English verb conjugation
OUGHT TO PREWARM

Regular verb: prewarm - prewarmed - prewarmed

Affirmation

Simple form	V-ing form
I ought to prewarm you ought to prewarm he ought to prewarm we ought to prewarm you ought to prewarm they ought to prewarm	I ought to be prewarming you ought to be prewarming he ought to be prewarming we ought to be prewarming you ought to be prewarming they ought to be prewarming
Perfect	V-ing perfect
I ought to have prewarmed you ought to have prewarmed he ought to have prewarmed we ought to have prewarmed you ought to have prewarmed they ought to have prewarmed	I ought to have been prewarming you ought to have been prewarming he ought to have been prewarming we ought to have been prewarming you ought to have been prewarming they ought to have been prewarming

Negation

Simple form	V-ing form
I ought not to prewarm you ought not to prewarm he ought not to prewarm we ought not to prewarm you ought not to prewarm they ought not to prewarm	I ought not to prewarming you ought not to prewarming he ought not to prewarming we ought not to prewarming you ought not to prewarming they ought not to prewarming
Perfect	V-ing perfect
I ought not to have prewarmed you ought not to have prewarmed he ought not to have prewarmed we ought not to have prewarmed you ought not to have prewarmed they ought not to have prewarmed	I ought not to have been prewarming you ought not to have been prewarming he ought not to have been prewarming we ought not to have been prewarming you ought not to have been prewarming they ought not to have been prewarming

Interrogative form

Simple form	V-ing form
ought to I prewarm? ought to you prewarm? ought to he prewarm? ought to we prewarm? ought to you prewarm? ought to they prewarm?	ought to I be prewarming? ought to you be prewarming? ought to he be prewarming? ought to we be prewarming? ought to you be prewarming? ought to they be prewarming?
Perfect	V-ing perfect
ought to I have prewarmed? ought to you have prewarmed? ought to he have prewarmed? ought to we have prewarmed? ought to you have prewarmed? ought to they have prewarmed?	ought to I have been prewarming? ought to you have been prewarming? ought to he have been prewarming? ought to we have been prewarming? ought to you have been prewarming? ought to they have been prewarming?

Interro-negative form

Simple form	V-ing form
ought I not to prewarm? ought you not to prewarm? ought he not to prewarm? ought we not to prewarm? ought you not to prewarm? ought they not to prewarm?	ought I not to be prewarming? ought you not to be prewarming? ought he not to be prewarming? ought we not to be prewarming? ought you not to be prewarming? ought they not to be prewarming?
Perfect	V-ing perfect
ought I not to have prewarmed? ought you not to have prewarmed? ought he not to have prewarmed? ought we not to have prewarmed? ought you not to have prewarmed? ought they not to have prewarmed?	ought I not to have been prewarming? ought you not to have been prewarming? ought he not to have been prewarming? ought we not to have been prewarming? ought you not to have been prewarming? ought they not to have been prewarming?