ought to interfile
Regular verb: interfile - interfiled- interfiled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to interfile
you ought to interfile
he ought to interfile
we ought to interfile
you ought to interfile
they ought to interfile 	I ought to be interfiling
you ought to be interfiling
he ought to be interfiling
we ought to be interfiling
you ought to be interfiling
they ought to be interfiling	I ought to have interfiled
you ought to have interfiled
he ought to have interfiled
we ought to have interfiled
you ought to have interfiled
they ought to have interfiled	I ought to have been interfiling
you ought to have been interfiling
he ought to have been interfiling
we ought to have been interfiling
you ought to have been interfiling
they ought to have been interfiling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to interfile
you oughtn't to interfile
he oughtn't to interfile
we oughtn't to interfile
you oughtn't to interfile
they oughtn't to interfile 	I oughtn't to be interfiling
you oughtn't to be interfiling
he oughtn't to be interfiling
we oughtn't to be interfiling
you oughtn't to be interfiling
they oughtn't to be interfiling	I oughtn't to have interfiled
you oughtn't to have interfiled
he oughtn't to have interfiled
we oughtn't to have interfiled
you oughtn't to have interfiled
they oughtn't to have interfiled	I oughtn't to have been interfiling
you oughtn't to have been interfiling
he oughtn't to have been interfiling
we oughtn't to have been interfiling
you oughtn't to have been interfiling
they oughtn't to have been interfiling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I interfile?
ought to you interfile?
ought to he interfile?
ought to we interfile?
ought to you interfile?
ought to they interfile? 	ought to I be interfiling?
ought to you be interfiling?
ought to he be interfiling?
ought to we be interfiling?
ought to you be interfiling?
ought to they be interfiling? 	ought to I have interfiled?
ought to you have interfiled?
ought to he have interfiled?
ought to we have interfiled?
ought to you have interfiled?
ought to they have interfiled? 	ought to I have been interfiling?
ought to you have been interfiling?
ought to he have been interfiling?
ought to we have been interfiling?
ought to you have been interfiling?
ought to they have been interfiling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to interfile?
oughtn't you to interfile?
oughtn't he to interfile?
oughtn't we to interfile?
oughtn't you to interfile?
oughtn't they to interfile? 	oughtn't I to be interfiling?
oughtn't you to be interfiling?
oughtn't he to be interfiling?
oughtn't we to be interfiling?
oughtn't you to be interfiling?
oughtn't they to be interfiling? 	oughtn't I to have interfiled?
oughtn't you to have interfiled?
oughtn't he to have interfiled?
oughtn't we to have interfiled?
oughtn't you to have interfiled?
oughtn't they to have interfiled? 	oughtn't I to have been interfiling?
oughtn't you to have been interfiling?
oughtn't he to have been interfiling?
oughtn't we to have been interfiling?
oughtn't you to have been interfiling?
oughtn't they to have been interfiling?