English verb conjugation
OUGHT TO FAIL FAIL

Regular verb: fail fail - fail failed - fail failed

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I ought to fail fail you ought to fail fail she ought to fail fail we ought to fail fail you ought to fail fail they ought to fail fail	I ought to be fail failing you ought to be fail failing she ought to be fail failing we ought to be fail failing you ought to be fail failing they ought to be fail failing
Perfect	V-ing perfect
I ought to have fail failed you ought to have fail failed she ought to have fail failed we ought to have fail failed you ought to have fail failed they ought to have fail failed	I ought to have been fail failing you ought to have been fail failing she ought to have been fail failing we ought to have been fail failing you ought to have been fail failing they ought to have been fail failing

Negation

Simple form	V-ing form
I oughtn't to fail fail you oughtn't to fail fail she oughtn't to fail fail we oughtn't to fail fail you oughtn't to fail fail they oughtn't to fail fail	I oughtn't to be fail failing you oughtn't to be fail failing she oughtn't to be fail failing we oughtn't to be fail failing you oughtn't to be fail failing they oughtn't to be fail failing
Perfect	V-ing perfect
I oughtn't to have fail failed you oughtn't to have fail failed she oughtn't to have fail failed we oughtn't to have fail failed you oughtn't to have fail failed they oughtn't to have fail failed	I oughtn't to have been fail failing you oughtn't to have been fail failing she oughtn't to have been fail failing we oughtn't to have been fail failing you oughtn't to have been fail failing they oughtn't to have been fail failing

Interrogative form

Simple form	V-ing form
ought to I fail fail? ought to you fail fail? ought to she fail fail? ought to we fail fail? ought to you fail fail? ought to they fail fail?	ought to I be fail failing? ought to you be fail failing? ought to she be fail failing? ought to we be fail failing? ought to you be fail failing? ought to they be fail failing?
Perfect	V-ing perfect
ought to I have fail failed? ought to you have fail failed? ought to she have fail failed? ought to we have fail failed? ought to you have fail failed? ought to they have fail failed?	ought to I have been fail failing? ought to you have been fail failing? ought to she have been fail failing? ought to we have been fail failing? ought to you have been fail failing? ought to they have been fail failing?

Interro-negative form

Simple form	V-ing form
oughtn't I to fail fail? oughtn't you to fail fail? oughtn't she to fail fail? oughtn't we to fail fail? oughtn't you to fail fail? oughtn't they to fail fail?	oughtn't I to be fail failing? oughtn't you to be fail failing? oughtn't she to be fail failing? oughtn't we to be fail failing? oughtn't you to be fail failing? oughtn't they to be fail failing?
Perfect	V-ing perfect
oughtn't I to have fail failed? oughtn't you to have fail failed? oughtn't she to have fail failed? oughtn't we to have fail failed? oughtn't you to have fail failed? oughtn't they to have fail failed?	oughtn't I to have been fail failing? oughtn't you to have been fail failing? oughtn't she to have been fail failing? oughtn't we to have been fail failing? oughtn't you to have been fail failing? oughtn't they to have been fail failing?