English verb conjugation
OUGHT TO SINK

Irregular verb: sink - sank, sunk - sunk

Affirmation

Simple form	V-ing form
I ought to sink you ought to sink she ought to sink we ought to sink you ought to sink they ought to sink	I ought to be sinking you ought to be sinking she ought to be sinking we ought to be sinking you ought to be sinking they ought to be sinking
Perfect	V-ing perfect
I ought to have sunk you ought to have sunk she ought to have sunk we ought to have sunk you ought to have sunk they ought to have sunk	I ought to have been sinking you ought to have been sinking she ought to have been sinking we ought to have been sinking you ought to have been sinking they ought to have been sinking

Negation

Simple form	V-ing form
I ought not to sink you ought not to sink she ought not to sink we ought not to sink you ought not to sink they ought not to sink	I ought not to sinking you ought not to sinking she ought not to sinking we ought not to sinking you ought not to sinking they ought not to sinking
Perfect	V-ing perfect
I ought not to have sunk you ought not to have sunk she ought not to have sunk we ought not to have sunk you ought not to have sunk they ought not to have sunk	I ought not to have been sinking you ought not to have been sinking she ought not to have been sinking we ought not to have been sinking you ought not to have been sinking they ought not to have been sinking

Interrogative form

Simple form	V-ing form
ought to I sink? ought to you sink? ought to she sink? ought to we sink? ought to you sink? ought to they sink?	ought to I be sinking? ought to you be sinking? ought to she be sinking? ought to we be sinking? ought to you be sinking? ought to they be sinking?
Perfect	V-ing perfect
ought to I have sunk? ought to you have sunk? ought to she have sunk? ought to we have sunk? ought to you have sunk? ought to they have sunk?	ought to I have been sinking? ought to you have been sinking? ought to she have been sinking? ought to we have been sinking? ought to you have been sinking? ought to they have been sinking?

Interro-negative form

Simple form	V-ing form
ought I not to sink? ought you not to sink? ought she not to sink? ought we not to sink? ought you not to sink? ought they not to sink?	ought I not to be sinking? ought you not to be sinking? ought she not to be sinking? ought we not to be sinking? ought you not to be sinking? ought they not to be sinking?
Perfect	V-ing perfect
ought I not to have sunk? ought you not to have sunk? ought she not to have sunk? ought we not to have sunk? ought you not to have sunk? ought they not to have sunk?	ought I not to have been sinking? ought you not to have been sinking? ought she not to have been sinking? ought we not to have been sinking? ought you not to have been sinking? ought they not to have been sinking?