English verb conjugation
OUGHT TO OVERBILL

Regular verb: overbill - overbilled - overbilled

Affirmation

Simple form	V-ing form
I ought to overbill you ought to overbill she ought to overbill we ought to overbill you ought to overbill they ought to overbill	I ought to be overbilling you ought to be overbilling she ought to be overbilling we ought to be overbilling you ought to be overbilling they ought to be overbilling
Perfect	V-ing perfect
I ought to have overbilled you ought to have overbilled she ought to have overbilled we ought to have overbilled you ought to have overbilled they ought to have overbilled	I ought to have been overbilling you ought to have been overbilling she ought to have been overbilling we ought to have been overbilling you ought to have been overbilling they ought to have been overbilling

Negation

Simple form	V-ing form
I ought not to overbill you ought not to overbill she ought not to overbill we ought not to overbill you ought not to overbill they ought not to overbill	I ought not to overbilling you ought not to overbilling she ought not to overbilling we ought not to overbilling you ought not to overbilling they ought not to overbilling
Perfect	V-ing perfect
I ought not to have overbilled you ought not to have overbilled she ought not to have overbilled we ought not to have overbilled you ought not to have overbilled they ought not to have overbilled	I ought not to have been overbilling you ought not to have been overbilling she ought not to have been overbilling we ought not to have been overbilling you ought not to have been overbilling they ought not to have been overbilling

Interrogative form

Simple form	V-ing form
ought to I overbill? ought to you overbill? ought to she overbill? ought to we overbill? ought to you overbill? ought to they overbill?	ought to I be overbilling? ought to you be overbilling? ought to she be overbilling? ought to we be overbilling? ought to you be overbilling? ought to they be overbilling?
Perfect	V-ing perfect
ought to I have overbilled? ought to you have overbilled? ought to she have overbilled? ought to we have overbilled? ought to you have overbilled? ought to they have overbilled?	ought to I have been overbilling? ought to you have been overbilling? ought to she have been overbilling? ought to we have been overbilling? ought to you have been overbilling? ought to they have been overbilling?

Interro-negative form

Simple form	V-ing form
ought I not to overbill? ought you not to overbill? ought she not to overbill? ought we not to overbill? ought you not to overbill? ought they not to overbill?	ought I not to be overbilling? ought you not to be overbilling? ought she not to be overbilling? ought we not to be overbilling? ought you not to be overbilling? ought they not to be overbilling?
Perfect	V-ing perfect
ought I not to have overbilled? ought you not to have overbilled? ought she not to have overbilled? ought we not to have overbilled? ought you not to have overbilled? ought they not to have overbilled?	ought I not to have been overbilling? ought you not to have been overbilling? ought she not to have been overbilling? ought we not to have been overbilling? ought you not to have been overbilling? ought they not to have been overbilling?