I ought to vary you ought to vary she ought to vary we ought to vary you ought to vary they ought to vary
V-ing form
I ought to be varying you ought to be varying she ought to be varying we ought to be varying you ought to be varying they ought to be varying
Perfect
I ought to have varied you ought to have varied she ought to have varied we ought to have varied you ought to have varied they ought to have varied
V-ing perfect
I ought to have been varying you ought to have been varying she ought to have been varying we ought to have been varying you ought to have been varying they ought to have been varying
Negation
Simple form
I ought not to vary you ought not to vary she ought not to vary we ought not to vary you ought not to vary they ought not to vary
V-ing form
I ought not to varying you ought not to varying she ought not to varying we ought not to varying you ought not to varying they ought not to varying
Perfect
I ought not to have varied you ought not to have varied she ought not to have varied we ought not to have varied you ought not to have varied they ought not to have varied
V-ing perfect
I ought not to have been varying you ought not to have been varying she ought not to have been varying we ought not to have been varying you ought not to have been varying they ought not to have been varying
Interrogative form
Simple form
ought to I vary? ought to you vary? ought to she vary? ought to we vary? ought to you vary? ought to they vary?
V-ing form
ought to I be varying? ought to you be varying? ought to she be varying? ought to we be varying? ought to you be varying? ought to they be varying?
Perfect
ought to I have varied? ought to you have varied? ought to she have varied? ought to we have varied? ought to you have varied? ought to they have varied?
V-ing perfect
ought to I have been varying? ought to you have been varying? ought to she have been varying? ought to we have been varying? ought to you have been varying? ought to they have been varying?
Interro-negative form
Simple form
ought I not to vary? ought you not to vary? ought she not to vary? ought we not to vary? ought you not to vary? ought they not to vary?
V-ing form
ought I not to be varying? ought you not to be varying? ought she not to be varying? ought we not to be varying? ought you not to be varying? ought they not to be varying?
Perfect
ought I not to have varied? ought you not to have varied? ought she not to have varied? ought we not to have varied? ought you not to have varied? ought they not to have varied?
V-ing perfect
ought I not to have been varying? ought you not to have been varying? ought she not to have been varying? ought we not to have been varying? ought you not to have been varying? ought they not to have been varying?