English verb conjugation
OUGHT TO BURROW

Regular verb: burrow - burrowed - burrowed

Affirmation

Simple form	V-ing form
I ought to burrow you ought to burrow he ought to burrow we ought to burrow you ought to burrow they ought to burrow	I ought to be burrowing you ought to be burrowing he ought to be burrowing we ought to be burrowing you ought to be burrowing they ought to be burrowing
Perfect	V-ing perfect
I ought to have burrowed you ought to have burrowed he ought to have burrowed we ought to have burrowed you ought to have burrowed they ought to have burrowed	I ought to have been burrowing you ought to have been burrowing he ought to have been burrowing we ought to have been burrowing you ought to have been burrowing they ought to have been burrowing

Negation

Simple form	V-ing form
I ought not to burrow you ought not to burrow he ought not to burrow we ought not to burrow you ought not to burrow they ought not to burrow	I ought not to burrowing you ought not to burrowing he ought not to burrowing we ought not to burrowing you ought not to burrowing they ought not to burrowing
Perfect	V-ing perfect
I ought not to have burrowed you ought not to have burrowed he ought not to have burrowed we ought not to have burrowed you ought not to have burrowed they ought not to have burrowed	I ought not to have been burrowing you ought not to have been burrowing he ought not to have been burrowing we ought not to have been burrowing you ought not to have been burrowing they ought not to have been burrowing

Interrogative form

Simple form	V-ing form
ought to I burrow? ought to you burrow? ought to he burrow? ought to we burrow? ought to you burrow? ought to they burrow?	ought to I be burrowing? ought to you be burrowing? ought to he be burrowing? ought to we be burrowing? ought to you be burrowing? ought to they be burrowing?
Perfect	V-ing perfect
ought to I have burrowed? ought to you have burrowed? ought to he have burrowed? ought to we have burrowed? ought to you have burrowed? ought to they have burrowed?	ought to I have been burrowing? ought to you have been burrowing? ought to he have been burrowing? ought to we have been burrowing? ought to you have been burrowing? ought to they have been burrowing?

Interro-negative form

Simple form	V-ing form
ought I not to burrow? ought you not to burrow? ought he not to burrow? ought we not to burrow? ought you not to burrow? ought they not to burrow?	ought I not to be burrowing? ought you not to be burrowing? ought he not to be burrowing? ought we not to be burrowing? ought you not to be burrowing? ought they not to be burrowing?
Perfect	V-ing perfect
ought I not to have burrowed? ought you not to have burrowed? ought he not to have burrowed? ought we not to have burrowed? ought you not to have burrowed? ought they not to have burrowed?	ought I not to have been burrowing? ought you not to have been burrowing? ought he not to have been burrowing? ought we not to have been burrowing? ought you not to have been burrowing? ought they not to have been burrowing?