English verb conjugation
OUGHT TO INTERFILE

Regular verb: interfile - interfiled - interfiled

Affirmation

Simple form	V-ing form
I ought to interfile you ought to interfile she 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 she ought to be interfiling we ought to be interfiling you ought to be interfiling they ought to be interfiling
Perfect	V-ing perfect
I ought to have interfiled you ought to have interfiled she 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 she 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
I oughtn't to interfile you oughtn't to interfile she 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 she oughtn't to be interfiling we oughtn't to be interfiling you oughtn't to be interfiling they oughtn't to be interfiling
Perfect	V-ing perfect
I oughtn't to have interfiled you oughtn't to have interfiled she 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 she 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
ought to I interfile? ought to you interfile? ought to she 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 she be interfiling? ought to we be interfiling? ought to you be interfiling? ought to they be interfiling?
Perfect	V-ing perfect
ought to I have interfiled? ought to you have interfiled? ought to she 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 she 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
oughtn't I to interfile? oughtn't you to interfile? oughtn't she 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 she to be interfiling? oughtn't we to be interfiling? oughtn't you to be interfiling? oughtn't they to be interfiling?
Perfect	V-ing perfect
oughtn't I to have interfiled? oughtn't you to have interfiled? oughtn't she 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 she 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?