English verb conjugation
OUGHT TO THRUM

Regular verb: thrum - thrumed - thrumed

Affirmation

Simple form	V-ing form
I ought to thrum you ought to thrum he ought to thrum we ought to thrum you ought to thrum they ought to thrum	I ought to be thruming you ought to be thruming he ought to be thruming we ought to be thruming you ought to be thruming they ought to be thruming
Perfect	V-ing perfect
I ought to have thrumed you ought to have thrumed he ought to have thrumed we ought to have thrumed you ought to have thrumed they ought to have thrumed	I ought to have been thruming you ought to have been thruming he ought to have been thruming we ought to have been thruming you ought to have been thruming they ought to have been thruming

Negation

Simple form	V-ing form
I ought not to thrum you ought not to thrum he ought not to thrum we ought not to thrum you ought not to thrum they ought not to thrum	I ought not to thruming you ought not to thruming he ought not to thruming we ought not to thruming you ought not to thruming they ought not to thruming
Perfect	V-ing perfect
I ought not to have thrumed you ought not to have thrumed he ought not to have thrumed we ought not to have thrumed you ought not to have thrumed they ought not to have thrumed	I ought not to have been thruming you ought not to have been thruming he ought not to have been thruming we ought not to have been thruming you ought not to have been thruming they ought not to have been thruming

Interrogative form

Simple form	V-ing form
ought to I thrum? ought to you thrum? ought to he thrum? ought to we thrum? ought to you thrum? ought to they thrum?	ought to I be thruming? ought to you be thruming? ought to he be thruming? ought to we be thruming? ought to you be thruming? ought to they be thruming?
Perfect	V-ing perfect
ought to I have thrumed? ought to you have thrumed? ought to he have thrumed? ought to we have thrumed? ought to you have thrumed? ought to they have thrumed?	ought to I have been thruming? ought to you have been thruming? ought to he have been thruming? ought to we have been thruming? ought to you have been thruming? ought to they have been thruming?

Interro-negative form

Simple form	V-ing form
ought I not to thrum? ought you not to thrum? ought he not to thrum? ought we not to thrum? ought you not to thrum? ought they not to thrum?	ought I not to be thruming? ought you not to be thruming? ought he not to be thruming? ought we not to be thruming? ought you not to be thruming? ought they not to be thruming?
Perfect	V-ing perfect
ought I not to have thrumed? ought you not to have thrumed? ought he not to have thrumed? ought we not to have thrumed? ought you not to have thrumed? ought they not to have thrumed?	ought I not to have been thruming? ought you not to have been thruming? ought he not to have been thruming? ought we not to have been thruming? ought you not to have been thruming? ought they not to have been thruming?