English verb conjugation
OUGHT TO ALIBI

Regular verb: alibi - alibied - alibied

Affirmation

Simple form	V-ing form
I ought to alibi you ought to alibi she ought to alibi we ought to alibi you ought to alibi they ought to alibi	I ought to be alibiing you ought to be alibiing she ought to be alibiing we ought to be alibiing you ought to be alibiing they ought to be alibiing
Perfect	V-ing perfect
I ought to have alibied you ought to have alibied she ought to have alibied we ought to have alibied you ought to have alibied they ought to have alibied	I ought to have been alibiing you ought to have been alibiing she ought to have been alibiing we ought to have been alibiing you ought to have been alibiing they ought to have been alibiing

Negation

Simple form	V-ing form
I ought not to alibi you ought not to alibi she ought not to alibi we ought not to alibi you ought not to alibi they ought not to alibi	I ought not to alibiing you ought not to alibiing she ought not to alibiing we ought not to alibiing you ought not to alibiing they ought not to alibiing
Perfect	V-ing perfect
I ought not to have alibied you ought not to have alibied she ought not to have alibied we ought not to have alibied you ought not to have alibied they ought not to have alibied	I ought not to have been alibiing you ought not to have been alibiing she ought not to have been alibiing we ought not to have been alibiing you ought not to have been alibiing they ought not to have been alibiing

Interrogative form

Simple form	V-ing form
ought to I alibi? ought to you alibi? ought to she alibi? ought to we alibi? ought to you alibi? ought to they alibi?	ought to I be alibiing? ought to you be alibiing? ought to she be alibiing? ought to we be alibiing? ought to you be alibiing? ought to they be alibiing?
Perfect	V-ing perfect
ought to I have alibied? ought to you have alibied? ought to she have alibied? ought to we have alibied? ought to you have alibied? ought to they have alibied?	ought to I have been alibiing? ought to you have been alibiing? ought to she have been alibiing? ought to we have been alibiing? ought to you have been alibiing? ought to they have been alibiing?

Interro-negative form

Simple form	V-ing form
ought I not to alibi? ought you not to alibi? ought she not to alibi? ought we not to alibi? ought you not to alibi? ought they not to alibi?	ought I not to be alibiing? ought you not to be alibiing? ought she not to be alibiing? ought we not to be alibiing? ought you not to be alibiing? ought they not to be alibiing?
Perfect	V-ing perfect
ought I not to have alibied? ought you not to have alibied? ought she not to have alibied? ought we not to have alibied? ought you not to have alibied? ought they not to have alibied?	ought I not to have been alibiing? ought you not to have been alibiing? ought she not to have been alibiing? ought we not to have been alibiing? ought you not to have been alibiing? ought they not to have been alibiing?