English verb conjugation
OUGHT TO VARY

Regular verb: vary - varied - varied

Affirmation

Simple form	V-ing form
I ought to vary you ought to vary he ought to vary we ought to vary you ought to vary they ought to vary	I ought to be varying you ought to be varying he ought to be varying we ought to be varying you ought to be varying they ought to be varying
Perfect	V-ing perfect
I ought to have varied you ought to have varied he ought to have varied we ought to have varied you ought to have varied they ought to have varied	I ought to have been varying you ought to have been varying he 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	V-ing form
I ought not to vary you ought not to vary he ought not to vary we ought not to vary you ought not to vary they ought not to vary	I ought not to varying you ought not to varying he ought not to varying we ought not to varying you ought not to varying they ought not to varying
Perfect	V-ing perfect
I ought not to have varied you ought not to have varied he ought not to have varied we ought not to have varied you ought not to have varied they ought not to have varied	I ought not to have been varying you ought not to have been varying he 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	V-ing form
ought to I vary? ought to you vary? ought to he vary? ought to we vary? ought to you vary? ought to they vary?	ought to I be varying? ought to you be varying? ought to he be varying? ought to we be varying? ought to you be varying? ought to they be varying?
Perfect	V-ing perfect
ought to I have varied? ought to you have varied? ought to he have varied? ought to we have varied? ought to you have varied? ought to they have varied?	ought to I have been varying? ought to you have been varying? ought to he 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	V-ing form
ought I not to vary? ought you not to vary? ought he not to vary? ought we not to vary? ought you not to vary? ought they not to vary?	ought I not to be varying? ought you not to be varying? ought he not to be varying? ought we not to be varying? ought you not to be varying? ought they not to be varying?
Perfect	V-ing perfect
ought I not to have varied? ought you not to have varied? ought he not to have varied? ought we not to have varied? ought you not to have varied? ought they not to have varied?	ought I not to have been varying? ought you not to have been varying? ought he 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?