformated?
ought to he have preformated?
ought to we have preformated?
ought to you have preformated?
ought to they have preformated? 	ought to I have been preformating?
ought to you have been preformating?
ought to he have been preformating?
ought to we have been preformating?
ought to you have been preformating?
ought to they have been preformating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to preformat?
oughtn't you to preformat?
oughtn't he to preformat?
oughtn't we to preformat?
oughtn't you to preformat?
oughtn't they to preformat? 	oughtn't I to be preformating?
oughtn't you to be preformating?
oughtn't he to be preformating?
oughtn't we to be preformating?
oughtn't you to be preformating?
oughtn't they to be preformating? 	oughtn't I to have preformated?
oughtn't you to have preformated?
oughtn't he to have preformated?
oughtn't we to have preformated?
oughtn't you to have preformated?
oughtn't they to have preformated? 	oughtn't I to have been preformating?
oughtn't you to have been preformating?
oughtn't he to have been preformating?
oughtn't we to have been preformating?
oughtn't you to have been preformating?
oughtn't they to have been preformating?