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 he 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 he 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 he 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 he 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 ought not to fail fail you ought not to fail fail he ought not to fail fail we ought not to fail fail you ought not to fail fail they ought not to fail fail	I ought not to fail failing you ought not to fail failing he ought not to fail failing we ought not to fail failing you ought not to fail failing they ought not to fail failing
Perfect	V-ing perfect
I ought not to have fail failed you ought not to have fail failed he ought not to have fail failed we ought not to have fail failed you ought not to have fail failed they ought not to have fail failed	I ought not to have been fail failing you ought not to have been fail failing he ought not to have been fail failing we ought not to have been fail failing you ought not to have been fail failing they ought not to have been fail failing

Interrogative form

Simple form	V-ing form
ought to I fail fail? ought to you fail fail? ought to he 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 he 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 he 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 he 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
ought I not to fail fail? ought you not to fail fail? ought he not to fail fail? ought we not to fail fail? ought you not to fail fail? ought they not to fail fail?	ought I not to be fail failing? ought you not to be fail failing? ought he not to be fail failing? ought we not to be fail failing? ought you not to be fail failing? ought they not to be fail failing?
Perfect	V-ing perfect
ought I not to have fail failed? ought you not to have fail failed? ought he not to have fail failed? ought we not to have fail failed? ought you not to have fail failed? ought they not to have fail failed?	ought I not to have been fail failing? ought you not to have been fail failing? ought he not to have been fail failing? ought we not to have been fail failing? ought you not to have been fail failing? ought they not to have been fail failing?