English verb conjugation
OUGHT TO CRIB

Regular verb: crib - cribbed - cribbed

Affirmation

Simple form	V-ing form
I ought to crib you ought to crib he ought to crib we ought to crib you ought to crib they ought to crib	I ought to be cribbing you ought to be cribbing he ought to be cribbing we ought to be cribbing you ought to be cribbing they ought to be cribbing
Perfect	V-ing perfect
I ought to have cribbed you ought to have cribbed he ought to have cribbed we ought to have cribbed you ought to have cribbed they ought to have cribbed	I ought to have been cribbing you ought to have been cribbing he ought to have been cribbing we ought to have been cribbing you ought to have been cribbing they ought to have been cribbing

Negation

Simple form	V-ing form
I ought not to crib you ought not to crib he ought not to crib we ought not to crib you ought not to crib they ought not to crib	I ought not to cribbing you ought not to cribbing he ought not to cribbing we ought not to cribbing you ought not to cribbing they ought not to cribbing
Perfect	V-ing perfect
I ought not to have cribbed you ought not to have cribbed he ought not to have cribbed we ought not to have cribbed you ought not to have cribbed they ought not to have cribbed	I ought not to have been cribbing you ought not to have been cribbing he ought not to have been cribbing we ought not to have been cribbing you ought not to have been cribbing they ought not to have been cribbing

Interrogative form

Simple form	V-ing form
ought to I crib? ought to you crib? ought to he crib? ought to we crib? ought to you crib? ought to they crib?	ought to I be cribbing? ought to you be cribbing? ought to he be cribbing? ought to we be cribbing? ought to you be cribbing? ought to they be cribbing?
Perfect	V-ing perfect
ought to I have cribbed? ought to you have cribbed? ought to he have cribbed? ought to we have cribbed? ought to you have cribbed? ought to they have cribbed?	ought to I have been cribbing? ought to you have been cribbing? ought to he have been cribbing? ought to we have been cribbing? ought to you have been cribbing? ought to they have been cribbing?

Interro-negative form

Simple form	V-ing form
ought I not to crib? ought you not to crib? ought he not to crib? ought we not to crib? ought you not to crib? ought they not to crib?	ought I not to be cribbing? ought you not to be cribbing? ought he not to be cribbing? ought we not to be cribbing? ought you not to be cribbing? ought they not to be cribbing?
Perfect	V-ing perfect
ought I not to have cribbed? ought you not to have cribbed? ought he not to have cribbed? ought we not to have cribbed? ought you not to have cribbed? ought they not to have cribbed?	ought I not to have been cribbing? ought you not to have been cribbing? ought he not to have been cribbing? ought we not to have been cribbing? ought you not to have been cribbing? ought they not to have been cribbing?