English verb conjugation
OUGHT TO ITCH

Regular verb: itch - itched - itched

Affirmation

Simple form	V-ing form
I ought to itch you ought to itch he ought to itch we ought to itch you ought to itch they ought to itch	I ought to be itching you ought to be itching he ought to be itching we ought to be itching you ought to be itching they ought to be itching
Perfect	V-ing perfect
I ought to have itched you ought to have itched he ought to have itched we ought to have itched you ought to have itched they ought to have itched	I ought to have been itching you ought to have been itching he ought to have been itching we ought to have been itching you ought to have been itching they ought to have been itching

Negation

Simple form	V-ing form
I ought not to itch you ought not to itch he ought not to itch we ought not to itch you ought not to itch they ought not to itch	I ought not to itching you ought not to itching he ought not to itching we ought not to itching you ought not to itching they ought not to itching
Perfect	V-ing perfect
I ought not to have itched you ought not to have itched he ought not to have itched we ought not to have itched you ought not to have itched they ought not to have itched	I ought not to have been itching you ought not to have been itching he ought not to have been itching we ought not to have been itching you ought not to have been itching they ought not to have been itching

Interrogative form

Simple form	V-ing form
ought to I itch? ought to you itch? ought to he itch? ought to we itch? ought to you itch? ought to they itch?	ought to I be itching? ought to you be itching? ought to he be itching? ought to we be itching? ought to you be itching? ought to they be itching?
Perfect	V-ing perfect
ought to I have itched? ought to you have itched? ought to he have itched? ought to we have itched? ought to you have itched? ought to they have itched?	ought to I have been itching? ought to you have been itching? ought to he have been itching? ought to we have been itching? ought to you have been itching? ought to they have been itching?

Interro-negative form

Simple form	V-ing form
ought I not to itch? ought you not to itch? ought he not to itch? ought we not to itch? ought you not to itch? ought they not to itch?	ought I not to be itching? ought you not to be itching? ought he not to be itching? ought we not to be itching? ought you not to be itching? ought they not to be itching?
Perfect	V-ing perfect
ought I not to have itched? ought you not to have itched? ought he not to have itched? ought we not to have itched? ought you not to have itched? ought they not to have itched?	ought I not to have been itching? ought you not to have been itching? ought he not to have been itching? ought we not to have been itching? ought you not to have been itching? ought they not to have been itching?