I ought to skimp you ought to skimp she ought to skimp we ought to skimp you ought to skimp they ought to skimp
V-ing form
I ought to be skimping you ought to be skimping she ought to be skimping we ought to be skimping you ought to be skimping they ought to be skimping
Perfect
I ought to have skimped you ought to have skimped she ought to have skimped we ought to have skimped you ought to have skimped they ought to have skimped
V-ing perfect
I ought to have been skimping you ought to have been skimping she ought to have been skimping we ought to have been skimping you ought to have been skimping they ought to have been skimping
Negation
Simple form
I ought not to skimp you ought not to skimp she ought not to skimp we ought not to skimp you ought not to skimp they ought not to skimp
V-ing form
I ought not to skimping you ought not to skimping she ought not to skimping we ought not to skimping you ought not to skimping they ought not to skimping
Perfect
I ought not to have skimped you ought not to have skimped she ought not to have skimped we ought not to have skimped you ought not to have skimped they ought not to have skimped
V-ing perfect
I ought not to have been skimping you ought not to have been skimping she ought not to have been skimping we ought not to have been skimping you ought not to have been skimping they ought not to have been skimping
Interrogative form
Simple form
ought to I skimp? ought to you skimp? ought to she skimp? ought to we skimp? ought to you skimp? ought to they skimp?
V-ing form
ought to I be skimping? ought to you be skimping? ought to she be skimping? ought to we be skimping? ought to you be skimping? ought to they be skimping?
Perfect
ought to I have skimped? ought to you have skimped? ought to she have skimped? ought to we have skimped? ought to you have skimped? ought to they have skimped?
V-ing perfect
ought to I have been skimping? ought to you have been skimping? ought to she have been skimping? ought to we have been skimping? ought to you have been skimping? ought to they have been skimping?
Interro-negative form
Simple form
ought I not to skimp? ought you not to skimp? ought she not to skimp? ought we not to skimp? ought you not to skimp? ought they not to skimp?
V-ing form
ought I not to be skimping? ought you not to be skimping? ought she not to be skimping? ought we not to be skimping? ought you not to be skimping? ought they not to be skimping?
Perfect
ought I not to have skimped? ought you not to have skimped? ought she not to have skimped? ought we not to have skimped? ought you not to have skimped? ought they not to have skimped?
V-ing perfect
ought I not to have been skimping? ought you not to have been skimping? ought she not to have been skimping? ought we not to have been skimping? ought you not to have been skimping? ought they not to have been skimping?